Car & Truck Chassis & Suspension Parts

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf...

Welcome to the home of great handling and ride quality! We stock a huge assortment of car and truck chassis and suspension parts like shocks, struts, and coil and leaf springs, so whether you want a smooth street ride, responsive race handling, or rugged off-road control, you can find all the parts you need for your suspension upgrades here. We have complete lowering kits for a road-hugging sport stance, and lift kits to accommodate massive tires and greater suspension travel. Summit also has steering components, sway bars, frame rails and connectors, tie rods, wheelie bars, and wheel tubs, plus engine, transmission, and...

Showing In Stock Items. Show All Items.

Not Showing Customizable Items. View Customizable Items.

Individual Parts

Part Groups

Results 1 - 24 of 2000 +

On Sale

Koni STR.T Street Shocks and Struts

Koni STR.T Street shocks and struts are designed to replace your factory shocks and struts, as well as complement your vehicle with performance lowering springs and sway bars. These non-adjustable shocks and struts feature a twin-tube design and larger-diameter piston for optimum street driving. Get a better hold on the road, plus damping action for a more stable ride—with suspension parts from the Koni STR.T Street line. Order the STR.T Street shock and strut model designated to fit your application.

4.43 out of 5 stars ( 169 )

$78.22

—

$225.96

$62.57

—

$180.77

UMI Performance Street Performance Control Arms

UMI Performance offers Street performance control arms for a wide range of vehicles—including many Chevrolet and GMC trucks from the 1970s and '80s. These replacement tubular control arms feature heavy-duty cross shafts, Delrin® bushings, and a host of other features. Product details: * Power Tour and daily driver proven * Accepts UMI lowering spring, factory springs and most other aftermarket springs * Heavy-duty tubular construction, yet still strong and light * Delrin® bushings ensure smooth suspension action and precise steering * Adjustable steering stops to fine-tune turning radius * Direct bolt-in * Increased caster improves steering feel and reduces wandering

5.0 out of 5 stars ( 1 )

$599.99

—

$1,568.99

Whiteline Camber/Caster Correction Control Arm Bushings

Whiteline camber/caster correction control arm bushings are designed to increase positive caster and provide camber adjustment. The unique design and material leads directly to improved articulation, performance, and vibration and noise dampening. Whiteline advanced polyurethane bushings maximize your vehicle's potential whether it's a daily driver, street performer, or track star. Order the bushings designed for your application needs.

Not Yet Reviewed

$128.88

—

$194.88

Kanter Control Arm Bushings

Old cars, new parts. For over 50 years Kanter has been providing classic car parts for all makes and models of domestic model cars from the 1930s to the 1980s. Kanter control arm bushings will restore precise, responsive steering to your vehicle. Critical for alignment stability and controlled movement, the bushings also act as cushions to absorb road impacts, reducing the noise and harshness to the cabin. The bushings are available for front and rear, lower and upper positions. Select the one(s) needed and designed for your vehicle.

Not Yet Reviewed

$7.99

—

$109.99

Kanter Ball Joints

Ball joints allow your vehicle's suspension to move up and down, while enabling the wheels to turn right or left, and they are vital components for maintaining proper wheel alignment and a smooth ride. They will also wear out over time from the constant movement and stress. For over 50 years Kanter Auto has been providing classic car parts for all makes and models of domestic model cars from the 1930s to the 1980s. Their wide selection of ball joints will restore responsive steering and handling, as well as a comfortable ride to your classic vehicle. Order the ball joints designed for your vehicle.

Not Yet Reviewed

$19.99

—

$363.99

Monroe Load-Adjusting Shock Absorbers

Monroe load-adjusting shock absorbers provide superior comfort for everyday driving and adjust rapidly to changing road and weight conditions. These units include a heavy-gauge calibrated spring for extra control and comfort when hauling or towing. A new pair of Monroe load-adjusting shock absorbers can assist in maintaining ride height with up to 1,100 lbs. of additional weight (capacity limited by each vehicle's suspension, tires, and transmission). They are ideal for light trucks that carry varying loads or tow trailers. Features of Monroe load-adjusting shock absorbers include: * All-weather fluid containing special modifiers to reduce friction and ensure smooth rod reaction * Full-displaced valving is specifically tuned for each application; automatically adjusts for comfort and consistency * Fluon banded piston for consistent sealing with the pressure tube, improved control, and greater durability * Nitrocarburized rod provides long service life * Nitrogen gas-charged design improves ride and handling--helps maintain tire-to-road contact by reducing aeration * Self-lubricating fluid seal designed to retain gas while preventing excessive wear and friction * Innovative valving results in greater control with improved ride comfort

