Fits 2010-2014 Ford F-150 SVT Raptor. The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN: 88412) is engineered to restore vehicle height and stability when towing or hauling heavy loads. Designed specifically for the SVT Raptor's suspension geometry, this kit provides up to 5,000 lbs. of load-leveling capacity, effectively eliminating rear-end squat, trailer sway, and poor headlight aim.

The "Ultimate" series distinguishes itself with an internal jounce bumper integrated directly into the double-bellow air springs. This bumper allows the kit to be safely run with zero air pressure in emergencies and provides additional shock absorption on rough terrain. The underframe-mounted design ensures a robust attachment point, while the adjustable 5-100 PSI range allows you to fine-tune the suspension for any payload.

• Up to 5,000 lbs. of load-leveling capacity
• Internal jounce bumper prevents bottoming out and absorbs road shock
• Double bellow air springs adjustable from 5 to 100 PSI
• Underframe-mounted for secure fitment
• Includes Schrader valves for manual inflation and all necessary hardware
• Professional installation required; involves drilling, cutting, or grinding
• Manufacturer Part Number: 88412

Fits 2024-2026 Chevrolet Silverado 2500 HD ZR2 and GMC Sierra 2500 HD AT4X.

The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88408) provides up to 5,000 lbs of load-leveling capacity to eliminate rear-end squat, trailer sway, and bottoming out during heavy hauling. Engineered for performance-oriented heavy-duty trucks, this kit includes Air Spring Cradles that allow the air springs to detach from the lower bracket during full suspension extension, maintaining the off-road articulation required for ZR2 and AT4X models. The integrated internal jounce bumper inside the air spring absorbs harsh impacts and allows the system to be safely run at zero PSI when unloaded.

• Up to 5,000 lbs of load-leveling capacity
• Includes Air Spring Cradles to maintain full suspension travel and articulation
• Internal jounce bumper prevents bottoming out and allows for 0 PSI operation
• Adjustable air pressure from 5 to 100 PSI
• Underframe kit design compatible with most in-bed hitches
• Easy installation with no frame drilling required
• Manufacturer Part Number: 88408

Fits 2017-2019 Ford F-250 and F-350 Super Duty pickups; does not fit Cab & Chassis applications.

The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88399) is engineered to provide up to 5,000 lbs. of load-leveling capacity for heavy-duty towing and hauling. This system features an industry-exclusive internal jounce bumper made of closed-cell urethane foam. This internal cushion allows the air springs to be run safely at zero air pressure, absorbs road shock, and prevents harsh jarring or bottoming out even on rough terrain. By working with your vehicle's leaf springs, it eliminates sag and sway while improving overall ride stability and steering control.

Constructed for maximum durability, the air springs are built like a tire with 2-ply reinforced fabric. The kit includes upper and lower roll plates to protect the bellows from sharp edges and increase overall load capacity. Installation is designed to be straightforward with a no-drill design that bolts to factory mounting points, replacing the factory jounce bumpers.

• 5,000 lbs. of rear load-leveling capacity (do not exceed vehicle GVWR)
• Internal urethane jounce bumper protects the vehicle and enables maintenance-free operation at 0 PSI
• Fully adjustable air pressure from 5 to 100 PSI for precise leveling
• No-drill installation; bolts directly to the vehicle frame
• Includes 2 air springs, brackets, air lines, Schrader valve, and all required mounting hardware
• Manufacturer Part Number: 88399

Fits 2005-2010 Ford F-250 and F-350 Super Duty (4WD/2WD) models. Designed to eliminate sag and squat, the Air Lift LoadLifter 5000 Ultimate (MPN 88398) provides up to 5,000 lbs. of load-leveling capacity to stabilize your rear suspension under heavy towing or hauling.

This Ultimate series kit features an exclusive internal jounce bumper made of closed-cell urethane foam. This integrated bumper allows you to safely run the air springs at 0 PSI if necessary and absorbs road shock to prevent harsh jarring or bottoming out. The springs themselves are constructed like tires with 2-ply reinforced fabric and protected by upper and lower roll plates to prevent damage from sharp edges.

• Up to 5,000 lbs. of load-leveling capacity
• Fully adjustable from 5 to 100 PSI for precise control
• Exclusive internal jounce bumper protects the vehicle when unloaded or at low pressure
• No-drill installation; bolts directly to the factory frame
• Compatible with most in-bed hitches (Note: Will not fit with Una-Goose hitches)
• Includes 2 air springs, roll plates, air lines, brackets, and all necessary mounting hardware

Fits 2011-2016 Ford F-250 and F-350 Super Duty SRW and DRW models.

