Fits 2011-2025 Chevrolet Silverado 3500 HD and GMC Sierra 2500 HD (2WD/4WD) models.

The Cognito 110-90940 Extreme Duty Tie Rod Center Link Kit is a complete steering overhaul designed to replace weak factory components with a high-strength solution. This kit significantly improves steering geometry and durability by converting the stock ball-and-socket axial loaded inner tie rod joints to a radial loaded joint. This design provides superior strength under heavy loads and offers more articulation than the OE assembly.

• Direct bolt-in replacement for factory center link and tie rod assemblies
• Center link constructed from heavy-duty alloy steel
• Radial loaded joints for increased strength and articulation over stock
• Designed specifically for use in the OEM mounting position
• Made in the USA
• Manufacturer Part Number: 110-90940

Note: This kit is intended for use in the factory position only and is not compatible with lift kits that utilize a dropped center link.

Fits 2020-2025 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD (All Trims).

The Cognito SM Series Limited Dynamic Geometry (LDG) Traction Bar Kit is engineered to eliminate axle wrap and wheel hop without compromising your truck's suspension travel. This kit uses a heavy-duty boxed sheet metal design that provides significantly more rigidity than standard tubular bars. The LDG system features precision adjustability via large rod ends and split adjuster nuts, allowing you to fine-tune preload and geometry to keep the rear tires planted during heavy towing or hard acceleration.

Finished in a durable semi-gloss black powder coat, these bars are designed for trucks ranging from factory height to a 4-inch rear lift. Note: This kit is not compatible with aftermarket S&B or Titan fuel tanks.

• Manufacturer Part Number: 110-90901
• Boxed sheet metal construction for maximum strength
• Supports 0 to 4 inches of rear lift
• Limited Dynamic Geometry (LDG) allows for full, unrestricted suspension travel
• Adjustable large rod ends and split adjuster nuts
• Semi-gloss black powder coat finish
• Includes all necessary frame and axle mounting brackets and hardware
• Estimated 3-hour DIY installation time
• Made in the USA

Fits 2020-2025 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD 2WD/4WD trucks.

The Cognito 110-90800 Economy Leveling Kit is a cost-effective suspension solution designed to eliminate the factory nose-down rake while improving tire clearance. This kit provides 2 inches of front lift using heavy-duty torsion bar keys that maintain adjustability. To preserve ride quality, Cognito includes front shock spacers that allow the use of original equipment (OE) shocks while maintaining adequate droop-travel. The rear is raised by 1 inch using a block and U-bolt kit to achieve a refined, leveled stance.

• Yields 2 inches of front lift and 1 inch of rear lift
• Includes torsion bar keys and front shock spacer kit
• 1-inch rear lift blocks with heavy-duty U-bolts
• Allows fitment of up to 35 x 12.5-inch tires on 9-inch wide wheels (5.75-inch backspacing)
• Retains factory front shock absorbers
• Maintains critical droop-travel for superior ride quality
• Estimated 2.5-hour DIY installation time
• Made in the USA
• Manufacturer Part Number: 110-90800

Fits 2019-2025 Chevrolet Silverado 1500 and GMC Sierra 1500 2WD/4WD models.

The Cognito Standard 3-inch Leveling Lift Kit (MPN 110-90797) is a precision-engineered suspension system designed to eliminate the factory rake and provide a leveled, aggressive stance. This kit delivers 3 inches of front lift and 1.5 inches of rear lift, providing sufficient clearance for tires up to 34x12 inches on a 9-inch wide wheel with 5.75-inch backspacing.

Central to this system are the Cognito Standard Upper Control Arms, which utilize a modified ball joint angle to maintain adequate droop travel and prevent binding. This design eliminates the need to cut the factory service perch, allowing for a cleaner installation. Constructed in the USA, the kit features heavy-duty steel strut spacers finished in semi-gloss black powder coat and silver zinc-plated steel preload spacers for maximum durability.

