Fits select 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500 (2WD/4WD).

Cognito torsion bar keys provide a reliable solution for adjusting the front ride height of your GM 1500-series truck. These keys are specifically engineered to reindex the torsion bars, facilitating a leveled stance or providing additional height in specific lifted applications—such as adjusting a 7-inch Cognito lift to a 9-inch setting. Forged from high-strength steel with a raw finish, these keys are designed to handle the stresses of suspension adjustment without compromising durability.

A critical factor in torsion bar adjustment is maintaining adequate suspension droop travel to preserve ride quality. Because GM utilized various torsion bar spring rates depending on vehicle trim and options, these aftermarket keys ensure you can achieve the desired ride height regardless of the factory spring rate. These are an essential component for any leveling kit installation on torsion bar front-end trucks.

• Manufacturer Part Number: 110-90268
• Material: Forged Steel
• Finish: Raw
• Application: Leveling or Lifted (6"-9" height range adjustments)
• Compatibility: 1999-2006 Chevrolet Silverado 1500 and GMC Sierra 1500 models with torsion bar front ends

Fits select 1988-2006 Cadillac, Chevrolet, and GMC 1500/2500 4WD trucks and SUVs including Silverado, Sierra, Suburban, Tahoe, Yukon, and Avalanche.

MaxTrac Suspension lowering torsion keys provide an effective way to drop the front of your GM 4WD vehicle by 1 to 3 inches. These keys are designed to re-index the factory torsion bars, allowing for a lower ride height while maintaining suspension travel and ride quality. Unlike cast alternatives, these keys are forged from high-grade steel for maximum strength and durability under load.

Each key is finished in a grey powder coat to provide long-term resistance against corrosion and road debris. This kit (MPN 440513) is a direct replacement for the factory torsion keys and is ideal for leveling the front of a truck with a rear lowering kit or achieving a full dropped stance.

• Part Number: 440513
• Lowering Range: 1-3 Inches
• Material: Forged Steel
• Finish: Grey Powder Coat
• Quantity: Pair (Front Left and Right)
• Installation: Replaces OE torsion keys

Fits 1998-2009 Ford Ranger 2WD and 4WD models (including Edge, EV, FX4, Splash, Sport, STX, Tremor, XL, and XLT) equipped with torsion bar suspension and without Stabilitrak.

Level and lift your truck with the MaxTrac K883032C suspension system. This kit provides 3 inches of front lift and 2 inches of rear lift, engineered specifically to work with the Ford Ranger's factory torsion bar setup. These heavy-duty torsion keys re-index the bars to provide additional ground clearance and room for larger wheel and tire combinations while maintaining predictable handling characteristics.

• Lift Height: 3-inch front / 2-inch rear
• Fitment: Fits models with torsion bar suspension only
• Requirement: Non-Stabilitrak models only
• Construction: Made in the USA
• Manufacturer Part Number: K883032C

Fits 1998-2009 Ford Ranger models including Edge, EV, FX4, Postal, Splash, Sport, STX, Tremor, XL, and XLT.

Achieve a level stance and improved ground clearance with this pair of MaxTrac Suspension front leveling torsion keys. These components are designed to replace your factory keys, providing 1 to 3 inches of adjustable front lift by re-indexing the vehicle's torsion bars. This adjustment helps eliminate the factory rake and allows for larger wheel and tire combinations.

Engineered for durability, these keys are forged from high-strength steel to withstand the rigors of both street and off-road use. Each key features a grey powder-coated finish for long-lasting corrosion resistance and protection against the elements.

• Adjustable front lift height: 1 to 3 inches
• High-strength forged steel construction
• Corrosion-resistant grey powder coat finish
• Direct replacement for factory torsion keys
• Sold as a pair
• Manufacturer Part Number: 843013

Note: Depending on your specific wheel and tire setup, minor trimming may be required to ensure optimal fender well clearance.

Fits select 2020-2025 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD models.

Achieve a level stance on your heavy-duty GM truck with the MaxTrac Suspension 1-3 inch front leveling kit. Unlike standard cast keys, part number 841813 features torsion keys forged from high-strength steel to handle the extreme loads of the Silverado and Sierra HD chassis without compromising structural integrity. This kit is designed to provide adjustable front-end lift, allowing you to clear larger tire and wheel combinations while correcting the factory rake.