The Air Lift LoadLifter 5000 Ultimate kit (MPN: 88396) provides up to 5,000 lbs of load-leveling capacity, engineered to eliminate rear-end sag and squat while hauling heavy trailers or payloads. Unlike standard air springs, the Ultimate series features an exclusive internal jounce bumper made of closed-cell urethane foam. This internal cushion allows you to safely run the springs with zero air pressure while absorbing road shock and protecting the vehicle from harsh jarring or bottoming out on rough terrain.

Built for durability, these air springs are constructed with 2-ply reinforced fabric and include upper and lower roll plates to protect the bellows from sharp edges. The bolt-on installation requires no drilling into the factory frame, as the kit replaces the OEM jounce bumpers for a secure fit. This system is compatible with most in-bed hitches, ensuring versatility for towing fifth-wheel or gooseneck trailers.

• Up to 5,000 lbs of rear load-leveling capacity
• Internal jounce bumper prevents bottoming out and allows for maintenance-free 0 PSI operation
• Fully adjustable from 5 to 100 PSI for custom load control
• Includes 2 air springs, roll plates, brackets, air lines, and all necessary mounting hardware
• No-drill installation bolts directly to factory mounting points
• Manufacturer Part Number: 88396

Fits 1999-2004 Ford F-250 and F-350 Super Duty (Harley-Davidson, King Ranch, Lariat, XL, XLT).

The Air Lift LoadLifter 5000 Ultimate kit provides up to 5,000 pounds of load-leveling capacity, specifically engineered to eliminate rear-end squat, trailer sway, and bottoming out. This under-frame kit is designed to work with most in-bed hitches and is tailored for vehicles with a 2-inch lift. What distinguishes the Ultimate series is the built-in internal jounce bumper; this maintenance-free component allows the springs to run safely with zero air pressure while absorbing road shock and preventing metal-to-metal contact even on rough terrain.

• 5,000 lbs of load-leveling capacity (do not exceed vehicle GVWR)
• Fully adjustable air pressure from 5 to 100 PSI for precise load support
• Internal jounce bumper prevents bottoming out and allows for zero air pressure operation
• Under-frame mounting compatible with most in-bed hitches
• Torture-tested to 1 million cycles for maximum durability and longevity
• Requires 9 inches of clearance between the tire and the frame
• Does not fit cab and chassis applications
• Manufacturer Part Number: 88390

Fits 2021-2026 Ford F-150.

The Air Lift LoadLifter 5000 Ultimate kit (88389) provides up to 5,000 lbs of load-leveling capacity to eliminate vehicle squat, trailer sway, and bottoming out. Designed for the 2021-2026 Ford F-150, this kit utilizes fully-adjustable air springs to restore proper ride height and improve steering and braking control while towing or hauling heavy payloads.

What distinguishes the LoadLifter 5000 Ultimate series is the integrated internal jounce bumper. This maintenance-free component replaces the factory bump stop, providing a three-stage compression rate that absorbs road shock and allows the springs to be safely operated at zero air pressure in emergency situations. The under-frame design ensures compatibility with most in-bed hitches and mounts using common hand tools with no frame drilling required for the standard installation.

• Load-leveling capacity: Up to 5,000 lbs
• Adjustable air pressure: 5-100 PSI
• Internal jounce bumper prevents bottoming out and allows safe 0 PSI operation
• No-drill installation for simplified setup
• Under-frame kit design works with most in-bed hitches
• Torture-tested to 1 million cycles for maximum longevity
• Manufacturer Part Number: 88389

The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88388) provides up to 5,000 lbs of load-leveling capacity for select 2019-2026 Chevrolet Silverado 1500 and GMC Sierra 1500 models, including Trail Boss, AT4, and Limited/LTD editions. This system is engineered to eliminate rear-end squat, trailer sway, and bottoming out, ensuring your vehicle remains level for optimal steering and braking control under heavy loads.

The Ultimate series features an exclusive internal jounce bumper composed of closed-cell urethane foam. This integrated bumper replaces the factory unit and allows the air springs to run safely at 0 PSI while providing an extra layer of protection against harsh impacts and bottoming out. The springs are fully adjustable from 5 to 100 PSI, allowing you to tune the suspension precisely for your specific towing or hauling requirements.