• Front Lift: 1.5-inch strut spacers and 0.5-inch preload spacers provide 3 inches of total front lift.
• Rear Lift: 1.5-inch semi-gloss black cast steel blocks with heavy-duty zinc-plated U-bolts.
• Upper Control Arms: Cognito Standard arms with corrected ball joint angles for lifted geometry.
• Damping: Includes extended length Standard White Body rear shocks for consistent ride quality.
• ARC Compatible: Works with vehicles equipped with ARC Adaptive Ride Control (including Denali models).
• Installation: 4-hour estimated DIY install time; all necessary hardware included.

Important Fitment Note: Not compatible with vehicles equipped with composite mono-leaf rear springs.

Fits 2019-2025 Chevrolet Silverado 1500 and GMC Sierra 1500 (2WD/4WD).

The Cognito SM Series Upper Control Arm Kit is engineered as a performance upgrade for stock, leveled, or lifted applications. These arms correct the ball joint angle issues common with suspension lifts and leveling kits, ensuring the ball joints operate within their intended range of motion. By increasing allowable droop travel, this kit maintains optimal ride quality and prevents premature wear on suspension components.

Constructed for durability and precision, these arms provide added caster to improve steering geometry and tracking. The maintenance-free pivot bushings and semi-gloss black powder coat finish ensure long-term reliability without the need for constant servicing.

• Corrects ball joint angles for lifted and leveled applications
• Improved droop travel for superior ride quality
• Maintenance-free pivot bushings for quiet operation
• Added caster for improved handling and alignment
• Semi-gloss black powder coat finish for corrosion resistance
• Estimated 2-hour DIY installation time
• Manufacturer Part Number: 110-90784
• Made in the USA

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

The Cognito 110-90776 Economy Leveling Kit is a precision-engineered solution designed to eliminate the factory nose-down rake on heavy-duty GM trucks. By providing 2 inches of front lift, this kit allows for the fitment of up to 35-inch tires while maintaining proper suspension geometry and ride quality. This kit utilizes forged steel torsion bar adjuster keys for maximum strength and includes shock extenders to retain the use of the factory front dampers without overextending them during droop travel.

• Yields 2 inches of front lift to level vehicle stance
• Forged steel torsion bar adjuster keys for durability and precise adjustment
• 1/2-inch shock extenders allow for the use of OEM front shocks
• Maintains adequate droop travel for superior ride quality
• Compatible with factory upper control arms
• Clearance for up to 35 x 12.5-inch tires on 9-inch wide wheels (5.75-inch backspacing)
• Simple 1.5-hour bolt-on installation
• Made in the USA
• Manufacturer Part Number: 110-90776

Fits 2011-2025 Chevrolet Silverado and GMC Sierra 2500 HD/3500 HD 2WD/4WD trucks. This kit is designed for use on stock height or lifted vehicles that retain the OE center-link in the factory location.

Addressing a long-standing weakness in GM heavy-duty steering systems, the Cognito Pitman and Idler Arm Support Kit (PISK) provides the structural reinforcement needed to eliminate center-link rotation. By bracing the pitman and idler arms, this kit prevents the forward and rearward movement that leads to premature component wear, vague steering feel, and uneven tire wear. The result is a more stable steering geometry, reduced lane wandering, and improved driver confidence, whether on the highway or navigating difficult terrain.

• Forged steel and CNC-machined support brackets for maximum rigidity
• Equipped with high-quality F.K. Rod Ends
• Durable black finish for superior corrosion resistance
• Increases the service life of steering components and tires
• Reduces driver fatigue by improving handling and tracking
• Includes all necessary mounting hardware for a complete installation
• Protected by Utility Patent number US 7,475,891 B2
• Manufacturer Part Number: 110-90772

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) trucks. This comprehensive Cognito Standard Leveling Kit (MPN: 110-90768) provides a precise 3-inch front lift to eliminate factory rake and allow for larger wheel and tire combinations without sacrificing ride quality.

The centerpiece of this kit is the Cognito SM Series Upper Control Arms. These arms are engineered with corrected ball joint angles to prevent the binding and travel limitations common with factory arms in lifted applications. By improving allowable droop travel, this kit ensures the suspension works within its intended range, preserving the longevity of your ball joints and providing a smoother ride on and off the road.

