Fits select 1999-2017 Chevrolet Silverado 1500 and GMC Sierra 1500 models with short beds and a 2- to 6-inch drop.

The Air Lift SlamAir kit is engineered specifically to solve the common issues associated with lowered trucks, such as bottoming out and lost load-carrying capacity. By supplementing your truck's factory leaf springs with adjustable air bellows, this kit provides a variable spring rate that improves ride comfort and safety when hauling or towing. These air helper springs are compatible with various lowering methods, including trucks with flipped axles or notched frames, ensuring your suspension performs correctly even with a significant drop.

Installation is straightforward, with the air springs mounting between the vehicle frame and the existing leaf springs. The kit includes a specialized alignment tool to ensure proper setup and quick-connecting air fittings for a leak-free seal. With an adjustable range from 5 to 100 PSI, you can fine-tune your suspension stiffness to match your specific load requirements.

• Manufacturer Part Number: 59209
• Compatibility: Fits lowered trucks with 2" to 6" drop
• Adjustment Range: 5-100 PSI
• Installation: Bolts between leaf springs and frame
• Includes: Air springs, brackets, air lines, alignment tool, and hardware
• Note: Does not fit long bed models

Fits select 1988-1998 Chevrolet and GMC C1500 trucks.

The Air Lift SlamAir air helper spring kit (MPN: 59106BT) is specifically engineered to restore load-carrying capacity and improve ride quality on lowered trucks with a 5 to 6-inch drop. By supplementing the factory leaf springs, these air springs provide an adjustable spring rate that prevents bottoming out and increases safety on vehicles with flipped axles or notched frames.

Constructed with ultra-high-strength nylon composite end caps and rugged bellows, this system is air-adjustable from 5 to 100 PSI to handle variable loads or provide enhanced ride comfort. The kit includes all necessary mounting hardware and quick-connect air fittings for a straightforward installation between the existing springs and the vehicle frame.

• Specifically designed for trucks with 5-6 inch drops
• Air adjustable from 5 to 100 PSI for variable load control
• High-strength nylon composite end caps for long-term durability
• Eliminates bottoming out and improves ride stability
• Includes all required installation hardware and quick-connect air fittings
• Manufacturer Part Number: 59106BT

Fits select 2011-2016 Ford F-250 and F-350 Super Duty 4WD models (King Ranch, Lariat, Platinum, XL, XLT).

The Air Lift LoadLifter 7500XL Ultimate provides the highest load-leveling capacity in the Air Lift lineup, specifically engineered for heavy-duty towing and hauling. This kit offers up to 7,500 lbs. of leveling capacity and features 20% more air spring volume than the LoadLifter 5000 series, ensuring greater stability and control under heavy loads. The 2-ply fabric-reinforced air springs are paired with an internal closed-cell urethane foam jounce bumper, which provides a secondary cushion of air to absorb road shock and prevent bottoming out even with zero air pressure.

Each kit is built for long-term durability with ultra-high-strength nylon composite end caps and upper/lower roll plates to protect the bellows from abrasion. Designed for straightforward installation, this kit fits both Single Rear Wheel (SRW) and Dual Rear Wheel (DRW) configurations and is compatible with factory in-bed hitch systems.

• Capacity: Up to 7,500 lbs. of load-leveling capacity
• Adjustment: Fully adjustable from 5-100 PSI for precise ride control
• Construction: 2-ply reinforced air springs with nylon composite end caps
• Stability: Reduces squat, trailer sway, and body roll while improving steering and braking
• Internal Jounce Bumper: Maintenance-free urethane bumper allows for safe operation at zero PSI
• Compatibility: Fits factory in-bed hitch systems; does not fit Cab & Chassis models
• Part Number: 57596

Fits select 2003-2018 Dodge/Ram 2500 and 3500 four-wheel drive models. Note: Does not fit cab and chassis applications.

The Air Lift LoadLifter 7500XL Ultimate is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs. of load-leveling capacity. This kit solves common towing issues such as rear-end squat, trailer sway, and body roll by utilizing massive 7-inch double-bellows air springs. These springs offer up to 20% more air volume than the LoadLifter 5000 series, ensuring superior leveling strength at lower pressures.

Built for durability and ride quality, the air springs feature an internal closed-cell urethane foam jounce bumper. This Air Lift-exclusive design absorbs shock and prevents harsh bottoming out, even on rough terrain. The maintenance-free springs are constructed like tires with 2-ply reinforced fabric and feature ultra-high-strength, corrosion-proof nylon composite end caps. Upper and lower roll plates are included to protect the bellows from abrasion and increase the load-bearing surface.