• 5,000 lbs of load-leveling capacity to eliminate sag and improve headlight aim
• Internal jounce bumper prevents bottoming out and enables maintenance-free operation
• Fully adjustable air springs (5-100 PSI) for customizable ride quality
• Underframe kit design compatible with most in-bed hitches
• Torture-tested to 1 million cycles for maximum durability
• Includes air springs, mounting brackets, and all required installation hardware
• Manufacturer Part Number: 88388

Fits 2015-2020 Ford F-150 models, including XL, XLT, Lariat, King Ranch, Platinum, Limited, Raptor, SSV, and Police Responder.

The Air Lift LoadLifter 5000 Ultimate air spring kit provides up to 5,000 lbs. of load-leveling capacity, specifically engineered to eliminate sag, trailer sway, and bottoming out on your Ford F-150. This system features a unique internal jounce bumper inside the air spring, which provides a cushion of air even with zero pressure and protects the vehicle suspension when hauling heavy loads over rough terrain.

These fully adjustable air springs allow you to tune the ride from 5 to 100 PSI, ensuring your truck stays level and stable regardless of the cargo. The underframe design is compatible with most in-bed hitches, making it a versatile solution for towing fifth-wheel or gooseneck trailers. Each kit includes rugged air springs, heavy-duty mounting brackets, and all necessary hardware for a complete installation.

• Load-leveling capacity: Up to 5,000 lbs.
• Internal jounce bumper prevents bottoming out and improves ride quality
• Adjustable air pressure range: 5 to 100 PSI
• Underframe mounting kit compatible with most in-bed hitches
• Manufacturer Part Number: 88385
• Includes all required brackets, air lines, and installation hardware

Fits 2022-2026 Toyota Tundra (SR, SR5, Limited, Platinum, 1794 Edition, TRD Pro, and Capstone). Note: This kit does not fit 5th wheel hitches or vehicles equipped with factory air suspension.

Improve your towing and hauling experience with the Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88383). Designed for the 2022-2026 Toyota Tundra, this system provides up to 5,000 pounds of load-leveling capacity, effectively eliminating rear-end squat, trailer sway, and bottoming out. By maintaining a level vehicle, you ensure proper headlight aim and improved steering and braking control under heavy loads.

The Ultimate series is distinguished by its exclusive internal jounce bumper. Located inside the air spring, this maintenance-free bumper replaces the factory unit and allows the air springs to run safely with zero air pressure, absorbing road shock and protecting the vehicle even if air pressure is lost. The air springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune the suspension for any load.

• Up to 5,000 lbs of load-leveling capacity
• Built-in internal jounce bumper for ride protection and shock absorption
• Adjustable air pressure from 5 to 100 PSI
• No-drill installation using common hand tools
• Components torture-tested to 1 million cycles for maximum durability
• Includes air springs, brackets, and all necessary Grade 8 mounting hardware
• Manufacturer Part Number: 88383

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

Restore ride height and stability with the Air Lift LoadLifter 5000 Ultimate kit. Engineered for heavy-duty towing and hauling, this kit provides up to 5,000 lbs. of load-leveling capacity, effectively eliminating rear-end squat, trailer sway, and body roll. This specific under-frame kit is designed for compatibility with most in-bed hitches, making it a versatile choice for gooseneck or fifth-wheel setups.

The LoadLifter 5000 Ultimate distinguishes itself with an integrated internal jounce bumper. This maintenance-free component is housed inside the air spring, where it absorbs shock and prevents the vehicle from bottoming out, even if the air bags are running at zero PSI. Constructed with rugged, durable materials, these fully adjustable air springs allow for precise pressure control from 5 to 100 PSI to match any load condition.

• Up to 5,000 lbs. of load-leveling capacity
• Exclusive internal jounce bumper prevents bottoming out
• Fully adjustable air springs (5-100 PSI) for optimal ride control
• Reduces headlight aim issues and trailer sway
• Under-frame design compatible with most in-bed hitches
• Includes air springs, hardware, and detailed instructions
• Manufacturer Part Number: 88380

Note: Installation requires moderate cutting and slight vehicle modification for proper fitment.

Fits 2021-2024 Ram 1500 TRX and 2025-2026 Ram 1500 RHO 4WD models.

The Air Lift LoadLifter 5000 Ultimate air spring kit provides up to 5,000 lbs. of load-leveling capacity to eliminate vehicle squat, trailer sway, and bottoming out while towing or hauling. Designed specifically for the high-performance suspension of the Ram TRX and RHO, this kit includes Air Spring Cradles that allow the air springs to detach from the lower brackets, maintaining full suspension extension during off-road articulation. The Ultimate series features an internal jounce bumper, providing a cushion of air to absorb road shock and allowing the springs to be safely run at zero PSI in emergency situations.

