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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...
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 suspension mounts and bushings.
Showing In Stock Items. Show All 136 Items.
Eddie Marine Billet Aluminum K-Plane Trim Tabs
Eddie Marine billet aluminum K-plane trim tabs offer heavy-duty design and function, with extruded pivot hinge assemblies with Delrin bushings for smooth operation and extreme durability. These K-plane-style tabs also feature their own hardcoat anodized hydraulic cylinders. The trim tabs are manufactured from solid 6061 T-6 aluminum and undergo a 3-step coating process for extra-corrosion resistance; it starts with an initial military spec hardcoat anodize treatment, followed by two coats of Eddie Marine's high-strength, long-lasting Fusioncoat colors. Kits typically include: * High-pressure, high-speed Sea Star hydraulic pumps * Gloss black billet aluminum mounting brackets * Sealed relay boxes * Internal (24 in.) and external braided stainless steel/PTFE lines * Integrated through-the-transom stainless steel bulkhead fittings
Not Yet Reviewed
$3,839.95
Eddie Marine Billet Aluminum Sport Trim Tabs
Eddie Marine billet aluminum Sport trim tabs are manufactured from 1/4 in. 6061 T-6 aluminum. These affordable alternatives feature extruded hinge assemblies, making them more attractive and durable than ordinary stamped stainless plate designs. Each trim tab initially receives a clear anodized finish for extra-corrosion resistance, followed by two coats of high-strength, long-lasting Fusioncoat available in an array of colors. Kits typically include: * Trim pump * Wiring harness * External braided stainless steel/PTFE lines * Necessary internal plastic lines * Brass fittings * Stainless steel bulkhead fittings
Not Yet Reviewed
$1,741.95
Biondo Marine Digital Trim Controllers
Biondo marine digital trim controllers designed by Digital Delay, Inc., are designed and manufactured for use in drag boats. They have two outputs controlled by two independent 4-stage timers. Typically, one output is used to trim the motor while the second output controls a ram to lift the motor. The timers can be started together or independently, and both timers must be armed before they will cycle, keeping them from restarting if you have to let up on the throttle momentarily. The arming can be done by a remote switch or by pressing the enter key on the keypad. Features: * 12 and 16 V compatible * Microprocessor controlled timing * Retains all numbers, even when power is disconnected * Large, illuminated display and keyboard for day/night reading * Self-test mode on all display functions * Positive feel keypad for simple and quick programming (even with gloves on) * Scrolling on keypad for quick number changes * Timing can be set to the thousandths of a second on Stage 1 and 2 * Output is reversible (battery-to-0 V or 0 V-to-battery) * Arm feature keeps the timers from recycling * Two independent timers
Not Yet Reviewed
$438.99
Borgeson Universal Telescoping Steering Shafts
These Borgeson Universal telescoping steering shafts can be used in a variety of applications and will make the installation and removal of steering system components simple and easy. By pulling or pushing on the shafts, you can shorten or increase their overall length. They meet NHTSA guidelines for collapsibility in passenger cars and add a measure of safety. The steering shafts can also be trimmed to fit shorter applications.
( 398 )
$78.31
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$357.06
Steer Smarts Yeti XD Pro-Series Aluminum Tie Rod Assemblies
Steer Smarts presents extreme steering linkage--Yeti XD Series linkage for Jeeps. They applied 85 years of steering "lessons learned" to develop the strongest most durable linkage ever built for Jeeps. Yeti XD Pro-Series tie rod assemblies are direct bolt-ons and can be installed in just minutes--no need to modify or alter your Jeep. Features: * Ball joints: -- 30mm 2 1/2 Ton ball joints designed specifically for the specific Jeep -- Cold-headed medium carbon alloy steel ball studs provide incredible impact toughness for extreme duty usage -- Induction heat-treated ball studs provide ultimate fatigue strength and superior off-road durability -- Steel-on-steel bearings provide exceptional ball joint wear resistance and robustness -- High-quality seals ensure long ball joint life and are rigorously tested to minimize leakage between grease service intervals, improving ball joint reliability -- Fully greaseable * Tie rod ends: -- Powdercoat over e-coat for a long-lasting appearance under harsh conditions -- External threads are e-coated for durability and long-term serviceability -- Forged from medium carbon high hardenability steel and heat-treated for even greater buckling, impact, and fatigue strength -- Large 1 1/4 in. rolled threads at tie rod adjuster and draglink ends provide significantly increased strength over the original equipment threads -- Unique "reverse pin" technology built into the socket prevents linkage from flopping or rocking * Adjuster sleeve: -- Engineered for proper clearance with chassis components to eliminate interference -- Tie rod adjuster is manufactured from large 1 3/4 in. diameter solid high-strength 7075 aluminum for maximum strength -- Pro-Series adjuster clamps ensure proper clamp force using conventional tools without the possible risk of loosening like large jam nuts -- Designed with right-hand and left-hand threads for quick and easy adjustment when installed on the vehicle -- Hard coated for long term serviceability and durability
Not Yet Reviewed
$511.51
AFCO Racing Steel Coil Spring Spacers
AFCO Racing steel coil spring spacers are designed to be trimmed to fit or wedged into place. They're great for getting a precise fit on custom applications. Made from high-quality steel for a long-life.