• Up to 7,500 lbs. of load-leveling capacity
• Internal jounce bumper allows for safe operation at zero air pressure
• Fully adjustable from 5 to 100 PSI for precise control
• Reinforced 2-ply fabric air springs with nylon composite end caps
• Includes upper and lower roll plates for increased protection
• Eliminates squat, sway, and bottoming out while improving braking and steering
• Manufacturer Part Number: 57595

Fits select 2014-2025 Ram 2500, 2023 Ram 1500 / 1500 Classic, and 2023 Ram ProMaster 1500/2500/3500. Note: Does not fit vehicles equipped with factory air suspension.

The Air Lift LoadLifter 7500XL Ultimate is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs. of load-leveling capacity. This kit features 7-inch double-bellows air springs that offer up to 20% more air volume than the LoadLifter 5000 series, ensuring better leveling strength at lower pressures. The "Ultimate" designation signifies the inclusion of an internal jounce bumper made of closed-cell urethane foam. This bumper absorbs road shock, prevents harsh bottoming out, and allows the springs to safely run with zero air pressure in emergency situations.

Constructed for durability, the air springs are built like tires with 2-ply reinforced fabric and feature ultra-high-strength nylon composite end caps that resist corrosion. The kit includes upper and lower roll plates to protect the bellows from abrasion and increase the load-bearing surface. Fully adjustable from 5-100 PSI, this system eliminates vehicle squat, trailer sway, and body roll for improved steering and braking control under heavy loads.

• Manufacturer Part Number: 57589
• Load-leveling capacity: Up to 7,500 lbs.
• Internal jounce bumper for shock absorption and fail-safe protection
• 7-inch double-bellows air springs with 2-ply fabric reinforcement
• Corrosion-proof nylon composite end caps and steel roll plates
• Adjustable pressure range: 5 to 100 PSI
• Includes all necessary hardware and illustrated installation manual
• Limited lifetime warranty with a 60-day ride satisfaction guarantee

Fits select 2020-2025 Ford F-350 Super Duty dual rear wheel (DRW) trucks (XL, XLT, Lariat, King Ranch, Platinum, Limited).

The Air Lift LoadLifter 7500 XL Ultimate kit (MPN 57580) provides up to 7,500 lbs of load-leveling capacity, engineered for the most demanding towing and hauling applications. This system is distinguished by its massive 7-inch, double-convoluted bellows air springs, which offer superior leveling force at lower air pressures compared to standard systems. By stabilizing the load, this kit eliminates vehicle squat, trailer sway, and poor headlight aim while improving overall ride comfort.

As an Ultimate series kit, it features an integrated internal jounce bumper inside each air spring. This maintenance-free component replaces the factory bumper, safely allowing for operation at zero air pressure while absorbing heavy shocks to prevent bottoming out. For maximum durability, the system includes ultra-high-strength composite end caps and protective roll plates. Every component is torture-tested to 1 million cycles to ensure long-term reliability on the job site or the highway.

• Up to 7,500 lbs of load-leveling capacity (do not exceed vehicle GVWR)
• Massive 7-inch double-convoluted air springs for increased volume and support
• Internal jounce bumper prevents bottoming out and protects the air springs
• Fully adjustable from 5 to 100 PSI for precise leveling control
• Includes air springs, heavy-duty brackets, roll plates, and all installation hardware
• Manufacturer Part Number: 57580

Fits 2023-2025 Ford F-450 4WD dual-rear-wheel (DRW) non-commercial models.

The Air Lift LoadLifter 7500 XL Ultimate kit (MPN 57579) provides up to 7,500 lbs of load-leveling capacity, engineered specifically for heavy-duty towing and hauling. This system features massive 7-inch double-convoluted bellows, which offer greater leveling force at lower air pressures compared to standard 6-inch springs. The "Ultimate" designation identifies the integrated internal jounce bumper, which absorbs road shock and allows the springs to be safely run with zero PSI in the event of air loss.

Constructed for longevity, the kit utilizes ultra-high-strength composite end caps and includes steel roll plates to protect the air springs from abrasion. The underframe design is compatible with most in-bed hitches and installs using common hand tools with no frame drilling required. Every component is torture-tested to 1 million cycles on a hydraulic test rig to ensure durability under maximum load.

• Up to 7,500 lbs of load-leveling capacity
• 7-inch double-convoluted air springs for improved ride quality
• Internal jounce bumper for shock absorption and run-flat capability
• Fully adjustable air pressure from 5 to 100 PSI
• No-drill installation on factory frame points
• Includes air springs, brackets, roll plates, and all necessary hardware
• Manufacturer Part Number: 57579

Fits select 2017-2019 Ford F-250 and F-350 Super Duty 4WD models (SRW and DRW). Not for commercial chassis models.

The Air Lift LoadLifter 7500XL Ultimate is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs of load-leveling capacity. This kit is distinguished by its massive 7-inch double-convoluted bellows, which offer greater air volume and better leveling at lower pressures compared to standard 5,000-lb kits. An integrated internal jounce bumper, made from closed-cell urethane foam, provides a maintenance-free cushion of air that absorbs road shock and prevents bottoming out, even with zero air pressure in the bellows.

