Fits select 2011-2019 Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD trucks. This vehicle-specific mounting hardware kit is a mandatory requirement for installing Hellwig Load Pro (LP) series helper springs.

The Hellwig 25312 kit provides the necessary heavy-duty brackets and hardware to secure LP-25 (2,500lb) or LP-35 (3,500lb) multi-leaf helper springs to your truck's factory leaf pack. Engineered for a precision fit, these components ensure the helper springs align correctly with the OE suspension, requiring no permanent vehicle modifications for a clean, bolt-on installation.

• Required for complete installation of Hellwig LP-25 and LP-35 helper spring kits
• Vehicle-specific brackets ensure proper spring alignment and load distribution
• Zinc-plated finish for superior corrosion resistance and durability
• Direct bolt-on design with no drilling or modification needed
• Includes all necessary mounting brackets and hardware
• Limited Lifetime Warranty
• Manufacturer Part Number: 25312

Fits 2011-2026 Ford F-250 and F-350 Super Duty (King Ranch, Lariat, Limited, Platinum, XL, XLT).

The Hellwig 25301 Mounting Hardware Kit is a vehicle-specific installation solution required for all Hellwig Load Pro (LP) helper spring applications. This kit must be purchased to install either the LP-25 (2500lb) or LP-35 (3500lb) multi-leaf helper spring kits. It is engineered to allow the spring kits to mount securely to the factory leaf pack with no vehicle modification required.

Manufactured with high-strength, zinc-plated hardware and heavy-duty brackets, this kit is designed to withstand the rigors of heavy hauling and towing. By using vehicle-specific mounting points, it ensures proper alignment and tension for the helper springs, maintaining vehicle stability under load.

• Required for complete installation of Hellwig LP-25 and LP-35 helper spring kits
• Vehicle-specific brackets ensure a precise, no-drill fitment
• Corrosion-resistant zinc-plated components for long-term durability
• Includes all necessary fasteners and mounting hardware
• Manufacturer Part Number: 25301
• Limited Lifetime Warranty

Fits select 1967-2014 Dodge B-Series, Ram 1500-3500, and Ford Bronco, E-Series, and F-Series vehicles (5.9L).

The Hellwig 25300 Mounting Hardware Kit is a required component for the installation of Hellwig Load Pro (LP) series helper springs. Specifically engineered for the LP-25 (2500lb) and LP-35 (3500lb) multi-leaf kits, this hardware ensures a secure, vehicle-specific fit that maintains the integrity of your suspension system without the need for custom fabrication or modification.

Constructed with durability in mind, the kit features heavy-duty brackets and high-quality zinc-plated hardware to resist corrosion and handle the stresses of heavy hauling and towing. This kit provides the necessary mechanical interface between the helper spring pack and the factory leaf spring assembly, allowing for a straightforward bolt-on installation.

• Required for every LP-25 and LP-35 leaf helper spring installation
• Vehicle-specific design for a precise, no-modification fit
• Zinc-plated finish for superior corrosion resistance
• Includes all necessary brackets and mounting hardware
• Manufacturer Part Number: 25300
• Limited Lifetime Warranty

Fits select 2001-2025 Ford F-250/F-350, Chevrolet/GMC 1500HD/2500/3500, and Dodge/Ram 1500/2500/3500 trucks.

The Hellwig Load Pro LP-25 is a heavy-duty 3-leaf helper spring designed for workhorse vehicles that carry substantial loads consistently. Featuring a "Fulltime Spring Rate" design, this helper spring set reinforces your existing rear leaf pack to maintain a level ride height and significantly improve stability. It is the ideal solution for fleet applications, service trucks, and daily tow vehicles where load support is required around the clock.

REQUIRED: This kit (MPN: 2527) requires a vehicle-specific Hellwig LP Mounting Kit for installation (sold separately). If your vehicle is equipped with factory contact overload springs, please verify fitment for specific compatibility.

• Level load capacity: Up to 2,500 lbs
• Design: 3-leaf helper spring with tunable rate
• Material: High-quality heat-treated spring steel
• Application: Designed for 1-ton and heavy-duty 3/4-ton chassis
• Warranty: Limited Lifetime Warranty
• Manufacturer Part Number: 2527

Fits select 1980-2002 Chevrolet, Ford, Dodge, and Cadillac trucks and vans (5.9L).

The Hellwig 25250 Mounting Hardware Kit is a mandatory component required for the installation of Hellwig Load Pro LP-25 and LP-35 multi-leaf helper springs. This vehicle-specific kit provides the necessary interface between your vehicle's factory suspension and the helper spring pack, enabling the system to provide up to 2,500 lbs or 3,500 lbs of additional load-leveling capacity.

Constructed from heavy-duty steel with a corrosion-resistant zinc-plated finish, these brackets and fasteners are designed to withstand heavy towing and hauling conditions. This kit eliminates the need for custom fabrication by utilizing precise mounting points for a secure, bolt-on installation.