Not Yet Reviewed
$47.99
Old Man Emu Coil Spring Spacers
Old Man Emu coil spring spacers are designed to fit between the coil spring and the vehicle body, acting as a cushion to help eliminate spring-related squeaking and clunking. They're made from durable polyurethane. Whether you're traveling on harsh outback roads, using your vehicle for competition racing, or towing a camper trailer, the importance of a fully-integrated 4x4 suspension is paramount. Old Man Emu suspension parts can significantly enhance performance for a more enjoyable driving experience.
Not Yet Reviewed
$14.95
QA1 1963-72 C10 Coilover Conversion Systems
Upgrade your classic truck to a modern driving feel and performance with QA1's 1963-1972 C10 coilover conversion systems. The kits come with everything you need to convert your C10's front end to coilovers and a tubular crossmember with rack-and-pinion steering. These systems are a great way to overhaul your suspension in one go, giving you adjustable ride height to achieve the perfect stance with up to 8 in. of drop—all while dialing in the ideal ride quality and performance for your application while reducing weight 140 lbs. over stock. Order the QA1 1963-72 C10 coilover conversion system recommended for your year/make and model vehicle. Product features and details: * Powered rack-and-pinion offers quicker steering and a tighter feel. Plus, increase steering angle when fitting larger wheels and tires, and improve geometry for enhanced drivability * Increased Ground Clearance: The crossmember and control arms make your undercab rails the truck's lowest point—new upper shock mounts increase travel for a great ride and performance, even at low ride heights * Adjustable Shock Valving: Double-adjustable shocks offer independent rebound and compression tunability—great for trucks that will see track time or drivers who really want to dial in ride quality on the street * Easy, Bolt-In Installation: The crossmember comes powder coated and ready to install—no need to cut or weld your frame—it easily locates the steering rack, and you can choose mounts (sold separately) for common engines * Modular Engine Mounts: Choose from modular engine mounts (sold separately) that allow you to reuse your existing transmission mount and driveshaft (kits are available for small block Chevy, big block Chevy and LS applications—DIY mounts are also available if you want to customize the location of your engine * Front Sway Bar: The optional front sway bar (sold separately) adds even more cornering capabilities—it reduces body roll and keeps your tires planted to give you more grip in the turns Fitment Notes: * If you already have QA1's coil-over system, you can find retrofit kits to use your existing components * Total drop range depends on wheel/tire fitment * Will require you to trim inner fenders * Engine mounts are year-range specific to maintain OE bellhousing location * Optimized bump steer settings require at least 18 in. wheels -- 18 in. wheels can run up to 6 in. of backspacing -- 20 in. wheels can run up to 7 in. of backspacing * Requires use of C10 spindles * May require different headers and oil pan (Stock SBC and BBC pans fit) * Steering shaft is not included * May require new power steering hoses depending on fittings, pump, and engine placement
( 5 )
$4,450.95
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$5,775.95
QA1 1973-87 C10 Coilover Conversion Systems
Upgrade your square body Chevy C10's driving feel and performance while getting the perfect stance with QA1's 1973-1987 C10 coilover conversion systems. The kits come with everything you need to convert your C10's front end to coilovers and a tubular crossmember with rack-and-pinion steering. These coilover conversion systems are a great way to overhaul your suspension in one go, giving you adjustable ride height to achieve the perfect stance with up to 8 in. of drop—all while dialing in the ideal ride quality and performance for your application while also reducing weight 140 lbs. over stock. Order the QA1 1973-87 C10 coilover conversion system recommended for your year/make and model vehicle. Product features and details: * Powered rack-and-pinion offers quicker steering and a tighter feel. Plus, increase steering angle when fitting larger wheels and tires, and improve geometry for enhanced drivability * Increased Ground Clearance: The crossmember and control arms make your undercab rails the truck's lowest point—new upper shock mounts increase travel for a great ride and performance, even at low ride heights * Single or double-adjustable shock valving offers independent rebound and compression tunability—great for trucks that will see track time or drivers who really want to dial in ride quality on the street * Easy, Bolt-In Installation: The crossmember comes powder coated and ready to install—no need to cut or weld your frame—it easily locates the steering rack, and you can choose mounts (sold separately) for common engines * Modular Engine Mounts: Choose from modular engine mounts (sold separately) that allow you to reuse your existing transmission mount and driveshaft (kits are available for small block Chevy, big block Chevy and LS applications—DIY mounts are also available if you want to customize the location of your engine * Front Sway Bar: The optional front sway bar (sold separately) adds even more cornering capabilities—it reduces body roll and keeps your tires planted to give you more grip in the turns Fitment Notes: * If you already have QA1's coil-over system, you can find retrofit kits to use your existing components * Total drop range depends on wheel/tire fitment * Will require you to trim inner fenders * Engine mounts are year-range specific to maintain OE bellhousing location * Optimized bump steer settings require at least 18 in. wheels -- 18 in. wheels can run up to 6 in. of backspacing -- 20 in. wheels can run up to 7 in. of backspacing * Requires use of 1973-1987 C10 spindles * May require different headers and oil pan (Stock SBC and BBC pans fit) * Steering shaft is not included * May require new power steering hoses depending on fittings, pump, and engine placement
( 1 )
$4,450.95
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$5,775.95
UMI Performance Stock Height Springs
UMI Performance stock height springs are designed to add modern handling and a crisp ride while maintaining the factory muscle car appearance. Wound from premium chrome silicon wire, they feature linear rates for consistent handling characteristics with an increase in stiffness to reduce body roll and eliminate the floating feeling so common with factory suspension. Their ride height is engineered to be level on cars equipped with standard small block Chevrolet, Pontiac, aluminum head/intake big block Chevy, or LS engines (lightened cars may require spring trimming). Full-weight big block applications will have a 1/4 in. nose-down rake. Features include: * Designed to maintain the factory muscle car appearance with today's modern feel * Consistent rates and the best materials so your car sits properly for years to come * Linear spring rates provide a firm, yet comfortable, ride and incredible handling * No more floating feeling * Suitable for Pro-Tour, autocross, corner carving, and general cruising * Manufactured in the USA
( 38 )
$169.99
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$349.99
On Sale
Summit Racing™ Rear Fenderwells
You don't have to dip into the grocery money to get a pair of our Summit Racing™ rear fenderwells. Available in durable steel or lightweight aluminum, these fenderwells or wheel tubs come in multiple sizes to fit the largest of tires with plenty of clearance. They are formed with bead rolls for strength and a "hammer over edge" or "Pittsburgh seam" where the sides join the tub. Fenderwells come unassembled and ship flat. Once trimmed they are easily put together with a hammer and dolly by folding the edge over.
( 78 )
$127.99
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$149.99
$115.19
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$134.99
ICT Billet Front Motor Plates
ICT Billet front motor plates are available for many popular engine blocks. Racers need the reinforcement between the engine and the two sides of the chassis. The plates help to prevent twist and vibration—and can boost your reaction time on the street or the track. Most of the aluminum front motor plates are 1/4 in. thick, measuring 1 ft. by 3 ft. And while they're designed with cutouts to accommodate specific blocks, you can also trim the plates to precisely fit your application, whether it's a classic musclecar or a late-model V8. Solidify the chassis/motor connection with ICT Billet.
( 45 )
$129.99
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$232.99
UMI Performance Bolt-In Viking Front Coilover Kits
UMI Performance bolt-in Viking front coilover kits offer a true 2 1/2 in. racing coilover setup for your ride. UMI's Viking Worrier shocks are double adjustable and easily change from street use to high rebound force for race use. By increasing the rebound force, you can eliminate pitch and roll while making the car stay flat during transitions. Viking Worrier shocks offer a wide range of compression dampening and can be dialed in from a comfortable cruise setting all the way up to full race settings. The kits are available with different spring rates; order the kit designed to fit your vehicle. Additional details: * Viking shocks use upper/lower bearings, eliminating polyurethane and rubber, for crisp response and great reliability * Adjustable compression * Adjustable high rebound Worrier AT valving * CNC laser-cut brackets with black powdercoat finish offer precision fit * Direct bolt-in with no welding, minor trimming required
( 6 )
$764.99
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$959.99
UMI Performance Frame Bump Stops
UMI Performance frame bump stops bolt in place of damaged or worn factory originals, using the existing mounting holes. Minor trimming of the mounting flange on each vehicle is required. These durable rubber replacement "bushings" are highly recommended to prevent premature shock failure. Service your suspension with the UMI bump stops recommended for your vehicle.
