Summit Racing SpeedCard - learn how to get 10% back up to $100

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GMC Chassis & Suspension

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Results 1 - 24 of 69

QA1 Sway Bars

QA1 sway bars afford improved handling and control by reducing body roll. They're manufactured from lightweight 4130 chromoly steel and 1045 cold-formed steel—with a gloss black powdercoat finish for maximum strength, endurance, and corrosion resistance. The QA1 sway bars are precision CNC-formed, ensuring proper mounting in the stock location for a true bolt-on installation. They also feature adjustable end links to customize roll stiffness to your personal specifications. These sway bars from QA1 include greaseable graphite polyurethane bushings, along with high-quality zinc plated hardware. Engineered and road-tested to give your ride the grip that it needs to hold the road, QA1 sway bars are available for fitment on many vehicle applications. Order them individually for the front or rear—or in a complete kit.

4.58 out of 5 stars ( 137 )

$278.95

$464.95

On Sale

Summit Racing™ Transmission Crossmembers

Summit Racing™ steel transmission crossmembers allow you to run a true dual-exhaust system with most popular GM transmissions. They have a patented double-hump design, so you don't have to compromise ground clearance by running pipes under the crossmember, and they're a complete bolt-on deal—no custom fabricating or realignment is needed. The parts are made from 1/8 in. thick boxed tubing to handle the frame-twisting power of big blocks. Order the crossmember recommended for your vehicle and transmission application.

4.68 out of 5 stars ( 593 )

$275.99

$327.99

Classic Performance Totally Tubular Rear Trailing Arms

Classic Performance Totally Tubular rear trailing arms are your alternative to factory arms. They are made of heavy-gauge steel for strength and are fitted with their patented high performance polyurethane bushings. These bushings are self-lubricating, can withstand temperatures of up to 400 degrees F, and are guaranteed not to squeak. Choose a stronger alternative that is totally awesome--Totally Tubular rear trailing arms from Classic Performance.

4.71 out of 5 stars ( 21 )

$504.99

Calvert Racing Split Mono-Leaf Springs

Engineered for drag racing, Calvert Racing split mono-leaf springs have a higher spring rate and a stiffer ride than stock springs. Tested on the fastest stock suspension cars in the world, they are designed to control and reduce excessive body separation in rear suspension and plant the rear tires without unloading. The parabolic rear-half design distributes the main spring pressure point through the length of the half, reducing spring breakage. Calvert Racing split mono-leaf springs are assembled to order with Grade 8 hardware, heavy-duty alignment clamps, front aluminum bushings, and rear polyurethane bushings. They are stress-relieved and arch verified, available in several ride height options, and have been proven to withstand over 2,500 hp at 1/4 mile ETs in the 6s. Choose the springs designed for your vehicle.

4.65 out of 5 stars ( 46 )

$460.00

UMI Performance Front Sway Bars

UMI Performance front sway bars are designed to reduce body roll and under-steer and increase corning capabilities, resulting in a more balanced suspension. These front sway bars are more rigid than the factory originals and will bolt directly in place with no modifications. Each kit includes new Energy Suspension end links and greaseable sway bar bushings with new zinc plated clamshells. Nearly two dozen models are available for vehicles from 1963 and up; order the sway bar recommended for your application.

4.73 out of 5 stars ( 96 )

$259.99

$299.99

UMI Performance Front and Rear Sway Bar Kits

UMI Performance sway bars are designed to reduce body roll and understeer and increase cornering capabilities, resulting in a more balanced suspension. The front sway bar is more rigid than the factory model and comes complete with new polyurethane end links and greaseable sway bar bushings. The rear sway bar is supplied with new Grade 8 mounting hardware and locknuts. UMI Performance sway bars are manufactured from 4140 chromoly steel—and formed as one piece to ensure maximum strength and performance. Each rear sway bar is heat-treated and heat-formed to maintain longer memory than a cold bent bar, while the front sway bar is CNC-bent for a precise and accurate fit every time. Order the kit recommended for your vehicle.

4.61 out of 5 stars ( 70 )

$396.47

$419.99

BDS Suspension Glide-Ride Leaf Springs

Upgrade the suspension of your Jeep, truck, or SUV with BDS Glide-Ride front and rear leaf springs. They offer improved handling through any conditions and provide added lift height over stock springs, making them perfect for hitting the trails, towing a heavy load, or just daily driving. Built to outperform, BDS Suspension Glide-Ride leaf springs have a multi-leaf progressive spring rate that provides a smooth ride with any load. This is accomplished with an exclusive triple-stage leaf spring design and anti-friction pads. Adding BDS Glide-Ride leaf springs to your vehicle will reduce axle wrap and provide flexibility throughout the suspension cycle. Choose the set designed for your vehicle. Note: Bushings are required and must be purchased separately.