To maintain proper suspension geometry and ride quality, this kit includes a pair of shock extenders. These extenders ensure that your factory shocks operate within their intended range after the height adjustment, preventing over-extension. Every component is finished in a durable grey powder coat for maximum resistance to corrosion and road debris.

• Front adjustment range: 1 to 3 inches
• Heavy-duty forged steel construction for superior strength
• Includes shock extenders to preserve factory ride quality
• Durable grey powder coat finish for long-term corrosion protection
• Bolt-on installation to factory torsion bar locations
• Manufacturer Part Number: 841813

Fits select 2011-2019 Chevrolet Silverado and GMC Sierra 1500, 2500 HD, and 3500 HD (2WD/4WD).

Level the stance of your heavy-duty GM truck with these MaxTrac front leveling torsion keys. Engineered for precision and durability, these keys are adjustable from 1 to 3 inches, allowing you to lift the front end to clear larger tire and wheel combinations or eliminate the factory nose-down rake. Unlike budget cast alternatives, these keys are manufactured from high-strength forged steel for maximum reliability under load.

This kit includes four zinc-plated shock extenders designed to maintain your factory shock travel and prevent the shocks from topping out after the lift is installed. Each torsion key is finished in a durable grey powder coat to protect against corrosion and road debris, ensuring a long service life in harsh conditions.

• Manufacturer Part Number: 841413
• Adjustable Lift Height: 1.0" to 3.0"
• Material: Forged steel for superior strength
• Finish: Grey powder coat (keys) and zinc plating (shock extenders)
• Compatibility: 2WD and 4WD models
• Kit Includes: (2) Forged torsion keys, (4) Shock extenders

Fits select 2000-2010 Chevrolet Silverado and GMC Sierra 1500HD/2500HD/3500HD, Suburban and Yukon XL 2500, and 2003-2009 Hummer H2.

MaxTrac Suspension front leveling torsion keys provide an adjustable 1 to 3 inches of front-end lift, allowing you to eliminate the factory rake and clear larger wheel and tire combinations. These keys are designed to replace the factory torsion keys, indexing the torsion bar to increase ride height while maintaining the proper suspension geometry for 8-lug heavy-duty applications. Unlike cast alternatives, these keys are forged from high-strength steel to ensure they withstand the significant torque loads of GM torsion bar systems.

• Adjustable lift height: 1.0" to 3.0"
• Forged steel construction for superior structural integrity
• Grey powder coat finish for long-term corrosion and oxidation resistance
• Specifically engineered for 8-lug 2WD and 4WD models
• Direct-fit replacement for factory torsion keys
• Manufacturer Part Number: 840713

Fits select 1988-2007 Chevrolet, GMC, and Cadillac trucks and SUVs, including Silverado/Sierra 1500, Tahoe, Yukon, Suburban, Avalanche, and Escalade. This pair of MaxTrac suspension leveling torsion keys provides an adjustable 1-3 inches of front-end lift, allowing you to level the stance of your vehicle or clear larger tire setups.

Forged from high-grade steel for maximum strength, these keys are designed to replace the factory torsion keys and re-index the torsion bar for increased height without compromising ride quality. The grey powder-coated finish ensures long-term resistance to corrosion and road debris, making them a durable solution for both 2WD and 4WD applications.

• Provides 1-3" of adjustable front lift
• Forged steel construction for superior durability
• Grey powder coat finish for corrosion resistance
• Clears up to 33-inch tires
• Includes one pair of torsion keys
• Manufacturer Part Number: 840513

Fits select 2020-2025 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD (2WD/4WD) models.

Cognito Torsion Bar Keys are engineered to level the front of your heavy-duty truck with the rear, providing the necessary adjustment to set your desired ride height. These keys are a critical component for leveling kits and specific lifted applications where the upper range of a lift kit is required. Unlike cast alternatives, Cognito keys feature forged steel construction for maximum strength and durability under load.

When adjusting ride height, maintaining ample suspension droop travel is essential for preserving ride quality. These keys re-index the torsion bars to achieve lift while allowing for proper suspension geometry. Installation is straightforward, typically requiring only 30 minutes to bolt into the factory locations using a torsion bar unloading tool.