• Up to 5,000 lbs. of load-leveling capacity
• Adjustable air pressure from 5 to 100 PSI
• Internal jounce bumper prevents bottoming out and supports zero-PSI operation
• Air Spring Cradles included for full off-road suspension travel
• No-drill installation; bolts to factory mounting points
• Manufacturer Part Number: 88377
• Includes all necessary hardware and instructions
• Limited Lifetime Warranty and 60-Day Ride Satisfaction Guarantee

Fits 2019-2026 Ram 1500 (all trims including Big Horn, Laramie, Limited, Rebel, Tradesman, and TRX).

The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88375) delivers up to 5,000 lbs of load-leveling capacity to eliminate rear-end squat, trailer sway, and bottoming out. What distinguishes the Ultimate series is the integrated internal jounce bumper. This closed-cell urethane foam insert absorbs road shock and allows the vehicle to safely carry heavy loads even with zero air pressure in the springs, providing an extra layer of protection for your suspension and frame.

This under-frame kit is designed for a precise fit on the fifth-generation Ram 1500 and is compatible with most in-bed hitches. The 2-ply reinforced air springs are fully adjustable from 5 to 100 PSI, giving you total control over ride height and comfort whether you are towing a heavy trailer or hauling a full bed of supplies.

• Up to 5,000 lbs of load-leveling capacity
• Internal jounce bumper prevents bottoming out and improves ride quality
• Fully adjustable air springs from 5 to 100 PSI
• Durable 2-ply reinforced rubber construction
• Includes all vehicle-specific brackets and Grade 8 hardware
• Manufacturer Part Number: 88375
• Lifetime warranty with 60-day ride satisfaction guarantee

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

The Air Lift LoadLifter 5000 Ultimate rear air spring kit provides up to 5,000 lbs of load-leveling capacity to eliminate common towing issues like squat, trailer sway, and headlight aim deviation. This system features an industry-exclusive internal jounce bumper inside the air spring, which prevents bottoming out and allows the vehicle to run safely even with zero air pressure. The fully adjustable springs allow you to tune your suspension from 5-100 PSI based on your specific load requirements.

Built for durability and ease of installation, this kit utilizes an under-frame design compatible with most in-bed hitches and requires no frame drilling. Every key component is torture-tested to 1 million cycles on a hydraulic test rig to ensure long-term reliability under heavy-duty use.

• Manufacturer Part Number: 88365
• Load-leveling capacity: Up to 5,000 lbs
• Pressure range: 5 to 100 PSI
• Internal jounce bumper replaces factory bumper for maintenance-free operation
• No-drill installation using common hand tools
• Includes air springs, brackets, and all necessary mounting hardware

Fits 2021-2026 Ford F-150 models including XL, XLT, Lariat, King Ranch, Platinum, Raptor, and Tremor (Does not fit Powerboost models).

The Air Lift 88355 LoadLifter 5000 Ultimate kit provides up to 5,000 pounds of load-leveling capacity to eliminate rear-end sag, sway, and bottoming out when towing or hauling. This Ultimate series kit features a unique internal jounce bumper inside the air spring, which absorbs shock and allows the springs to safely run with zero air pressure in emergency situations or while unloaded.

Built for durability and ease of use, the air springs are fully adjustable from 5 to 100 PSI, allowing you to tune the suspension to your specific load. The under-frame mounting design is compatible with most in-bed hitches and utilizes a no-drill frame installation (though minor trimming with a cutting tool is required).

• Up to 5,000 lbs of load-leveling capacity
• Internal jounce bumper prevents bottoming out and improves ride comfort
• Air springs adjustable from 5 to 100 PSI
• No-drill frame design for simplified installation
• Includes all necessary rugged hardware and components
• Manufacturer Part Number: 88355

Fits 2023-2026 Ford F-250 and F-350 Super Duty 4WD SRW models across all trims including XL, XLT, Lariat, King Ranch, Platinum, and Limited.

The Air Lift LoadLifter 5000 Ultimate kit is engineered to provide up to 5,000 lbs. of load-leveling capacity, specifically for heavy-duty towing and hauling. This "Ultimate" series kit is distinguished by its maintenance-free internal jounce bumper, which allows the air springs to run safely at zero PSI while providing a secondary level of protection against bottoming out. This design eliminates common towing issues such as rear-end squat, trailer sway, body roll, and poor headlight aim.

Built for durability and ease of use, the air springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune the suspension for any load. The underframe design is compatible with most in-bed hitches and requires no drilling into the vehicle frame for installation. Every kit is torture-tested to 1 million cycles on a hydraulic test rig to ensure long-term reliability in demanding conditions.