Built to last, these air springs are reinforced with 2-ply fabric and capped with high-strength, corrosion-proof nylon composite end caps. By eliminating squat, trailer sway, and body roll, this kit restores proper steering geometry and braking performance for a safer towing experience. This system is compatible with factory in-bed hitch systems.

• Manufacturer Part Number: 57577
• Load-leveling capacity: Up to 7,500 lbs
• Air pressure range: 5-100 PSI
• Internal jounce bumper: Maintenance-free closed-cell urethane
• Bellows: 7-inch double-convoluted reinforced 2-ply fabric
• Hardware: Included for bolt-on installation
• Fitment: Fits SRW and DRW 4WD models; compatible with factory in-bed hitches

Fits select 2001-2010 Chevrolet Silverado and GMC Sierra 2500, 2500 HD, 3500, and 3500 HD trucks. This kit is designed for two-wheel and four-wheel drive models; it does not fit Cab & Chassis or Quadrasteer applications.

The Air Lift LoadLifter 7500XL Ultimate (MPN 57575) is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs. of load-leveling capacity. This kit features an exclusive internal jounce bumper made of closed-cell urethane foam. This integrated bumper provides a secondary cushion of air that absorbs road shock and prevents harsh bottoming out, even when running with zero air pressure. The 7500XL series offers up to 20% more air spring volume than the LoadLifter 5000 series, ensuring greater stability for the heaviest loads.

Built for durability in demanding environments, the air springs are constructed like tires with 2-ply fabric reinforcement. The kit includes upper and lower roll plates to protect the bellows from sharp edges and increase load capacity. The end caps are manufactured from a high-strength nylon composite that is corrosion-proof and lighter than steel. These air springs are fully adjustable from 5 to 100 PSI, allowing for precise leveling to eliminate squat, trailer sway, and poor headlight aim.

• Manufacturer Part Number: 57575
• Load-leveling capacity: Up to 7,500 lbs.
• Internal jounce bumper allows for maintenance-free operation and emergency support
• Adjustable air pressure: 5 to 100 PSI
• 2-ply fabric reinforced air springs for maximum durability
• Ultra-high-strength nylon composite end caps
• Compatible with most side-mount fifth-wheel hitch applications
• Includes upper and lower roll plates and all necessary mounting hardware

Fits select 2023-2026 Ford F-250 and F-350 Super Duty SRW models (V8-6.7L / V8-6.8L / V8-7.3L).

The Air Lift LoadLifter 7500 XL kit provides up to 7,500 lbs of load-leveling capacity, making it the highest-rated air spring kit available for the Ford Super Duty. Designed specifically for heavy-duty towing and hauling, this system eliminates vehicle squat, trailer sway, and bottoming out. The core of this kit features massive 7-inch, double-convoluted bellows air springs. These larger air springs provide greater leveling force at lower pressures compared to standard bellows, delivering a more refined ride while maintaining maximum stability.

This under-frame kit is engineered for durability and ease of installation. It utilizes ultra-high-strength composite end caps and includes roll plates to protect the air springs from sharp edges and increase load capacity. The system installs using common hand tools with no frame drilling required and is compatible with most in-bed hitches. To ensure long-term reliability, the key components are torture-tested to 1 million cycles on a hydraulic test rig.

• Manufacturer Part Number: 57554
• Leveling Capacity: Up to 7,500 lbs
• Air Spring Type: 7-inch double-convoluted bellows
• Pressure Range: 5-100 PSI
• Construction: High-strength composite end caps with roll plates
• Installation: No-drill, under-frame design
• Compatibility: Single Rear Wheel (SRW) models only
• Testing: Validated to 1 million cycles

Fits select 2020-2022 Ford F-250 and F-350 Super Duty 4WD Single Rear Wheel (SRW) models. The Air Lift LoadLifter 7500 XL Ultimate air spring kit (MPN: 57552) provides up to 7,500 lbs. of load-leveling capacity to eliminate vehicle squat, trailer sway, and bottoming out. Designed for the heaviest towing applications, this system offers 20% more air spring volume than the LoadLifter 5000 series for superior ride support.

Constructed with 2-ply reinforced fabric air springs and ultra-high-strength nylon composite end caps, this kit is as durable as steel while remaining corrosion-proof. An integrated internal jounce bumper—made from closed-cell urethane foam—absorbs shock and prevents harsh jarring on rough roads, allowing the air springs to run safely with zero air pressure if necessary. This kit also includes upper and lower roll plates to protect the bellows from abrasion.