For height adjustment, the kit includes Cognito Torsion Bar Adjuster Keys. These are forged for maximum strength and durability. To maintain the use of your factory front shocks at the new ride height, Cognito includes front shock spacers. This "no guesswork" bundle is manufactured in the USA and designed for a straightforward bolt-on installation.

• Yields 3 inches of front lift for a level stance
• SM Series Upper Control Arms with improved ball joint angles
• Forged Torsion Bar Adjuster Keys for indestructible strength
• Retains factory front shocks with included spacers
• Clearance for up to 33x12.5-inch tires on 9-inch wide wheels (5-inch backspacing)
• Maintains critical droop travel for superior ride quality
• Estimated 3-hour DIY installation time
• Made in the USA
• Manufacturer Part Number: 110-90768

Fits select 2019-2025 Chevrolet Silverado 1500 and GMC Sierra 1500 2WD/4WD models, including those equipped with ARC Adaptive Ride Control and Denali trims.

The Cognito 3-Inch Standard Leveling Kit (MPN: 110-90766) provides a leveled stance while correcting critical suspension geometry. Engineered and manufactured in the USA, this bundle resolves the factory nose-down rake without sacrificing ride quality. The kit features Cognito Standard Upper Control Arms designed with a modified ball joint angle, which eliminates travel limitations common in lifted applications and prevents the need to cut the service perch.

Lift height is achieved through a combination of heavy-duty steel strut spacers and preload spacers, both finished in a durable semi-gloss black powder coat. This setup maintains adequate droop travel and is specifically compatible with ARC-equipped vehicles, ensuring your high-end suspension continues to function correctly.

• Yields 3 inches of front lift
• Includes Cognito Standard Upper Control Arm Kit
• Includes 1.5-inch Strut Spacer Kit and 0.5-inch Preload Spacer Kit
• Heavy-duty steel construction with semi-gloss black powder coating
• Improved ball joint angle for better suspension travel
• Fits up to 34x12-inch tires on 9-inch wide wheels with 5.75-inch backspacing
• Estimated 3-hour DIY installation time
• All necessary mounting hardware included
• Manufactured in the USA

Fits select 2019-2025 Chevrolet Silverado 1500 and GMC Sierra 1500 2WD/4WD models. This kit is designed for use in stock, leveled, or lifted applications where increased performance and suspension geometry correction are required.

The Cognito 110-90741 SM Series Upper Control Arm Kit replaces the factory arms with heavy-duty boxed sheet metal components, finished in a durable semi-gloss black powder coat. These arms are engineered to correct the uniball joint angle for lifted applications while increasing allowable droop travel, which is essential for maintaining ride quality and preventing premature wear on suspension components. The addition of caster helps improve high-speed stability and steering feel.

• Includes high-quality 1.25-inch FK Uniball joints for maximum articulation and strength.
• Boxed sheet metal construction provides superior rigidity over OE stamped steel.
• Heavy-duty polyurethane bushings and new crush sleeves included.
• Corrected geometry supports improved droop travel and optimized alignment specs.
• Semi-gloss black powder coat finish for corrosion resistance.
• Straightforward DIY installation with an estimated 1.5-hour shop time.
• Proudly Made in the USA.
• Manufacturer Part Number: 110-90741

Fits select 2001-2013 Chevrolet Silverado/Suburban 2500/3500 HD and GMC Sierra/Yukon XL 2500/3500 HD (2WD/4WD).

The Cognito PISK (Pitman and Idler Arm Support Kit) solves a long-standing design weakness in GM steering systems. On these vehicles, the pitman and idler arms are prone to excessive movement, which allows the center-link to rock forward and backward. This Cognito kit provides the necessary mechanical support to eliminate that movement, resulting in more precise steering, reduced lane wandering, and extended service life for your tires and steering components.

Constructed from forged steel and CNC machined for exact tolerances, these support brackets are built to handle the stresses of both stock and lifted applications. The kit features high-quality F.K. Rod Ends and includes all necessary mounting hardware for a complete installation. Note: This kit is designed for use only on vehicles equipped with the original equipment (OE) center-link in the factory location.