• Manufacturer Part Number: 88354
• Leveling Capacity: Up to 5,000 lbs.
• Pressure Range: 5 to 100 PSI
• Internal Jounce Bumper: Maintenance-free shock absorption and bottom-out protection
• Installation: No-drill, underframe mounting
• Fitment: 4WD Single Rear Wheel (SRW) models only
• Testing: Validated to 1 million cycles
• Includes: Two air springs, internal jounce bumpers, mounting brackets, air lines, and all required hardware

Fits select 2020-2022 Ford F-250 and F-350 Super Duty 4WD models with Single Rear Wheels (SRW).

The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88352) provides up to 5,000 lbs of load-leveling capacity, specifically engineered to eliminate rear-end sag, trailer sway, and bottoming out during heavy towing or hauling. This kit restores a level ride height, improving steering control and braking effectiveness for a more stable towing experience.

The Ultimate series is distinguished by an integrated internal jounce bumper. This maintenance-free component inside the air spring absorbs road shock and allows the vehicle to safely carry loads even with zero air pressure, preventing the suspension from bottoming out on rough terrain. The air springs are fully adjustable from 5 to 100 PSI, allowing you to customize the support based on your specific tongue weight or payload.

Designed for straightforward installation, this under-frame kit requires no frame drilling and is compatible with most in-bed hitches. The assembly includes rugged air springs and all necessary mounting hardware for a complete installation.

• Up to 5,000 lbs of load-leveling capacity
• Internal jounce bumper prevents bottoming out and absorbs shock
• Air springs adjustable from 5-100 PSI
• No-drill installation on factory frame points
• Fits Single Rear Wheel (SRW) models only
• Under-frame design compatible with most in-bed hitches
• Manufacturer Part Number: 88352

Fits 2020-2026 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD pickups. Eliminate rear-end sag, trailer sway, and bottoming out with the Air Lift LoadLifter 5000 Ultimate kit (MPN 88341).

Designed for heavy-duty towing and hauling, this kit provides up to 5,000 lbs. of load-leveling capacity. The Ultimate series features an exclusive internal jounce bumper, allowing the air springs to safely run with zero air pressure and providing a maintenance-free cushion that prevents bottoming out on rough roads. This underframe kit is engineered to work with most in-bed hitches, including puck-style 5th wheel and gooseneck mounts, without requiring any metal drilling or grinding of factory components.

• Up to 5,000 lbs. of load-leveling capacity to maintain a level vehicle height
• Fully adjustable air pressure from 5-100 PSI for precise control
• Internal jounce bumper prevents bottoming out and protects the vehicle at zero air pressure
• No-drill installation; bolts directly to factory mounting points
• Compatible with most in-bed hitches (Note: fits puck style mounts; may not fit frame-side mounted hitches)
• Components torture-tested to 1 million cycles for maximum longevity
• Includes two air springs, brackets, air lines, and all necessary mounting hardware

Fits 2000-2005 Ford Excursion (Eddie Bauer, Limited, XLS, XLT).

Restore stability and ride height to your Ford Excursion with the Air Lift LoadLifter 5000 Ultimate air spring kit. This system provides up to 5,000 pounds of load-leveling capacity, effectively eliminating rear-end sag, trailer sway, and bottoming out during heavy towing or hauling. Designed to bolt under the frame, this kit is compatible with most in-bed hitches and requires no drilling for installation.

The LoadLifter 5000 Ultimate series distinguishes itself with an integrated internal jounce bumper. This Air Lift-exclusive feature absorbs road shock and allows the vehicle to run safely with zero air pressure, providing an extra layer of protection against harsh impacts and maintenance-free peace of mind. Every kit undergoes rigorous testing on a hydraulic test rig for 1 million cycles to ensure long-term durability under extreme conditions.

• Up to 5,000 lbs of load-leveling capacity
• Fully adjustable air pressure from 5 to 100 PSI
• Internal jounce bumper prevents bottoming out and allows for zero air pressure operation
• Rugged air springs and hardware torture-tested to 1 million cycles
• No-drill, under-frame installation
• Includes all necessary mounting hardware and instructions
• Manufacturer Part Number: 88340
• Backed by a Lifetime Warranty and 60-Day Ride Satisfaction Guarantee

Fits select 2011-2019 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 1500/2500 HD/3500 HD models. Does not fit cab and chassis applications.