• Up to 7,500 lbs. of load-leveling capacity
• Internal jounce bumper allows for maintenance-free use and zero-PSI operation
• Fully adjustable air pressure from 5 to 100 PSI
• 2-ply reinforced bellows for maximum durability
• Corrosion-proof nylon composite end caps and steel roll plates
• Compatible with most 5th-wheel and gooseneck hitches
• Includes all necessary mounting hardware and instructions

Fits select 2016-2025 Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models.

The Air Lift LoadLifter 7500 XL Ultimate kit is engineered for maximum load-leveling performance, providing up to 7,500 lbs. of leveling capacity for heavy-duty towing and hauling. This system features massive 7-inch, double-convoluted bellows that provide greater leveling force at lower air pressures compared to standard systems, resulting in a more controlled and comfortable ride. The integrated internal jounce bumper is a key safety feature that absorbs road shock and allows the springs to be safely operated with zero PSI in the event of air loss.

This underframe kit is designed to eliminate common towing issues such as rear-end squat, trailer sway, and bottoming out, while maintaining proper headlight aim and vehicle stability. The fully adjustable system allows you to fine-tune the ride quality between 5 and 100 PSI based on your specific load requirements. Designed to work with most in-bed hitches, this kit includes all necessary mounting hardware and detailed instructions for a straightforward installation.

• Manufacturer Part Number: 57543
• Load Leveling Capacity: Up to 7,500 lbs. (Do not exceed vehicle GVWR)
• Air Spring Type: 7-inch double-convoluted bellows
• Pressure Range: Fully adjustable from 5-100 PSI
• Internal Jounce Bumper: Allows for zero PSI operation and prevents bottoming out
• Fitment Requirement: Requires 9 inches of clearance between the outside of the frame and the tire
• Installation: Underframe mounting compatible with most in-bed hitches

Fits select 2020-2026 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD trucks.

The Air Lift LoadLifter 7500 XL Ultimate air spring kit is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs of load-leveling capacity. This kit solves common suspension issues like rear-end sag, trailer sway, and vehicle squat by using adjustable air pressure to level your truck under load. Unlike standard air springs, the Ultimate series features an internal closed-cell urethane foam jounce bumper, which absorbs harsh jarring on rough roads and allows the springs to be run safely even at zero air pressure.

• Capacity: Up to 7,500 lbs of load-leveling support (never exceed vehicle GVWR).
• Internal Jounce Bumper: Maintenance-free urethane foam absorbs shock and protects the vehicle from bottoming out.
• Adjustability: Fully adjustable from 5 to 100 PSI for precise control and a comfortable ride.
• Heavy-Duty Construction: Features 2-ply fabric-reinforced air springs with 20% more air volume than the LoadLifter 5000 series.
• Durability: Corrosion-proof, ultra-high-strength nylon composite end caps and included upper/lower roll plates to protect the bellows.
• Compatibility: Fits puck-style 5th wheel and gooseneck hitches; not compatible with commercial chassis vehicles.

Each kit includes all necessary hardware and a fully illustrated manual for a straightforward installation. MPN: 57541.

Fits 2011-2019 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD (SRW and DRW models).

The Air Lift LoadLifter 7500XL Ultimate (MPN 57538) is engineered to handle the most demanding towing and hauling tasks. This heavy-duty air spring kit provides up to 7,500 lbs. of load-leveling capacity, effectively eliminating rear-end squat, trailer sway, and bottoming out. Featuring 20% more air volume than the LoadLifter 5000 series, these springs offer superior stability and ride comfort even under maximum load.

Built for durability and maintenance-free operation, each air spring features a closed-cell urethane foam internal jounce bumper. This exclusive design allows the springs to run safely at zero air pressure while absorbing harsh road shocks and preventing jarring. The 2-ply reinforced fabric bellows are paired with high-strength nylon composite end caps and protective upper and lower roll plates to ensure long-term performance in corrosive environments.

• 7,500 lbs. of load-leveling capacity
• Internal jounce bumper prevents bottoming out and allows for zero air pressure operation
• Adjustable from 5 to 100 PSI for precise leveling control
• Reinforced 2-ply fabric air springs for maximum durability
• Includes corrosion-proof nylon composite end caps and protective roll plates
• Fits Single Rear Wheel (SRW) and Dual Rear Wheel (DRW) applications
• Does not fit cab and chassis models

Fits select 2019-2025 Ram 3500 and 2020-2021 Ram ProMaster 3500 models (Excludes Cab & Chassis models).

The Air Lift LoadLifter 7500 XL Ultimate air spring kit (MPN: 57531) is engineered for heavy-duty towing and hauling, providing up to 7,500 lbs. of load-leveling capacity. This system features 7-inch double bellows air springs that offer 20% more air volume than the LoadLifter 5000 series, significantly reducing rear-end sag, trailer sway, and body roll while maintaining steering and braking control.

A standout feature of the Ultimate series is the integrated, closed-cell urethane foam jounce bumper. This internal bumper absorbs shock on rough roads and allows the air springs to be run safely at zero air pressure if needed. Construction includes 2-ply fabric-reinforced springs for maximum durability and ultra-high-strength nylon composite end caps that are as strong as steel but completely corrosion-proof.