• Manufacturer Part Number: 110-90715
• Material: Forged steel and CNC machined support brackets
• Hardware: Includes premium F.K. Rod Ends and all mounting hardware
• Finish: Durable black coating
• Patented Design: Protected under Utility Patent US 7,475,891 B2
• Compatibility: For use with OE center-link in stock location

Fits select 2001-2013 Chevrolet Silverado/Suburban 2500/3500 and GMC Sierra/Yukon XL 2500 2WD/4WD models.

The Cognito 110-90591 Economy Leveling Kit is an engineered solution to eliminate the factory nose-down rake on your GM heavy-duty truck or SUV. This kit utilizes forged steel torsion bar adjuster keys to provide a 2-inch front lift while retaining the use of your OEM upper control arms. To prevent topping out the suspension and damaging dampers, Cognito includes 1/2-inch shock extenders, ensuring your factory-length shocks maintain proper droop travel and ride quality.

• Forged steel torsion bar adjuster keys for 2 inches of front lift
• 1/2-inch front shock extenders maintain OE-length shock functionality
• Preserves adequate droop travel to retain factory ride characteristics
• Clears up to 33 x 11.5-inch tires on 9-inch wide wheels (5-inch backspacing)
• Uses OEM upper control arms for a straightforward installation
• Approximate 2-hour DIY installation time
• Proudly Made in the USA
• Manufacturer Part Number: 110-90591

Fits select 2007-2020 Chevrolet Silverado, Suburban, and Tahoe, and GMC Sierra and Yukon 1500 (2WD/4WD). Note: Fits vehicles originally equipped with factory cast steel control arms only; not compatible with 2007 Classic body style models.

The Cognito SM Series Ball Joint Upper Control Arm (UCA) Kit is engineered to resolve common geometry issues found in leveled or lifted applications. By correcting the ball joint angle, these arms reduce stress on the joint while improving allowable droop travel. This results in a significantly better ride quality and increased suspension durability for your truck or SUV.

Constructed from heavy-duty boxed sheet metal, these arms are precision welded and finished with a semi-gloss black powder coating for superior corrosion resistance. This kit replaces the factory OE upper arms and is designed to provide the clearance needed for aftermarket shock and coilover setups. Proudly made in the USA.

• Manufacturer Part Number: 110-90295
• Construction: Boxed sheet metal design
• Finish: Semi-gloss black powder coat
• Components: Driver and passenger side upper control arms with ball joints
• Compatibility: Requires factory cast steel control arms
• Function: Corrects ball joint angles and increases droop travel
• Origin: Made in the USA

Fits select 2014-2020 Chevrolet Silverado 1500, Tahoe, and Suburban, and GMC Sierra 1500 and Yukon (2WD/4WD). This kit is compatible only with vehicles originally equipped with aluminum or stamped steel control arms.

The Cognito SM Series Upper Control Arm (UCA) Kit is engineered to correct the ball joint angle and increase allowable droop travel on lifted and leveled applications. By optimizing the suspension geometry, these arms eliminate the binding common with factory components at increased ride heights, resulting in significantly improved ride quality and extended ball joint service life.

Constructed from heavy-duty boxed sheet metal, these arms are precision-welded and finished in a durable semi-gloss black powder coat. The kit arrives ready for installation with maintenance-free ball joints and pivot bushings already pressed in, ensuring a straightforward bolt-on upgrade. Proudly made in the USA, this kit provides the structural integrity and suspension performance required for modern GM truck and SUV platforms.

• Corrects ball joint angles for lifted and leveled trucks
• Increases allowable droop travel for improved ride quality
• Heavy-duty boxed sheet metal construction
• Pre-installed maintenance-free ball joints and pivot bushings
• Durable semi-gloss black powder coat finish
• Replaces factory upper control arms (aluminum or stamped steel models only)
• Manufacturer Part Number: 110-90293
• Made in the USA

Fits select 2001-2013 Chevrolet Silverado/Suburban 2500/3500 HD and GMC Sierra/Yukon XL 2500/3500 HD.