• Required for all Hellwig LP-25 and LP-35 leaf helper spring installations
• Vehicle-specific brackets ensure a proper fit without modification
• Zinc-plated hardware for maximum durability and rust prevention
• Includes all necessary brackets and fasteners for a complete install
• Manufacturer Part Number: 25250
• Limited Lifetime Warranty

Fits 2011-2026 Ford F-250 and F-350 Super Duty trucks. The Hellwig Load Pro LP-25 series is the heavy-duty workhorse of the helper spring line, engineered for fleet vehicles and trucks that consistently carry significant loads. This 3-leaf helper spring system features a full-time spring rate design, providing constant support to maintain a level ride height, improve stability, and reduce sagging under load.

Designed specifically for 3/4-ton and 1-ton applications, the LP-25 system is tunable, allowing you to adjust the tension to suit your specific hauling requirements. Please note that this kit requires a separate LP Mounting Kit for installation and may require the removal or replacement of factory contact overload springs.

• Level load capacity of up to 2,500 lbs
• Heavy-duty 3-leaf spring configuration
• Full-time spring rate for consistent load support
• Tunable design for customized suspension response
• Manufacturer Part Number: 2511
• Limited Lifetime Warranty

Note: Requires Hellwig Load Pro installation kit (sold separately). If equipped with factory contact overload springs, these must be removed or used with a Hellwig Contact Overload Spring kit.

Fits select 1980-2006 Cadillac, Chevrolet, Dodge, and Ford vehicles, including Silverado, Suburban, Blazer, Bronco, and Econoline series.

The Hellwig Load Pro LP-25 is the heavy-duty workhorse of the Hellwig spring line, engineered to manage consistent heavy loads for fleet, commercial, and towing applications. This 3-leaf helper spring features a progressive rate design, providing up to 2,500 lbs of level load capacity. The progressive leaves engage only when under load, maintaining factory ride quality when the vehicle is unladen while providing essential support when hauling.

As a tunable system, the LP-25 allows you to adjust the spring rate to suit your specific loading needs. This kit includes the helper springs only and is designed for 3/4 and 1-ton applications where maximum stability and level stance are required.

• Level load capacity: Up to 2,500 lbs
• Design: Progressive rate 3-leaf helper spring
• Requirement: Must purchase Hellwig LP Mounting Kit for installation
• Adjustment: Tunable for specific load requirements
• Warranty: Limited Lifetime Warranty
• Manufacturer Part Number: 2510

Note: Not for use on vehicles equipped with factory contact overload springs without verifying specific fitment clearance.

Fits select 1973-2018 Chevrolet, Dodge, Ford, GMC, Mazda, and Toyota trucks (5.9L) equipped with 2.5-inch wide leaf springs.

The Hellwig 2002 Traction Control Spring is engineered to eliminate spring wrap—a common issue where the rear axle twists under load, causing wheel hop and loss of traction. By reinforcing the factory leaf pack, these springs maintain proper axle alignment during acceleration, ensuring power is efficiently transferred to the ground while improving overall towing and hauling stability.

This performance upgrade features a straightforward bolt-on design that attaches to the forward half of the rear leaf springs. It requires no welding or major modifications and is designed to work with the vehicle's existing suspension geometry to provide immediate seat-of-the-pants improvements in traction and control.

• Reduces spring wrap and wheel hop for significantly improved rear-wheel traction
• Simple bolt-on installation with provided hardware
• Specifically designed for 2.5-inch wide leaf spring applications
• Helps maintain axle alignment under heavy load or hard acceleration
• Manufacturer Part Number: 2002

Fits 2019-2023 Ford Ranger Lariat, XL, and XLT models (2WD/4WD).

The Hellwig EZ 990 Helper Spring kit is a technical solution for Ford Ranger owners who frequently haul heavy loads or tow trailers. This single leaf system provides up to 2,000 lbs of level load capacity, helping to eliminate rear-end sag and restore vehicle stability. By maintaining a level stance under load, you preserve the factory steering geometry and braking performance, ensuring safer handling while hauling.

The EZ 990 series is designed for versatility and is fully tunable. Using the included heavy-duty hardware, you can adjust the spring tension to provide the exact level of support your cargo requires. The springs are manufactured from heat-treated alloy steel for maximum durability and resistance to fatigue over time.

• Manufacturer Part Number: 1914
• Series: EZ 990
• Load Capacity: Up to 2,000 lbs
• Spring Type: Single Leaf
• Material: Heat-treated spring steel
• Hardware: Heavy-duty U-bolts and mounting brackets included
• Adjustability: Tunable for specific load requirements

Fits 2000-2006 Toyota Tundra Base, Limited, and SR5 models (2WD/4WD).