The Air Lift LoadLifter 5000 Ultimate (MPN: 88338) is an air suspension system engineered to provide up to 5,000 lbs of load-leveling capacity. This kit solves common heavy-hauling issues like rear-end sag, trailer sway, and poor headlight aim by allowing for fine-tuned air pressure adjustment between 5-100 PSI. The "Ultimate" series features an exclusive internal jounce bumper, which prevents bottoming out and allows the air springs to run safely with zero air pressure, offering a maintenance-free fail-safe for your suspension.

Designed for straightforward installation, this underframe kit integrates with most in-bed hitches and requires no drilling or grinding of factory components. All key components are torture-tested to 1 million cycles to ensure long-term durability under heavy-duty towing conditions.

• Up to 5,000 lbs of load-leveling capacity
• Built-in internal jounce bumper prevents bottoming out
• Fully adjustable from 5-100 PSI for precise control
• Underframe design compatible with most in-bed hitches
• No-drill installation for easy mounting to factory points
• Includes all necessary hardware and fully-illustrated instructions
• Lifetime warranty and 60-day ride satisfaction guarantee

Fits 2017-2024 Nissan Titan models, including Platinum Reserve, PRO-4X, S, SL, and SV trims.

The Air Lift LoadLifter 5000 Ultimate kit (MPN 88331) is engineered to provide up to 5,000 lbs of load-leveling capacity, transforming your towing and hauling experience. By distributing weight across all four tires, these air springs eliminate common heavy-load issues such as rear-end squat, trailer sway, body roll, and poor headlight aim. Whether you are hauling a trailer or a heavy bed load, this kit ensures optimal braking and steering control.

What distinguishes the Ultimate series is the exclusive built-in internal jounce bumper. This maintenance-free component replaces the factory bumper and prevents bottoming out even on rough terrain, allowing the springs to run safely with zero air pressure if needed. The air springs are fully adjustable from 5 to 100 PSI, giving you precise control over your suspension's firmness and ride height. For maximum durability, all key components and hardware have been torture-tested to 1 million cycles on a hydraulic test rig.

• Up to 5,000 lbs of load-leveling capacity
• Exclusive internal jounce bumper prevents bottoming out
• Fully adjustable air pressure from 5 to 100 PSI
• No-drill installation: No metal drilling or grinding required
• Rugged, durable components including all necessary mounting hardware
• Underframe kit design compatible with most in-bed hitches
• Manufacturer Part Number: 88331

Fits 2007-2021 Toyota Tundra models including Base, SR, SR5, Limited, Platinum, 1794 Edition, Nightshade, Trail, and TRD Pro.

The Air Lift LoadLifter 5000 Ultimate (MPN 88299) is a heavy-duty air suspension solution designed to provide up to 5,000 lbs. of load-leveling capacity for your Tundra. This kit works in conjunction with your factory leaf springs to eliminate squat, trailer sway, and bottoming out while towing or hauling. This "Ultimate" series kit features an exclusive internal jounce bumper, allowing you to safely run the springs at zero air pressure if needed and providing a maintenance-free secondary cushion that absorbs road shock and prevents harsh jarring.

Built for durability and ease of use, these air springs are constructed with 2-ply reinforced fabric, similar to a tire casing, and include protective upper and lower roll plates. The system is fully adjustable from 5 to 100 PSI, allowing you to fine-tune your ride height and stiffness based on your specific load. This kit is also compatible with most in-bed hitches, making it an ideal choice for heavy-duty towing applications.

• Up to 5,000 lbs. of load-leveling capacity
• Exclusive internal closed-cell urethane foam jounce bumper
• Fully adjustable from 5 to 100 PSI
• Durable 2-ply reinforced air bellows
• Compatible with in-bed hitches
• Includes roll plates, brackets, air lines, and Schrader valve
• Manufacturer Part Number: 88299

Fits select 2003-2018 Dodge Ram 2500 and 3500 models.

The Air Lift LoadLifter 5000 Ultimate kit (88297) provides up to 5,000 lbs of load-leveling capacity, engineered to eliminate common towing issues such as rear-end squat, trailer sway, and poor headlight aim. By distributing weight across all four tires, these air springs improve steering and braking response for a safer, more controlled hauling experience.

What distinguishes the Ultimate series is the exclusive built-in internal jounce bumper. This maintenance-free component absorbs road shock and prevents bottoming out, even if the air springs are running at zero PSI. The springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune the suspension to your specific cargo or trailer requirements. Constructed with rugged components and torture-tested to 1 million cycles on a hydraulic test rig, this kit is built to withstand heavy-duty use.