The Cognito SM Series Upper Control Arm Kit (MPN 110-90290) is designed to improve ride quality and suspension performance on lifted or leveled heavy-duty GM trucks and SUVs. These boxed sheet metal arms provide increased allowable droop travel and corrected ball joint angles that factory components cannot maintain at increased ride heights. In addition to geometry correction, these arms slightly increase caster to improve highway-speed drivability and tracking.

Built from heavy-duty welded sheet metal and finished in a durable semi-gloss black powder coat, these units come ready for installation with maintenance-free ball joints and pivot bushings pre-installed. These control arms are designed for single-shock configurations and do not include provisions for dual shock mounts. Proudly made in the USA.

• Boxed sheet metal construction for superior strength and durability
• Increases suspension droop travel to enhance ride quality
• Corrects ball joint angles specifically for lifted and leveled applications
• Increases caster for improved steering stability and highway tracking
• Includes pre-installed maintenance-free ball joints and pivot bushings
• Durable semi-gloss black powder coat finish
• Made in the USA
• Manufacturer Part Number: 110-90290

Vehicle Fitment Table:

Fits select 1999-2006 Chevrolet Silverado 1500, Suburban 1500, Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL 1500 (2WD/4WD).

This Cognito Ball Joint Tubular Upper Control Arm (UCA) kit is specifically engineered for leveled and lifted trucks where corrected suspension geometry and increased performance are required. These arms solve the common issue of ball joint binding by correcting the angle for lifted applications, while also increasing allowable droop travel for improved ride quality and component longevity.

Constructed from high-strength tubular steel and finished in a durable semi-gloss black powder coat, these arms include Cognito Alloy Series ball joints, polyurethane bushings, and new crush sleeves. Please note: these control arms do not have dual shock mount provisions. To prevent damage to the control arms and CV axles, a Cognito Limit Strap Kit must be used to properly limit droop travel.

• Tubular steel construction with semi-gloss black powder coating
• Corrected ball joint angles for lifted and leveled suspension geometry
• Includes Cognito Alloy Series ball joints and polyurethane bushings
• Improved droop travel for enhanced ride quality
• Does not include dual shock mount provisions
• Made in the USA
• Manufacturer Part Number: 110-90289

Fits select 2001-2013 Chevrolet Silverado/Suburban and GMC Sierra/Yukon XL 2500/3500 (2WD/4WD). This Cognito Extreme Duty Tie Rod and Center Link Kit (MPN: 110-90285) provides a comprehensive steering upgrade by replacing the prone-to-failure factory components with heavy-duty alloy steel alternatives.

A primary failure point in heavy-duty GM steering systems is the factory inner tie rod joint, which uses a ball-and-socket axial design. The Cognito Extreme Duty kit converts this to a radial loaded joint, providing significantly higher strength and greater articulation. This direct bolt-in replacement stabilizes the steering geometry and eliminates the common toe-in/toe-out issues experienced during high-load or off-road conditions. Please note: This kit is designed for use in the OEM position only and is not compatible with lift kits that utilize a dropped center link.

• Complete replacement for factory center link and tie rod assemblies
• Manufactured from high-strength alloy steel
• Radial loaded joint conversion for superior durability over OE ball-and-socket designs
• Increases steering articulation and component longevity
• Direct bolt-in installation to factory mounting points
• Manufacturer Part Number: 110-90285
• Made in the USA

Fits select 2001-2013 Chevrolet and GMC 2500/3500 HD trucks and SUVs, including Silverado, Sierra, Suburban, and Yukon XL.

The Cognito Alloy Series Tie Rod Kit is a heavy-duty steering upgrade designed to replace weak factory components. This kit solves the common issue of steering deflection and premature wear in GM 2500/3500 HD platforms by utilizing an oversized alloy ball and socket for the inner joint. This design provides significantly more articulation and superior strength compared to OE units, making it an essential upgrade for both stock and lifted applications that see heavy use or larger tire combinations.

• Heavy-duty stock replacement upgrade for improved steering response
• Oversized alloy ball and socket inner joint for maximum durability
• Offers significantly more articulation and strength than factory tie rods
• Sold as a pair for complete front-end service
• Manufactured in the USA
• Manufacturer Part Number: 110-90283

Note: Due to the increased size of the inner joint, longer sway bar end links may be required on stock or lifted vehicles to maintain proper clearance with the sway bar during full-lock turns.