• Load Capacity: Up to 7,500 lbs. (Do not exceed vehicle GVWR)
• Pressure Range: Fully adjustable from 5-100 PSI for precise control
• Spring Design: 7-inch double bellows with 2-ply reinforced construction
• Jounce Bumper: Internal maintenance-free urethane foam absorbs shock and prevents bottoming out
• End Caps: Ultra-high-strength, corrosion-proof nylon composite
• Protection: Includes upper and lower roll plates to protect springs from abrasion
• Compatibility: Underframe design works with most in-bed hitches

Includes all necessary mounting hardware, air lines, and installation instructions. Backed by Air Lift’s limited lifetime warranty and 60-day ride satisfaction guarantee.

Fits select 2020-2025 Jeep Gladiator, 2024-2025 Chevrolet Silverado 2500 HD ZR2, and 2024-2025 GMC Sierra 2500 HD AT4X.

The Air Lift LoadLifter 5000 air spring kit provides up to 3,400 lbs of load-leveling capacity, designed to eliminate vehicle squat, trailer sway, and bottoming out while towing or hauling. This kit features Universal Air Spring Cradles, which allow the air springs to detach from the lower bracket during full suspension extension. This design provides the necessary articulation for overlanding and off-road use without sacrificing on-road load support.

• Up to 3,400 lbs of load-leveling capacity (do not exceed vehicle GVWR)
• Double bellow air springs adjustable from 5 to 100 PSI
• Anodized black billet aluminum end caps for superior strength and durability
• Lightweight resin air spring cradles with integrated drain holes to clear water and debris
• Bolt-on underframe installation (requires minor cutting of the jounce bumper cup for clearance)
• Includes Schrader valves for manual inflation control
• Manufacturer Part Number: 57415
• Backed by a limited lifetime warranty and 60-day ride satisfaction guarantee

Fits 2017-2022 Ford F-250 and F-350 Super Duty SRW 4WD models with block-style lift kits.

The Air Lift LoadLifter 5000 kit (MPN: 57409) provides up to 5,000 pounds of load-leveling capacity, engineered specifically for Ford Super Duty trucks equipped with leaf spring block spacer-style lifts. This side-mounted kit eliminates the common issues of towing and hauling heavy loads, including rear-end sag, trailer sway, body roll, and bottoming out. By maintaining a level vehicle, it ensures proper headlight aim and improved steering control.

Built for durability, these air springs feature 2-ply fabric reinforcement similar to tire construction. The ultra-high-strength nylon composite end caps are corrosion-proof and as strong as steel but significantly lighter. This kit includes upper and lower roll plates to protect the bellows from sharp edges and increase the load-bearing surface area. The underframe design is compatible with most in-bed hitches, including factory and aftermarket 5th wheel hitches.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable from 5 to 100 PSI for precise control
• Designed specifically for lifted trucks retaining factory leaf springs and u-bolts
• Reinforced 2-ply fabric air springs with nylon composite end caps
• No frame drilling required for installation
• Includes all necessary brackets, hardware, and instructions
• Tested to 1 million cycles for maximum longevity
• Manufacturer Part Number: 57409

Fits select 2017-2019 Ford F-250 and F-350 Super Duty pickups. Does not fit cab & chassis applications.

The Air Lift LoadLifter 5000 air spring kit is engineered to provide up to 5,000 lbs. of load-leveling capacity, ensuring your 2017-2019 Ford Super Duty remains stable and level while towing or hauling. This under-frame kit is specifically designed to work with most in-bed hitches, including factory hitch systems. By utilizing adjustable air pressure from 5 to 100 PSI, you can eliminate rear-end sag, trailer sway, and bottoming out, restoring a safe and comfortable ride height regardless of your cargo weight.

• Up to 5,000 lbs. of load-leveling capacity (never exceed vehicle GVWR)
• Fully adjustable air springs from 5 to 100 PSI for precise control
• Under-frame design compatible with most side-mount fifth-wheel and factory in-bed hitch applications
• Reduces strain on existing suspension components and improves braking and steering response
• Includes heavy-duty air springs, brackets, mounting hardware, and detailed installation manual
• Manufacturer Part Number: 57399

Fits select 2005-2010 Ford F-250 and F-350 Super Duty pickups.

The Air Lift LoadLifter 5000 air spring kit (MPN 57398) is engineered to provide up to 5,000 lbs of load-leveling capacity, making it the heaviest-rated kit for hauling and towing. By installing these adjustable air springs between the vehicle frame and the existing leaf springs, you can eliminate rear-end sag, reduce trailer sway, and prevent bottoming out. This improves overall vehicle stability and provides a more comfortable, controlled ride when loaded to the manufacturer's Gross Vehicle Weight Rating (GVWR).