• Manufacturer Part Number: 110-90771
• Construction: Forged Steel
• Finish: Raw
• Installation Time: 0.5 Hours
• Application: Leveling and lifted setups
• Country of Origin: USA

Fits 2011-2019 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD 2WD/4WD models.

Cognito torsion bar keys are engineered to precisely adjust the front ride height of your heavy-duty truck. Whether you are installing a leveling kit or seeking to maximize the height of a lifted application—such as adjusting a Cognito 4-inch lift to a 6-inch setting—these keys provide the necessary indexed rotation to achieve your desired stance. Unlike generic keys, Cognito focuses on maintaining sufficient suspension droop travel to ensure factory-like ride quality and prevent premature wear on suspension components.

Constructed from high-strength forged steel with a raw finish, these keys are designed to handle the high stress and varying spring rates of GM heavy-duty torsion bars. They replace the factory adjuster keys to provide the extra lift required when stock components reach their adjustment limit.

• Fits 2011-2019 Silverado/Sierra 2500 HD / 3500 HD (2WD/4WD)
• Forged steel construction for maximum durability
• Adjustable ride height for leveling or lifting applications
• Maintains critical suspension droop travel
• Finish: Raw
• Manufacturer Part Number: 110-90270

Fits 2020-2024 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD 4WD models.

Level the stance of your heavy-duty truck with the Body Armor 4x4 Torsion Key and Shock Extender Kit. This kit provides 1.5 to 2 inches of additional front-end ground clearance, allowing for larger wheel and tire combinations while maintaining the factory ride quality. Precision-engineered for durability, the keys are manufactured from 4140 forged steel to handle the high-stress loads of heavy-duty suspension systems.

The included shock extenders ensure your factory shocks remain within their proper operating range, preventing over-extension after the lift is installed. This bolt-on solution requires no permanent vehicle modifications and can be returned to the stock configuration if needed.

• Provides 1.5-inch to 2-inch front lift height
• Constructed from high-strength 4140 forged steel
• Includes shock extenders to maintain OE ride quality
• Simple bolt-on installation
• Fits 4WD models only
• Manufacturer Part Number: 504014-GM

Fits select 2011-2019 Chevrolet Silverado 2500 HD/3500 HD, Suburban 3500 HD, and GMC Sierra 2500 HD/3500 HD.

Level your heavy-duty truck while maintaining factory ride quality with the Body Armor 4x4 Torsion Key and Shock Extender Kit. This kit provides an adjustable 1 to 3 inches of additional front-end ground clearance, allowing for larger wheel and tire combinations without sacrificing comfort. Unlike standard cast keys, these components are forged from high-strength 4140 steel to withstand the heavy loads and stresses typical of 2500 and 3500 series chassis.

The included shock extenders are a critical addition, ensuring your factory shocks retain their intended range of motion even with the added lift height. This prevents shocks from topping out and maintains a smooth, controlled ride. Designed as a direct bolt-on solution, this kit requires no permanent modifications to the vehicle, allowing for a return to stock configuration if necessary.

• Adjustable 1-3 inch front lift for a leveled stance
• Forged from 4140 steel for superior durability over cast alternatives
• Included shock extenders preserve factory shock travel and ride quality
• Bolt-on installation requires no cutting or welding
• Manufacturer Part Number: 50401-GM

Fits select 1988-1999 Chevrolet, GMC, and Cadillac trucks and SUVs, including C1500/K1500, Suburban, Tahoe, Yukon, and Escalade models.

Belltech Torsion Bar Keys provide a simple and safe method to lower or level your IFS-equipped vehicle while maintaining factory ride quality. These keys are engineered by broaching high-strength ductile iron castings to precise angles, allowing for a 1-inch to 2-inch drop range without altering the factory spring rate. This ensures the vehicle retains its original handling characteristics and suspension comfort.

Each key is finished with a durable, corrosion-resistant E-coat to withstand harsh road conditions and ensure long-term durability. These components replace the factory torsion bar keys and are an ideal, cost-effective solution for enthusiasts looking to adjust their vehicle's front-end height for a leveled look or a moderate drop.

• Manufacturer Part Number: 3920
• Lowering Range: 1" to 2"
• Material: High-strength ductile iron casting
• Finish: Corrosion-free E-coated black
• Retains factory spring rate and OEM ride quality
• Precision-broached for exact fitment