Improve your truck's hauling stability and restore ride height with the Hellwig 1910 Pro Series Helper Spring kit. This 2-leaf system is engineered to provide up to 2,500 lbs of additional level load capacity, effectively reducing rear-end sag and swaying when towing or carrying heavy payloads. The tunable design allows you to adjust the tension of the springs to match your specific load requirements, ensuring your Toyota Tundra remains level and controlled.

Built for durability and quiet operation, this kit features Hellwig's Silent Support System. By utilizing specialized polyurethane bushings, this design eliminates the metal-on-metal contact and "clacking" noise common with standard helper springs. The over-axle mounting configuration provides a secure attachment to the factory leaf pack for a straightforward installation.

• Manufacturer Part Number: 1910
• Level Load Capacity: Up to 2,500 lbs
• Spring Type: 2-Leaf Pro Series
• Mounting Design: Over-axle
• Bushing Material: Polyurethane (Silent Support System)
• Adjustment: Tunable tension for varied loading
• Warranty: Limited Lifetime Warranty

Fits 2007-2023 Toyota Tundra 2WD and 4WD models. This Hellwig Pro Series helper spring kit provides a level load capacity of up to 2,500 lbs, designed to restore factory ride height and improve stability when towing or hauling heavy payloads.

The Hellwig 1909 features a 2-leaf configuration with an over-axle mounting design that bolts directly to your existing leaf pack. This system is fully tunable, allowing you to adjust the spring rate to match your specific load requirements. To ensure quiet operation, it utilizes Hellwig's Silent Support System bushings, preventing the metal-on-metal contact often found in lesser helper springs.

• Manufacturer Part Number: 1909
• Leveling Capacity: Up to 2,500 lbs
• Configuration: 2-Leaf Pro Series
• Mounting: Over-axle design
• Installation: Simple bolt-on application with included hardware
• Acoustics: Silent Support System bushings for noise reduction
• Warranty: Limited Lifetime Warranty

Fits 2005-2023 Toyota Tacoma 2WD and 4WD models (All Trims).

The Hellwig Load Pro 15 helper spring kit is an essential suspension upgrade for Tacoma owners who frequently tow or haul heavy equipment. This add-a-leaf system bolts directly to the factory leaf pack, providing progressive support that stabilizes the rear end under load while maintaining factory ride quality when the bed is empty. It is engineered to eliminate rear-end sag, reduce bottoming out, and improve steering control by keeping weight properly distributed across all four wheels.

Constructed from heat-treated 5160 alloy spring steel, these helper springs are built for long-term durability under heavy-duty conditions. The kit includes all necessary mounting hardware for a straightforward bolt-on installation, requiring no welding or specialized modifications to the vehicle's frame.

• Manufacturer Part Number: 1906
• Product Line: Load Pro 15
• Material: Heat-treated 5160 alloy spring steel
• Installation: Bolt-on to factory leaf springs
• Reduces sag and improves stability during heavy towing
• Includes heavy-duty mounting hardware

Fits select 2016-2026 Ford Transit-150, Transit-250, Transit-350, and Transit-350 HD cargo vans and cutaway chassis.

The Hellwig 1904 EZ-990 Helper Spring Kit provides a cost-effective solution for restoring ride height and improving handling on Ford Transit vehicles under heavy load. By adding a single tunable leaf to the factory rear leaf pack, this kit offers up to 2,000 lbs of level load capacity, effectively reducing rear-end sag, body roll, and bottoming out during transport. Built from heat-treated alloy steel, the EZ-990 is designed for durability and can be adjusted to meet your specific load requirements.

• Manufacturer Part Number: 1904
• Level Load Capacity: Up to 2,000 lbs
• Materials: High-strength heat-treated alloy steel
• Tunable design allows for load-specific tension adjustment
• Easy bolt-on installation using basic hand tools; no drilling required
• Specifically fits Cargo Van and Cutaway Chassis (does not fit Passenger Van models)
• Limited Lifetime Warranty

Fits select 1966-2002 Chevrolet, GMC, Ford, and Dodge trucks and SUVs.

The Hellwig EZ-990 helper spring kit is a medium-duty suspension solution designed to restore ride height and improve stability under load. These helper springs provide up to 2,000 lbs of level-load carrying capacity, making them an ideal choice for light towing and hauling applications. By reinforcing the factory leaf pack, the EZ-990 system reduces rear-end sag and improves overall vehicle control.

Each kit is manufactured in the USA using heat-treated ASTM 5160 alloy spring steel for long-term durability and resistance to fatigue. The components are finished with a heavy-duty powder coating and plating to withstand harsh underbody environments. The simple bolt-on design installs easily with common hand tools and features adjustable U-bolts, allowing you to tune the tension based on your specific load requirements or to compensate for uneven side-to-side weight distribution.

• Level load capacity up to 2,000 lbs
• Manufactured from heat-treated ASTM 5160 alloy steel
• Adjustable U-bolts for fine-tuned support
• Heavy-duty powder-coated and plated components
• Simple bolt-on installation with included hardware
• Manufacturer Part Number: 1801