Constructed with rugged, durable components, these air springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune the support based on your specific cargo or trailer weight. The kit includes all necessary hardware and a fully-illustrated installation manual for a straightforward setup on the factory mounting points.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable from 5 to 100 PSI for custom support
• Reduces sag, sway, and bottoming out during heavy hauling
• Rugged air bellows and durable mounting hardware included
• Does not fit Cab and Chassis applications
• Will not fit vehicles equipped with Una-Goose Hitches
• Manufacturer Part Number: 57398

Fits select 2011-2016 Ford F-250 and F-350 Super Duty models (XL, XLT, Lariat, King Ranch, Platinum).

The Air Lift LoadLifter 5000 air spring kit (MPN 57396) provides up to 5,000 lbs of load-leveling capacity, engineered to eliminate common towing and hauling issues like rear-end sag, trailer sway, and bottoming out. By restoring a level vehicle height, these air springs improve headlight aim, braking performance, and steering control for a safer, more stable towing experience. The under-frame design is compatible with most in-bed hitches.

• Adjustable Load Support: Air pressure is adjustable from 5 to 100 PSI, allowing you to tune the suspension for any load within the vehicle's GVWR.
• Robust Construction: Features 2-ply fabric-reinforced air springs built like a tire for maximum strength, paired with corrosion-proof nylon composite end caps.
• Air Lift Exclusive Roll Plates: Includes upper and lower roll plates that protect the bellows from sharp edges while increasing load capacity by 10%.
• Proven Durability: Critical components are torture-tested to 1 million cycles on a hydraulic test rig to ensure long-term reliability.
• Comprehensive Kit: Includes two air springs, roll plates, mounting brackets, air lines, and all necessary hardware for installation.

Note: This kit does not fit Cab & Chassis applications. Backed by a Limited Lifetime Warranty and a 60-Day Ride Satisfaction Guarantee.

Fits select 2017-2026 Ford F-250 and F-350 Super Duty models (SRW and DRW).

The Air Lift LoadLifter 5000 air spring kit provides up to 5,000 lbs of load-leveling capacity to eliminate common towing issues like rear-end squat, trailer sway, and bottoming out. By providing an adjustable air cushion, this system restores proper headlight aim and improves steering and braking control under heavy loads. The air springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune the suspension for any payload within the vehicle's GVWR.

Built for the most demanding environments, these air bellows feature 2-ply reinforced fabric construction similar to a tire. The end caps are manufactured from a high-strength nylon composite that provides the structural integrity of steel while remaining lightweight and corrosion-proof. This kit includes Air Lift's exclusive upper and lower roll plates, which protect the springs from sharp edges and increase the load-bearing surface for improved durability. Every component is torture-tested to 1 million cycles on a hydraulic test rig to ensure lasting performance.

• Manufacturer Part Number: 57391
• Load Capacity: Up to 5,000 lbs leveling capacity
• Pressure Range: 5-100 PSI
• Materials: 2-ply reinforced air bellows with nylon composite end caps
• Included Hardware: Upper and lower roll plates, quick-connect polymer air fittings, and illustrated installation manual
• Compatibility: Fits Single Rear Wheel (SRW) and Dual Rear Wheel (DRW) models; does not fit Cab & Chassis or Quadrasteer applications

Fits 1999-2004 Ford F-250 and F-350 Super Duty (XL, XLT, Lariat, King Ranch, Harley-Davidson). Note: Does not fit Cab & Chassis models.

The Air Lift LoadLifter 5000 (MPN: 57390) is a heavy-duty air helper spring system designed to provide up to 5,000 lbs of leveling capacity. By mounting between your truck's frame and the factory leaf springs, these air springs eliminate the common problems associated with heavy hauling and towing, including rear-end sag, trailer sway, and bottoming out. The system is fully adjustable from 5 to 100 PSI, allowing you to fine-tune the ride height and stiffness based on your specific load requirements.

• Leveling Capacity: Up to 5,000 lbs to maintain vehicle stability under heavy loads.
• Air Springs: 2-ply fabric reinforced air springs for maximum durability and pressure retention.
• Adjustability: Fully adjustable between 5-100 PSI for a custom ride whether loaded or empty.
• Construction: Rugged, durable components designed for severe service and commercial applications.
• Installation: Bolt-on design; includes air springs, mounting brackets, air lines, Schrader valves, and all necessary hardware.
• Part Number: 57390

Each kit comes with a limited lifetime warranty and a 60-day ride satisfaction guarantee, ensuring long-term reliability for your Ford Super Duty.

Fits 2021-2026 Ford F-150 2WD/4WD models, including PowerBoost, Raptor, and Tremor variants. This Air Lift LoadLifter 5000 kit (MPN 57389) provides up to 5,000 lbs of load-leveling capacity to eliminate rear-end squat, trailer sway, and bottoming out during heavy hauling or towing.