• Manufacturer Part Number: 88297
• Load-leveling capacity: Up to 5,000 lbs
• Pressure range: 5-100 PSI
• Internal jounce bumper prevents bottoming out and runs safely with zero air
• Under-frame kit design works with most in-bed hitches
• Does not fit Cab & Chassis applications
• Includes all necessary hardware and fully-illustrated installation manual

Fits select 2003-2018 Dodge and Ram 2500/3500 pickup trucks. Does not fit Cab & Chassis applications.

The Air Lift LoadLifter 5000 Ultimate (MPN 88295) is a heavy-duty rear air spring kit designed to provide up to 5,000 lbs. of load-leveling capacity. This kit is unique because it features an internal closed-cell urethane foam jounce bumper inside each air spring. This allows the springs to safely run with zero air pressure if needed, while also absorbing shock and preventing harsh jarring or bottoming out when carrying heavy loads or towing.

Built for long-term durability, these air springs are constructed like tires with reinforced 2-ply fabric. The kit includes exclusive upper and lower roll plates that protect the air springs from sharp edges and increase overall load capacity. Installation is straightforward and requires no drilling into the vehicle frame, mounting directly to factory points to assist your vehicle's leaf springs.

• Up to 5,000 lbs. of load-leveling capacity (do not exceed vehicle GVWR)
• Internal urethane jounce bumper absorbs shock and allows for maintenance-free use at 0 PSI
• Fully adjustable from 5 to 100 PSI for precise control
• Durable 2-ply fabric reinforced air springs with black powder-coated brackets
• Includes roll plates, air lines, Schrader valves, and all required mounting hardware
• No-drill installation for most applications
• Manufacturer Part Number: 88295

Fits select 2014-2025 Ram 1500, 2500, 3500, and ProMaster 1500/2500/3500 models. This LoadLifter 5000 Ultimate kit (MPN: 88289) is engineered to eliminate squat and improve handling when towing or hauling the heaviest loads. Designed to replace or work alongside factory leaf springs, this system provides up to 5,000 lbs. of load-leveling capacity, ensuring your vehicle remains stable and level regardless of the cargo.

What sets the Ultimate series apart is the internal, closed-cell urethane foam jounce bumper. This exclusive feature absorbs road shock, prevents harsh bottoming out, and allows you to safely run the springs with zero air pressure if needed—making them virtually maintenance-free. The air springs themselves are built like a tire, reinforced with 2-ply fabric for maximum durability and durability. The included roll plates protect the bellows from sharp edges and increase load capacity by supporting the spring.

• Up to 5,000 lbs. of load-leveling capacity (do not exceed GVWR)
• Fully adjustable from 5 to 100 PSI for precise control
• Internal jounce bumper eliminates harsh jarring and protects the vehicle when loaded
• No-drill installation—bolts to the factory frame using included hardware
• Includes 2 air springs, roll plates, mounting brackets, air lines, and Schrader valve
• Note: Does not fit vehicles equipped with factory air suspension

Fits select 2019-2026 Chevrolet Silverado 1500 and GMC Sierra 1500 models, including LTD, Limited, and Trail Boss/AT4 editions. This Air Lift LoadLifter 5000 Ultimate kit (MPN 88288) is engineered for heavy-duty towing and hauling, providing up to 5,000 lbs. of rear load-leveling capacity to keep your truck level and stable under load.

The LoadLifter 5000 Ultimate distinguishes itself with an industry-exclusive internal jounce bumper. Made of closed-cell urethane foam, this bumper sits inside the 2-ply fabric-reinforced air springs to absorb shock and prevent bottoming out, even with zero air pressure. This maintenance-free design replaces your factory jounce bumper and allows for fully adjustable pressure between 5 and 100 PSI to match your specific load requirements.

• Up to 5,000 lbs. of load-leveling capacity (never exceed vehicle GVWR)
• Internal closed-cell urethane jounce bumper for ride comfort and safety at zero PSI
• Fully adjustable air pressure from 5 to 100 PSI
• Durable 2-ply reinforced air bellows built like a tire
• Upper and lower roll plates protect springs from sharp edges and increase durability
• No-drill installation on most applications; bolts directly to the frame
• Compatible with many in-bed hitches

The 88288 kit includes two air springs, upper and lower mounting brackets, air lines, Schrader valves, roll plates, and all necessary Grade 8 installation hardware. A fully illustrated manual is included to guide you through the bolt-on process.

Fits select 2001-2010 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 models. Does not fit cab and chassis applications or vehicles equipped with Quadrasteer.