5.0 out of 5 stars ( 5 )

$253.95

$390.95

Belltech Lowering Multi-Pack Leaf Springs

Belltech lowering mutli-pack leaf springs are designed to easily lower the rear of your leaf spring equipped Sport Truck or SUV by up to 4 in., depending on application, while still retaining a factory ride quality. By articulating the arch of the leaf spring, they provide the appropriate spring rate for a lowered ride height and utilize the latest manufacturing techniques. All leaf springs are powdercoated and come complete with OEM bushings and sleeves. Order the Belltech leaf springs that are suited to fit your needs.

4.35 out of 5 stars ( 95 )

$265.00

$375.00

Classic Performance Stock-Type Control Arms

Classic Performance stock-type control arms are precision-engineered to provide more than just a factory fit. Stamped from heavy-gauge steel, Classic Performance Parts control arms are factory-correct, painted or powdercoated for protection, and offer superior strength and durability compared to your old ones. Keep your classic ride at performing at its best with better-made Classic Performance stock-type control arms. Varying with application, they are offered with rubber or PolyPlus urethane bushings. Some control arms feature additional caster.

4.24 out of 5 stars ( 90 )

$478.99

Rust Buster Fuel Tank Crossmembers

Rust Buster fuel tank crossmembers are designed as a frame repair component, strategically sized to install in place of the factory fuel tank crossmember to provide essential reinforcement to your vehicle's frame. This repair section is designed to seamlessly integrate into your vehicle's frame, while enhancing its overall structural integrity. The fuel tank crossmembers are constructed from premium thick steel, providing exceptional strength and resilience. The bare finish not only showcases its robustness but also allows for customization to suit your aesthetic preferences. The installation process is straightforward with its cut-out and weld-in installation type. To safeguard against rust and corrosion during shipping, this replacement part comes with a rust-preventative oil coating. Order the fuel tank crossmember designed for your application.

Not Yet Reviewed

$269.99

$379.99

McGaughy's Suspension Lowering Kits

McGaughy's Suspension is the industry leader in the lowering and drop kits. All McGaughy's suspension lowering kits are exclusively designed, tested, and test fit for each application. Their lowering kits are of the highest quality found in the industry today. Competitors have tried to copy McGaughy's patented spindles and components for years and were stopped in their tracks. Their only way around McGaughy's rock solid patents was to change their designs in a way that drastically and negatively affected their products.

4.4 out of 5 stars ( 234 )

$342.99

$573.99

RideTech MuscleBar Sway Bars

RideTech has upgraded the traditional notion of sway bars with their MuscleBar. Using precision CNC tubing benders, investment cast steel bar ends, and Delrin lined mount bushings, Ridetech produces sway bars with unheard of dimensional and rate accuracy. MusceBar features: * Precision CNC-bent tubing for accurate and repeatable fitment * Exact bar rates included with each bar * Delrin-lined frame mount bushings allow easy and predictable rotation over the stiction of polyurethane or rubber * Investment cast steel bar ends offer performance and appearance improvements over the traditional manufacturing * Easy installation spherical end links with barrel lock nuts * Compatible with OE manual steering, OE power steering, and aftermarket power steering conversions

3.96 out of 5 stars ( 24 )

$260.00

$495.00

Belltech Front Spindles

Belltech dropped front spindles are designed to improve handling and retain exceptional ride quality. These spindles maintain suspension geometry, eliminating the excessive ball joint, shock, and tire wear that is common with other forms of lowering.

4.55 out of 5 stars ( 198 )

$515.00

Hellwig Anti-Sway Bars

Made from heat-treated 4140 chromoly spring steel, these Hellwig anti-sway bars reduce body roll, even during tight cornering. They come with high-durometer polyurethane bushings to ensure superior performance—and install easily with basic hand tools. Mounting hardware is included.

4.72 out of 5 stars ( 569 )

$375.92

$577.00

On Sale

Summit Racing™ Tubular Rear Trailing Arms

With Summit Racing™ tubular rear trailing arms you get heavy-duty tubular steel construction, which is lighter weight but adds stability and strength, a durable black powdercoat finish, and long-lasting polyurethane bushings. Our tubular rear trailing arms offer a great alternative to rusty old stamped factory arms.

Not Yet Reviewed

$519.99


$479.99

Dorman Leaf Springs

Dorman leaf springs are perfect replacements for your old, worn-out springs. Built to the original specs, these leaf springs feature a black powdercoated finish to resist corrosion due to the elements to help prolong service life and include the required rubber bushings for installation. Fix up that old, tired suspension with help from Dorman and these replacement leaf springs.