Built for durability in demanding conditions, the air springs feature a tire-like construction reinforced with 2-ply fabric. The assembly is capped with ultra-high-strength nylon composite end caps, which offer the structural integrity of steel without the risk of corrosion. Included upper and lower roll plates protect the bellows from sharp edges and increase overall load support. The under-frame design ensures compatibility with most in-bed hitches, making this a versatile solution for diverse towing setups.

• Up to 5,000 lbs of leveling capacity for improved handling and headlight aim
• Fully adjustable from 5 to 100 PSI for precise load control
• 2-ply fabric reinforced air springs with corrosion-proof nylon composite end caps
• No-drill installation on most applications using common hand tools
• Includes air springs, brackets, roll plates, and all necessary Grade 8 hardware
• Torture-tested to 1 million cycles for long-term reliability
• Manufacturer Part Number: 57389

Fits select 2019-2026 Chevrolet Silverado 1500 (including LTD) and GMC Sierra 1500 (including Limited) models.

The Air Lift LoadLifter 5000 air helper spring kit is engineered to restore vehicle stability and eliminate sag, sway, and bottoming out when towing or hauling heavy loads. By providing up to 5,000 lbs of load-leveling capacity, these air springs maintain an even ride height and improve handling, steering, and braking performance. Fully adjustable from 5 to 100 PSI, this system allows you to tune the suspension for everything from empty beds to heavy trailers.

• Up to 5,000 lbs of load-leveling capacity
• Air adjustable from 5 to 100 PSI for customized support
• Designed to work alongside existing factory leaf springs
• Rugged, durable components for long-term reliable service
• Replaces factory bump stops to provide superior load support
• Includes all necessary hardware and fully-illustrated installation manual
• Manufacturer Part Number: 57388
• Limited Lifetime Warranty and 60-day ride satisfaction guarantee

Fits 2024-2026 Toyota Tacoma 4WD models (Limited, SR5, Trailhunter, TRD Off-Road, TRD Pro, and TRD Sport) equipped with coil spring rear suspension only; does not fit leaf spring models.

The Air Lift LoadLifter 5000 air spring kit (MPN 57386) provides up to 5,000 lbs of load-leveling capacity, effectively eliminating rear-end squat, trailer sway, and bottoming out. These air springs are fully adjustable from 5 to 100 PSI, allowing you to maintain a level vehicle stance and proper headlight aim regardless of your cargo or tongue weight.

Engineered for durability, these air springs are constructed like tires with 2-ply reinforced fabric. The kit features ultra-high-strength nylon composite end caps that provide the strength of steel without the weight or risk of corrosion. Upper and lower roll plates are included to protect the bellows from sharp edges and increase overall load support. Installation is a straightforward bolt-on process using common hand tools, with no drilling into the vehicle frame required.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable from 5 to 100 PSI
• 2-ply fabric reinforced air springs
• Corrosion-proof nylon composite end caps
• Integrated roll plates for bellows protection
• Bolt-on installation with no frame drilling required
• Torture-tested to 1 million cycles
• Includes all necessary hardware and instructions

Fits select 2004-2020 Ford F-150 and Toyota 4Runner models.

The Air Lift LoadLifter 5000 air spring kit provides up to 5,000 pounds of load-leveling capacity, designed to eliminate the common issues associated with heavy towing and hauling. By utilizing fully-adjustable air springs, this kit prevents rear-end squat, trailer sway, body roll, and harsh bottoming out. This added stability ensures your vehicle maintains proper headlight aim and optimal steering and braking control under load.

Built for durability and ease of use, these air springs are adjustable from 5 to 100 PSI, allowing you to fine-tune the suspension for any load. The underframe mounting design is engineered to work seamlessly with most in-bed hitches, providing a versatile solution for F-150 and 4Runner owners. Each kit includes all necessary hardware and rugged air springs that have been torture-tested for long-term reliability.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable from 5-100 PSI for custom support
• Compatible with most in-bed hitches (underframe design)
• Includes air springs, brackets, and all required installation hardware
• Manufacturer Part Number: 57385
• Covered by a Lifetime Warranty and 60-Day Ride Satisfaction Guarantee

Fits 2022-2026 Toyota Tundra (SR, SR5, Limited, Platinum, 1794 Edition, TRD Pro, and Capstone).

The Air Lift LoadLifter 5000 kit (MPN 57383) provides up to 5,000 lbs of load-leveling capacity, making it a critical upgrade for Toyota Tundra owners who frequently tow or haul heavy loads. By utilizing fully adjustable air springs with a 5-100 PSI range, this kit eliminates common towing issues such as vehicle squat, trailer sway, and bottoming out. These air springs are built with 2-ply fabric reinforcement for maximum strength and durability, similar to a tire casing.