The Air Lift LoadLifter 5000 Ultimate (MPN 88275) provides up to 5,000 lbs. of load-leveling capacity, designed to eliminate sag and squat while towing or hauling heavy loads. This system features an industry-exclusive internal jounce bumper made from closed-cell urethane foam. This integrated cushion absorbs road shock, prevents bottoming out on rough terrain, and allows the springs to be safely operated with zero air pressure.

Built for durability, the air springs are constructed with 2-ply reinforced fabric, similar to a tire, and include upper and lower roll plates to protect the bellows from sharp edges and debris. The system is fully adjustable from 5 to 100 PSI, allowing you to fine-tune the ride height and stability based on your specific payload.

• Up to 5,000 lbs. of load-leveling capacity
• Internal jounce bumper allows for 0 PSI maintenance-free operation
• Fully adjustable 5 to 100 PSI air pressure
• Compatible with in-bed hitches
• Includes 2 air springs, brackets, air lines, Schrader valves, and mounting hardware
• Part Number: 88275

Fits 2007-2016 Dodge and Ram 4500 trucks. The Air Lift LoadLifter 5000 Ultimate air spring kit (MPN 88255) is engineered to provide up to 5,000 lbs. of load-leveling capacity, working in conjunction with your factory leaf springs to eliminate squat, trailer sway, and bottoming out. This kit is designed for heavy-duty towing and hauling and is compatible with most in-bed hitches.

The Ultimate series features an industry-exclusive internal jounce bumper made from closed-cell urethane foam. This allows you to safely run the springs with zero air pressure and provides a cushion of air that absorbs shock, preventing harsh jarring on rough roads. The air springs are constructed with durable 2-ply reinforced fabric and include upper and lower roll plates to protect the bellows from frame edges and debris. Installation is straightforward and requires no drilling into the vehicle frame.

• Up to 5,000 lbs. of load-leveling capacity (do not exceed GVWR)
• Fully adjustable from 5 to 100 PSI
• Maintenance-free internal jounce bumper prevents bottoming out
• Durable 2-ply reinforced air spring construction
• Includes air springs, mounting brackets, air lines, Schrader valve, and installation hardware
• Manufacturer Part Number: 88255

The Air Lift LoadLifter 5000 Ultimate kit (88242) is designed for the 2006-2017 Ford E-450 Super Duty to provide up to 5,000 lbs. of load-leveling capacity. This kit is specifically engineered to work with your vehicle's leaf springs to eliminate sag, bottoming out, and trailer sway when hauling heavy loads. The Ultimate series features an exclusive internal jounce bumper made of closed-cell urethane foam, allowing you to safely run the springs at zero air pressure and providing a maintenance-free cushion that absorbs road shock.

Constructed like a tire with durable 2-ply fabric reinforcement, these air springs include upper and lower roll plates to protect the bellows from sharp edges and increase overall durability. This kit is compatible with vehicles equipped with in-bed hitches and installs without drilling into the factory frame, replacing the original equipment jounce bumpers for a professional fit and finish.

• Fits 2006-2017 Ford E-450 Super Duty
• Manufacturer Part Number: 88242
• Load leveling capacity: Up to 5,000 lbs.
• Adjustable pressure range: 5 to 100 PSI
• Internal jounce bumper allows for 0 PSI operation and prevents bottoming out
• Maintenance-free closed-cell urethane foam cushion
• No-drill installation into factory mounting points
• Includes 2 air springs, brackets, air lines, Schrader valves, and all required hardware

Fits select 2014-2025 Ram 1500, 2500, 3500 and ProMaster 1500, 2500, 3500 models.

The Air Lift LoadLifter 5000 Ultimate air spring kit provides up to 5,000 lbs of load-leveling capacity to eliminate vehicle squat, trailer sway, and bottoming out. Designed for heavy-duty hauling, this kit replaces the factory jounce bumper with an exclusive internal jounce bumper. This allows the air springs to safely run with zero air pressure and provides additional shock absorption on rough terrain, offering a significant upgrade over standard air springs in both ride quality and safety.

Constructed for longevity, these air springs are fully adjustable from 5 to 100 PSI, allowing you to fine-tune your suspension based on the specific weight of your trailer or cargo. The under-frame design is engineered to work with most in-bed hitches and utilizes a bolt-on installation that requires no drilling into the vehicle frame.

• Up to 5,000 lbs of load-leveling capacity
• Internal jounce bumper prevents bottoming out and allows zero PSI operation
• Fully adjustable air pressure from 5-100 PSI
• No-drill installation for most applications
• Torture-tested to 1 million cycles (equivalent to 100,000 miles)
• Includes air springs, brackets, air lines, and all necessary hardware
• Manufacturer Part Number: 88233