4.77 out of 5 stars ( 152 )

$89.99

—

$157.99

Whiteline Radius Arm Bushings

Whiteline radius arm bushings provide a critical service to your vehicle when your original fluid-filled bushings fail, causing shuddering under heavy breaking conditions and excess wheel movement. They're designed to help give your vehicle superior, responsive braking and ensure long-lasting durability and performance.

4.0 out of 5 stars ( 1 )

$30.88

—

$173.88

QA1 MOD Series Coilover Shocks

QA1 MOD Series coilover shocks put the ability to re-valve your shocks—on your car—into the palm of your hand. These innovative shocks feature QuickTune Technology, an industry-first that provides the ability to adapt to any track, any conditions, any time. The technology consists of interchangeable, dry modular valve pack assemblies, that can be thought of as dozens of finely tuned shocks you can hold in the palm of your hand. They define the valving curve of the shocks and can be changed without interrupting the oil pathways. Simply unscrew from the shock, bolt-in another one with a new pre-determined valving range—and you're ready to go. There's no mess, no contamination, no air intrusion, and no downtime waiting on someone to re-valve your shocks. Ideal for Circle Track and Street/Strip applications, the shocks are available in a variety of extended and collapsed length models to best fit your vehicle. Additional benefits and features of QA1 MOD Series shocks: * Design delivers force, control, and unmatched tenability * Hard anodized aluminum bodies with PTFE—durable, non-galling surface * Double-adjustable shocks with low-speed bleed adjustments * Large solid piston (with blow-off valve)—improved driver feel and control with up to 1,600 lb. force * High-speed valving adjustment (coarse adjustment)—relates to shock operation during impact events, like hitting a pothole or curb * 24 clicks/settings—wider range of adjustment than comparable shocks * Indexable base eyelet—multiple mounting position to optimize knob access and provide more mounting flexibility * Low-speed valving (fine-tune adjustments)—adjusts ride quality and weight transfer on corner entry/exit; more bleed for softer feel and less bleed for stiffer feel * Piggyback or remote canister options * Unique spring adjuster nut and tool * Thrust bearings included * Superior thermal performance, as oil is in constant contact with outer body * One base shock can be upgraded over time to keep up with increased performance levels of your vehicle

5.0 out of 5 stars ( 1 )

$919.95

Whiteline Sway Bars

Whiteline sway bars are designed and engineered to dramatically improve grip, handling, and outright performance. Available for front or rear sway bar applications, depending on your suspension part needs, these anti-sway bars will bring out the absolute best-handling performance possible in your vehicle. So, when you are servicing your sway bar assembly, choose these high-quality sway bar components from Whiteline—the suspension experts! Order the sway bar model designed for your specific part application needs.

4.5 out of 5 stars ( 26 )

$198.88

—

$1,108.88

All Balls Racing ATV/UTV A-Arm Bearing and Seal Kits

Replace your worn-out rubber bushings and provide greater suspension travel and performance with All Balls Racing ATV/UTV A-arm bearing and seal kits. These rebuild kits contain all of the bearings, seals, shafts, and miscellaneous components to repair A-arm bearing failure. They upgrade the rubber bushings found in ATV/UTV A-arms to the All Ball's redesigned HD Delrin bushings. All older bearing and seal designs are upgraded to the best and latest specs.

5.0 out of 5 stars ( 2 )

$10.97

—

$126.11

All Balls Racing Ball Joints

Put an end to premature ball joint failure by upgrading from your factory OE aluminum ball joints to these heavy-duty ones from All Balls Racing. Their quality design and construction meet the toughest standards and conditions, from daily commuting to full-on racing. The ball joints feature a heavy-duty steel case with POM-M90 bearing material for long life and are offered in a wide variety of applications, including some Kawasaki and Suzuki applications that require a costly A-arm or steering knuckle. All Balls Racing ball joints are sold per A-arm and come with a snap ring and cotter pins. Select the All Balls Racing ball joints designed for your vehicle application.