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

The Cognito 110-90277 Economy Leveling Kit provides a clean 2-inch front-end lift, effectively correcting the factory nose-down rake while allowing for larger tire and wheel combinations. This kit is engineered to maintain adequate droop travel, which is critical for retaining factory ride quality and preventing premature suspension wear.

The kit features heavy-duty torsion bar adjuster keys manufactured from high-strength forged steel for maximum durability. To ensure your suspension cycles correctly without overextending, Cognito includes 1/2-inch shock extenders that allow you to retain your OEM front shocks or use OE-length replacements. Designed for a straightforward installation, this kit utilizes the factory upper control arms and can typically be installed in approximately 1.5 hours.

• Provides 2 inches of front lift
• Forged steel torsion bar adjuster keys
• 1/2-inch shock extenders for OEM front shocks
• Accommodates up to 33 x 11.5-inch tires on 9-inch wide wheels (5-inch backspacing)
• Maintains factory droop travel and ride quality
• Uses OEM upper control arms
• Approximate 1.5-hour DIY installation time
• Made in the USA
• Manufacturer Part Number: 110-90277

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

The Cognito 1.0-Inch Front Shock Extender Kit is engineered for leveling applications where Cognito upper control arms are paired with factory-length (OE) front shocks. This kit adds exactly 1 inch to the effective shock length, allowing the suspension to take full advantage of the increased droop travel provided by the Cognito control arms. By extending the shock reach, you prevent the shock from topping out prematurely, ensuring better ride quality and durability when using a leveling kit.

• Provides 1 inch of front shock extension
• Designed specifically for use with Cognito upper control arms and OE shocks
• Maximizes suspension droop travel in leveled applications
• Includes all required mounting hardware for a complete installation
• Raw finish for industrial durability
• Sold as a kit
• Manufacturer Part Number: 110-90259

Fits select 2001-2013 Chevrolet Suburban 2500 and GMC Yukon XL 2500.

Designed as a heavy-duty replacement for fragile OE-style links, the Cognito Front Sway Bar End Link Kit is specifically engineered for trucks with 10 to 12 inches of front lift. This kit features a unique lower clevis system that reduces the operating angle of the link during suspension cycling, significantly minimizing the lateral stress that leads to component failure. These links are manufactured with a longer profile to provide the necessary clearance required for larger diameter aftermarket tie rod upgrades.

• Engineered specifically for 10-12 inch lift heights
• Lower clevis design reduces link binding and fatigue
• Heavy-duty polyurethane bushings for improved durability and sway control
• 17-inch length (measured mounting surface to mounting surface)
• Extended length provides clearance for oversized tie rod kits
• Sold as a complete pair
• Proudly Made in the USA
• Manufacturer Part Number: 110-90256

Fits select 2001-2019 Chevrolet Silverado and GMC Sierra 2500, 2500 HD, 3500, and 3500 HD (2WD/4WD) models equipped with a 7-9 inch suspension lift.

Engineered as a heavy-duty replacement for failure-prone factory units, the Cognito 110-90255 sway bar end link kit is designed to handle the increased geometry demands of lifted trucks. These links feature a 14-inch mounting-to-mounting length, providing the necessary clearance for larger diameter aftermarket tie-rod upgrades. The integrated lower clevis system significantly reduces the operating angle of the link during suspension cycling, minimizing the lateral stress that commonly leads to OE-style link breakage.

• Specifically designed for vehicles with 7-9 inches of lift
• 14-inch length measured mounting surface to mounting surface
• Unique lower clevis system reduces link binding and stress
• High-durability polyurethane bushings for improved stability
• Extended length allows clearance for larger diameter tie-rods
• Sold as a pair
• Manufacturer Part Number: 110-90255
• Made in the USA

Fits select 2001-2019 Chevrolet Silverado and GMC Sierra 2500/3500 and HD models (2WD/4WD) equipped with 4-6 inches of suspension lift.