4.53 out of 5 stars ( 45 )

$264.99

$533.99

Belltech Anti-Sway Bars

Belltech anti-sway bars are designed to improve handling and steering response by minimizing body roll, while not affecting ride quality. Their anti-sway bars are manufactured from cold formed solid steel and use swedged ends for their superior strength and reliability. They are finished with a high-quality powdercoat and include polyurethane bushings and high-grade hardware.

4.46 out of 5 stars ( 210 )

$272.00

$395.00

Summit Racing™ Lightweight Transmission Crossmembers

Strengthen your transmission support and reduce the weight of your vehicle with Summit Racing™ lightweight transmission crossmembers. Through advanced design and manufacturing, these crossmembers are stronger than standard boxed-steel transmission crossmembers, while weighing an average of 35-percent less. The crossmembers are a direct bolt-in and do not require any additional brackets or adapters to complete the installation. They also allow you to run a true dual-exhaust system with most popular GM transmissions and do not affect ground clearance. The welded design with clear powdercoat finish gives these lightweight crossmembers a fabricated look that's sure to complement your ride. Order the model recommended fit your application.

4.85 out of 5 stars ( 13 )

$299.99

$436.99

MaxTrac Suspension Lowering Spindles

MaxTrac Suspension lowering spindles maintain the factory ride quality. They're designed by taking an OEM spindle and raising the wheel mounting position up, allowing the A-arms to keep the same angles as factory. MaxTrac Suspension spindles are offered in different materials, are simple to install, and retain all factory hardware. They're available for hundreds of applications from 1973 and up. Additional details: * 6082 T-6 aircraft grade aluminum or ductile iron construction * All necessary hardware * Easy bolt-on installation

4.56 out of 5 stars ( 9 )

$330.00

$430.49

Nolathane Sway Bars

Sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tires, resulting in increased cornering grip and improving outright performance. Nolathane sway bars give you more grip, which produces better handling, translating to improved outright performance. Upgrading the sway bar is the best dollar-for-dollar handling improvement you can make to your vehicle. Added benefits extend to improvements in handling, safety, and tire wear without affecting ride quality or comfort.

4.08 out of 5 stars ( 37 )

$269.87

$349.87

On Sale

Hooker Blackheart Transmission Crossmembers

Hooker Blackheart transmission crossmembers provide easy installation for a variety of engine and transmission swap combinations. Manufactured from steel with a black powdercoat, these crossmembers are designed to be used with Blackheart engine adapter plates for a trouble-free LS, LT, Hemi, Coyote, etc. engine swap. Order the model recommended for your vehicle. Blackheart crossmember features: * Comprehensively designed as an integral part of the complete Hooker swap system, providing maximum level of inter-component compatibility * Designed specifically for use with Hooker engine adapter plates * High-arch exhaust passages provide maximum available exhaust ground clearance * Design geometry replicates stock drivetrain height, inclination angle, and offset for optimized vehicle and component compatibility * High-strength/low alloy steel construction provides desirable balance of strength, stiffness, weight, and cost * Powdercoat finish provides attractive, corrosion-resistant appearance * Provide bolt-in compatibility with Hooker/Holley engine mounts, swap headers, exhaust systems, and oil pans * Hardware included

4.37 out of 5 stars ( 27 )

$449.95

Addco Performance Anti-Sway Bar Kits

Reduce body roll, understeer, and generally sloppy handling with Addco Performance anti-sway bar kits. The bar is made from high-carbon steel—and is hardened and stress-relieved to give your suspension superior support during sudden or sharp turns. Most kits include 12-gauge zinc chromate plated brackets with fully enclosed bushings, along with heat-treated end link bolts for added strength. Order the model designed for your vehicle application.

4.29 out of 5 stars ( 263 )

$252.59

McGaughy's Lowering Leaf Springs

McGaughy's lowering leaf springs are designed to lower the rear of your truck up to 4 in., depending on the application, while still providing a smooth factory ride. By articulating the arch of the leaf springs, these suspension components provide the appropriate spring rate for a lowered ride height to your truck. These lowering leaf springs are powdercoated for protection and come complete with OEM polyurethane bushings and sleeves. Kits are available for over a hundred Chevy and GMC trucks and SUVs from the 1980s and '90s. Change the stance of your vehicle with lowering leaf springs from McGaughy's.

5.0 out of 5 stars ( 2 )

$312.99

Hellwig LP-35 Helper Spring Kits

Hellwig LP-35 helper spring kits are fully adjustable to ensure improved side-to-side leveling control. Made from high-quality alloy spring steel, hot-formed and heat-treated for strength and durability, these suspension helper springs can virtually eliminate sagging. Featuring a 4-leaf stack with a 3,500 lb. level load capacity, LP-35 springs offer the maximum in carrying capacity and are recommended for 3/4 and 1 ton applications. An installation kit (sold separately) is required for most models. Order the spring kit tailored for fitment on your specific vehicle.

4.61 out of 5 stars ( 18 )

$425.43

$465.95

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