5.0 out of 5 stars ( 5 )

$26.13

—

$74.39

Bilstein B4 OE Replacement Series Shocks and Struts

Bilstein B4 OE replacement shocks and struts are perfect for restoring the smooth ride you've been missing in your car or truck. Bilstein has spent years developing innovative shock absorbers for the world's top auto manufacturers, and all of their expertise has been wrapped into these B4 OE Replacement Series shocks and struts. Utilizing both twin-tube and monotube technology, these shocks provide an OEM-quality ride at an economical price. Don't settle for a bouncy, uncomfortable ride when you can bring your suspension back to life with Bilstein B4 OE replacment shocks and struts. Hundreds of models are available for fitment on countless vehicles, such as Volvo, Jaguar, Mercedes-Benz, Mazda, VW, Hyundai, Audi, BMW, Land Rover, Toyota, and more!

4.78 out of 5 stars ( 103 )

$50.50

—

$1,519.00

Bilstein B8 8100 Series Bypass Shocks

Bilstein B8 8100 Series bypass shocks are direct-fit, position-sensitive dampers for light trucks and SUVs. These motorsports-inspired shock absorbers utilize a dual tube externally adjustable bypass design. They feature "incremental flow" bypass adjusters, allowing for finite and incremental changes for rebound and compression. Bilstein B8 8100 bypass shocks will maximize your driver experience, offering unparalleled ride comfort and incredible bottom-out control. Many sizes and options are available; order the shocks recommended for your vehicle. Additional details: * Shocks utilize a bottom hose, remote reservoir exit port, delivering increased compression control during the full cycle * Remote reservoir is supplied with a bolt-on aluminum anodized chassis mount for easy fitment * Zinc plated finish * Non-coilover 60mm body diameter

Not Yet Reviewed

$584.00

—

$1,282.00

Sachs Stock Replacement Shocks and Struts

Replace your worn-out shocks and struts with affordable Sachs Stock Replacement parts. These components are built to OEM specifications to offer the same fit, form, and function as the factory component, which means a safer, more comfortable, and contemporary drive. All Sachs shock and strut replacement components are designed to provide superior ride quality and dependability to help you restore your vehicle back to its proper operation. Select the replacement shocks and struts for your application.

3.5 out of 5 stars ( 8 )

$19.50

—

$558.99

Rancho RS5000X Shock Absorbers

Perform a suspension upgrade with Rancho RS5000X shock absorbers—to elevate the overall handling and performance of your ride, both on and off-road. The core of these innovative shocks is their unique and patented rebound valving system, and the advanced compression phase of the shock absorber. These shocks are built to last, with double-welded loops, high-capacity twin-tube construction, and a nitro-carburized rod. So, it doesn't matter if your road warrior sticks to the pavement or kicks up some dust—RS5000X shock absorbers will improve your ride all around. Additional features and benefits include: * Progressive engagement valving (compression cycle) * Tuned compression control valve * Gas pressurization of shock * Black natural rubber bushings * Glass-filled Fluon banded piston * Rebound bumper * Protective boot * Low-friction, self-lubricating seal

4.5 out of 5 stars ( 409 )

$37.50

—

$149.99

Bilstein B8 TerraSport Series Shocks and Struts

Bilstein B8 TerraSport Series shocks and struts are direct-fit components designed to increase ground clearance and improve off-road capability for CUVs. Enthusiasts will gain 1 to 2 in. of lift depending on application, allowing them to safely navigate backcountry terrain, while enhancing day-to-day ride quality. Like all Bilstein products, B8 TerraSport shocks have been tested and tuned for each application, and always with the end user in mind. Whether you're traversing your way up a snow packed summit or loaded up with gear and looking for that epic camping spot, Bilstein B8 TerraSport gives you the confidence to push further when the pavement ends, and the durability to get you back home.