Replace fragile factory components with the Cognito Heavy-Duty Front Sway Bar End Link Kit. Engineered as a robust alternative to OE-style links that are prone to failure, this kit features a specialized lower clevis system. This design significantly reduces the operating angle of the link as the suspension cycles, minimizing the lateral stress and binding that typically lead to breakage in lifted applications.

These links are sized slightly longer than standard replacements to ensure proper clearance for larger-diameter aftermarket tie-rod upgrades. Built for durability and precise handling, the kit includes high-durometer polyurethane bushings and all necessary hardware for a complete installation. Designed and manufactured in the USA for maximum reliability on and off-road.

• Lift Height: 4-6 Inches
• Measurement: 11 inches (mounting surface to mounting surface)
• Bushing Material: Polyurethane
• Design: Lower clevis system for reduced stress
• Quantity: Sold as a pair
• Manufacturing: Made in the USA
• Part Number: 110-90253

Fits select 2001-2019 Chevrolet Silverado/Suburban 2500 and GMC Sierra/Yukon XL 2500/3500 HD (2WD/4WD) models.

The Cognito 110-90252 Heavy-Duty Front Sway Bar End Link Kit is a robust replacement for factory end links, which are known to fail under stress or with aftermarket suspension upgrades. This kit features a unique lower clevis system that reduces the operating angle of the link during suspension cycling, significantly minimizing the stress that lead to breakage. These links are extended to a 7-inch mounting surface-to-surface length, providing the necessary clearance for larger diameter tie-rod upgrades.

• Enhanced Geometry: Lower clevis system takes the angle off the link to minimize stress and prevent breakage.
• Premium Components: Equipped with durable polyurethane bushings for improved sway bar response and longevity.
• Optimized Length: 7-inch measurement (mounting surface to mounting surface) provides clearance for HD tie-rod upgrades.
• Specifications: Measured from the top of the lower control arm to the bottom of the sway bar.
• In the Box: Sold as a pair (includes driver and passenger side links).
• Origin: Proudly made in the USA.

Note: This kit is not compatible with 2007 "Classic" body style models. For vehicles with non-Cognito lift kits, please verify your current link length against the 7-inch specification to ensure correct fitment.

Fits select 1999-2006 Chevrolet Silverado 1500, Suburban 1500, Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL 1500 models.

The Cognito PISK (Pitman and Idler Arm Support Kit) is a patented solution for the inherent steering system weaknesses found in 1/2-ton GM trucks and SUVs. By providing additional support to the pitman and idler arms, this kit eliminates the forward and rearward movement of the center-link that often leads to premature wear, steering slop, and inconsistent alignment.

This kit is designed for use on vehicles at stock height or with suspension lifts, provided they utilize the OE center-link in the factory location. Installing the Cognito 110-90246 kit helps extend the life of your steering components and tires while significantly reducing lane wandering and driver fatigue.

• Eliminates center-link movement to stabilize steering geometry
• Reduces lane wandering and improves overall vehicle handling
• Increases the service life of steering components and front tires
• Patented design engineered for precise fitment and reliability
• Compatible with stock or lifted applications using the factory center-link location
• Manufacturer Part Number: 110-90246

Fits select 1993-1998 Chevrolet and GMC C/K 1500, 2500, 3500 trucks, Suburban, Tahoe, and Yukon models.

The Cognito Pitman and Idler Arm Support Kit (PISK) is a patented solution to a long-standing weakness in the factory steering systems of GM trucks and SUVs. By providing additional support to the pitman and idler arms, this kit effectively eliminates the forward and rearward movement of the center-link. This stabilization prevents the toe-setting changes that lead to premature tire wear and vague steering response.

Engineered for use on vehicles at stock height or with suspension lifts (provided the OE center-link remains in the factory location), this kit is a critical upgrade for any GMT400-platform owner looking to restore steering precision. Note: This kit is only compatible with vehicles equipped with a 3-bolt idler arm.

• Improved Handling: Reduces lane wandering and driver fatigue by maintaining steering geometry.
• Component Longevity: Increases the service life of steering components and tires by preventing center-link deflection.
• USA Made: Designed and manufactured in the USA for maximum durability and precision.
• Hardware Included: Comes complete with all necessary mounting hardware for a straightforward installation.
• MPN: 110-90245