Installation is a straightforward process that requires no frame drilling and utilizes common hand tools. To ensure long-term reliability, the kit includes upper and lower roll plates that protect the air bellows from sharp edges. The end caps are manufactured from an ultra-high strength nylon composite, providing the strength of steel without the weight or risk of corrosion. This system has been torture-tested to 1 million cycles on a hydraulic test rig to ensure it stands up to heavy-duty use.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable air pressure from 5 to 100 PSI
• 2-ply fabric reinforced air springs for tire-like durability
• Ultra-high strength nylon composite end caps are lightweight and corrosion-resistant
• No-drill installation using existing factory mounting points
• Includes upper and lower roll plates to prevent spring damage
• Torture-tested to 1 million cycles for proven reliability
• Does not fit vehicles with factory air suspension or 5th wheel hitches

Fits 2020-2025 Ford F-350 Super Duty (XL, XLT, Lariat, King Ranch, Platinum, Limited).

The Air Lift LoadLifter 5000 air spring kit (MPN 57380) is engineered to restore ride height and stability when towing or hauling heavy loads. Designed for the 2020-2025 Ford F-350 Super Duty, this kit provides up to 5,000 lbs. of load-leveling capacity, effectively eliminating common issues such as rear-end squat, trailer sway, body roll, and bottoming out. By maintaining a level vehicle, it ensures optimal braking, steering control, and correct headlight aim for safer operation.

Constructed with 2-ply fabric-reinforced bellows similar to commercial truck tires, these air springs feature ultra-high-strength nylon composite end caps that provide the strength of steel while remaining corrosion-proof. The included upper and lower roll plates protect the bellows from sharp edges and increase overall durability. The system is fully adjustable from 5-100 PSI, allowing you to fine-tune the support based on your specific tongue weight or payload.

• Up to 5,000 lbs. of load-leveling capacity
• Fully adjustable 5-100 PSI air pressure
• 2-ply fabric-reinforced air springs for maximum durability
• Corrosion-proof, high-strength nylon composite end caps
• Underframe design compatible with most in-bed hitches
• Includes roll plates to protect air springs
• Torture-tested to 1 million cycles
• Manufacturer Part Number: 57380

This underframe kit is designed for a precise fit and requires moderate cutting for installation. It is engineered to work with most in-bed hitches, providing a robust solution for heavy-duty towing and hauling needs.

Fits select 2019-2026 Ram 1500 models, including Big Horn, Laramie, Limited, Rebel, Tradesman, and TRX.

The Air Lift LoadLifter 5000 kit provides up to 5,000 lbs of load-leveling capacity to improve safety and comfort when towing or hauling heavy loads with your Ram 1500. By adding adjustable air support, this system eliminates common issues like rear-end squat, poor headlight aim, trailer sway, and bottoming out. These air springs allow for precise pressure adjustments from 5 to 100 PSI, ensuring your truck remains level regardless of the cargo weight.

Built for durability, the air bellows are constructed with 2-ply reinforced fabric and feature high-strength nylon composite end caps that are corrosion-proof and lighter than steel. This kit includes Air Lift's exclusive upper and lower roll plates, which protect the bellows from sharp edges and increase load capacity by 10%. The underframe design is engineered to work with most in-bed hitches for maximum utility.

• Manufacturer Part Number: 57375
• Up to 5,000 lbs of load-leveling capacity
• Adjustable air pressure from 5 to 100 PSI
• 2-ply fabric reinforced air bellows for maximum strength
• Corrosion-proof, high-strength nylon composite end caps
• Includes upper and lower roll plates for bellows protection
• Quick-connect polymer air fittings for easy installation
• Tested to 1 million cycles for long-term reliability
• Limited Lifetime Warranty and 60-Day Ride Satisfaction Guarantee

Fits select 2009-2024 Dodge Ram 1500, Ram 1500, and Ram 1500 Classic models. Does not fit vehicles equipped with factory air suspension.

The Air Lift LoadLifter 5000 kit provides up to 5,000 lbs of load-leveling capacity to eliminate common towing and hauling issues such as rear-end squat, trailer sway, and bottoming out. By maintaining a level vehicle height, this system ensures optimal braking and steering control while preventing poor headlight aim. The underframe design is compatible with most in-bed hitches and requires no frame drilling for installation.

Engineered for durability, these air springs are constructed like a tire with 2-ply fabric reinforcement. The kit features high-strength nylon composite end caps that provide the strength of steel while remaining lightweight and corrosion-proof. Exclusive upper and lower roll plates are included to protect the air springs from sharp edges and increase overall load capacity.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable air pressure from 5 to 100 PSI
• 2-ply fabric reinforced air springs for maximum durability
• Corrosion-proof nylon composite end caps
• Includes protective roll plates and all necessary hardware
• No-drill installation for most applications
• Manufacturer Part Number: 57365