Not Yet Reviewed

$82.50

—

$175.00

Proforged Pitman Arms

Replace your worn-out pitman arms with top-quality Proforged pitman arms! Proforged pitman arms are manufactured to strict tolerances using the latest steering technology. Their lab-tested, real-world proven design ensures crisp, predictable handling and reliable performance.

4.46 out of 5 stars ( 48 )

$49.95

—

$144.95

Summit Bucks

Delphi Steering Tie Rod Ends

Tie rod ends are crucial parts to your steering system, so you need to maintain them with the utmost care. Delphi's replacement steering tie rod ends are manufactured from high-quality material to meet the same standards in fit, performance, and longevity as the original equipment part. They're available in a range of applications to help maintain superb control, resulting in a safe and smooth ride. Order the Delphi parts recommended for your year/make/model for improved steering performance.

4.06 out of 5 stars ( 18 )

$9.99

—

$212.99

EMPI Forged Trailing Arms

EMPI forged trailing arms are designed to contribute to a better and more precise steering feel and ride quality. They offer superior strength and durability over stock or welded arms due to their forged alloy steel construction, making them ideal for off-road applications like Baja bugs and dune buggies. Designed to be a high-quality, OE-like reproduction, the arms ensure a perfect fit and trouble-free installation. These EMPI forged trailing arms are available as a set of four without ball joints or come complete with European made ball joints installed, complete with grub screws and caps.

Not Yet Reviewed

$558.80

Energy Suspension Tie Rod End Dust Boots

Energy Suspension tie rod end dust boots resist damage from dirt, rocks, sand, water, road salt, and oils, while adding a colorful touch to your steering linkage. Each boot has an important 5-point sealing action that prevents contamination and loss of lubricant—the major cause of rod wear. Your factory originals are likely molded rubber, which will dry rot, crack, and split over time. Energy Suspension bushings are constructed from durable polyurethane in a variety of shapes and sizes to fit countless vehicles. Order them by the pair, the dozen, or in larger quantities!

4.83 out of 5 stars ( 130 )

$3.99

—

$104.93

Landrum Coilover Springs

Landrum uses only the highest grade of chrome silicone wire to build their coilover springs, which are closed and ground, not forged. The front coilover springs are ground on one end, and the rear springs on both, to ensure proper contact with the jack plate and spring seats. The springs are then cold-wound, not hot-wound, and are powdercoated, not plated. Each spring application is designed with the correct pitch and height ratio, and are given standardized testing procedures. These gold springs by Landrum are engraved with the exact rate and serial number for each and every coil. In addition, they include the dyno data of each one, detailing the dynamic rate in graphic and numerical form. How does the serious race team cross the finish line? With the consistent, affordable, and reliable performance of Landrum coilover springs, of course! Order the coilover spring application suited to meet your needs.

4.5 out of 5 stars ( 2 )

$79.99

—

$169.99

Clearance

TRW Replacement Idler Arms

TRW replacement idler arms are direct replacement part for your steering system. They are manufactured from quality materials for strength and durability. With over a 100 years of steering component manufacturing, TRW will get your vehicle safely back on the road.

Not Yet Reviewed

$90.99

$40.99

—

$108.99

Energy Suspension Sway Bar Bushings

Energy Suspension offers sway bar bushings for over a thousand applications. These Hyper-Flex polyurethane replacements deliver tremendous improvement to your steering performance. Economy, increased efficiency, and easy installation are just a few of the reasons they're so popular. Order the universal or vehicle-specific kit recommended for your year, make, and model.

4.66 out of 5 stars ( 858 )

$9.32

—

$150.21

Landrum Barrel Springs

Landrum barrel springs are engineered to deliver consistent, affordable, and reliable performance! Landrum uses only the highest grade chrome silicon wire available on the market today—each spring is cold-wound and then properly heat-treated and stress-relieved for ultra-consistent results. Find what could be your competitive edge with Landrum barrel springs. Order the Landrum barrel springs in the application you need. Barrel spring features: * Dyno-tested * Offered in a variety of lengths, including 11, 13, 14, 15, and 16 in. * Available in wide range of spring rates * Powdercoated to resist corrosive elements for added durability

5.0 out of 5 stars ( 1 )

$94.99

—

$99.99

Page 1 of 84
Next