( 19 )
$29.99
Ford Performance Parts F-150 Complete Lowering Kits
Ford Performance Parts F-150 complete suspension lowering kits reduce front ride height by 1.3 inches and rear ride height by 2.5 inches, providing a leveled sport truck stance. Each kit includes precision-tuned front coils, laser-cut steel lowering shackles with urethane bushings, and laser-cut strut spacer for front height adjustability. Front spring rate: 625 lbs.-in. The kits are designed for fitment on 2021-24 F-150 2WD and 4WD Regular Cab, SuperCab and SuperCrew trucks. * Current restrictions are as follows: -- Does not fit Tremor -- Does not fit Raptor -- Does not fit any variant of the Lightning -- Does not fit Limited Trim -- Does not fit any "High Pay Load Package" -- Does not fit any variant of PowerBoost
( 2 )
$525.99
Ridetech Streetgrip Coil Spring Spacers
Ridetech Streetgrip coil spring spacers raise the height of your Streetgrip front suspension approximately 1 in. (amount of height will vary based on vehicle). These rubber spacers are 3/8 in. thick and can be trimmed to adjust/fine-tune your vehicle height.
( 2 )
$20.00
Competition Engineering Diagonal Links
Designed to stabilize ladder bar and 4-link suspensions, these Competition Engineering diagonal links connect the front mounting bracket of a ladder or 4-link to the rear housing mounting bracket on the opposite side. They include left and right-hand threaded rod ends to allow for on-car adjustments. These links can be trimmed to fit narrow rear-ends, and come complete with all of the necessary brackets and hardware.
( 17 )
$129.99
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$228.99
Competition Engineering Panhard Bars
Designed to eliminate side-to-side movement of the rear axle housing, Competition Engineering panhard bars keep your tires from hitting the wheelwells and allow the car to run straight down the track. The 30 in. long bars can be trimmed to fit most applications and include gusseted mounting brackets, spherical rod ends, hardware, and instructions.
( 20 )
$167.99
Trans-Dapt Performance Universal Street Rod-Style Motor Mounts
Trans-Dapt Performance universal street rod-style motor mounts are available for a wide variety of cars and trucks with open frame rails. They install easily—simply bolt the mounts to the engine, measure the distance between the frame rail and the mounts, and then trim the frame mounts to fit. Depending on the model you order, these kits feature a weld-on design, engine mounting brackets, frame mounting brackets, urethane or rubber bushings, and mounting hardware. They're available in a variety of motor mount styles; find the one tailored for fitment on your vehicle.
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$119.99
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$178.99
Helix Universal Street Rod Motor Mounts
Helix universal street rod motor mounts are available for Chevy small and big block cars and trucks. These universal mounts are easy to use; just install the mount to the engine, measure the distance between the frame rail and the mount, and then trim the frame mounts to fit. That's all there is to it! The steel motor mounts feature a weldable design, two engine mounting brackets, two frame mounting brackets, and urethane bushings. Give your Chevy engine the support it needs with universal street rod motor mounts by Helix.
( 5 )
$99.95
Landrum Chevrolet Multi-Leaf Springs
The quality and craftsmanship of Landrum Chevrolet multi-leaf springs start with the right mix of chrome vanadium, carbon, manganese, silicon, nickel, molybdenum, and tungsten to ensure a consistent and proper spring rate, plus a long service life. Landrum leaf springs feature PTFE inserts to prevent friction, a heavy-duty clench system to curb inconsistent side bite, and diamond trimmed leaves for a consistent spring rate. They offer the closest arch tolerance in the racing industry and a large selection of rates to choose from. These springs come with stock Chevrolet front bushings for stock appearing rules. Choose oval track-tested and proven Landrum Chevrolet multi-leaf springs for your race car setup.
( 6 )
$299.99
Rancho Performance Lift Coil Springs
Rancho tailors the various models of their performance lift coil springs to your specific application for the performance you want in a lifted vehicle. They provide clearance for larger tires without any fender trimming or body modifications. Lift your rig the easy way with Rancho performance lift coil springs.
( 2 )
$173.99
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$198.99
All-Pro Off-Road Body Mount Relocation Kits
All-Pro Off-Road body mount relocation kits resolve the issue of body mounts interfering with large off-road tires. Each kit moves the body mount completely behind the firewall, allowing you to fit up to 35 in. tires on your vehicle without rubbing the body mounts. Of course, other trimming will be needed to install the larger tires. All-Pro Off-Road body mounts are CNC-cut and formed from 1/4 in. thick steel, making them ready for harsh off-road use, and the AP design includes a guard for the mount bushing and bolt. All-Pro Off-Road relocation kits will require welding for installation and downloadable instructions are available.
Not Yet Reviewed
$99.99
Trail-Gear Adjustable Panhard Brackets
Due to recent customer demand Trail-Gear now offers adjustable panhard brackets to allow for different levels of drop to fine-tune your suspension. The brackets are laser-cut from steel and formed and includes four sets of holes to mount the panhard to provide users more freedom in mounting suspension. Shipped unfinished and un-welded, these brackets can be easily trimmed down to the desired length. Welding required for installation. For a well-aligned suspension, use Trail-Gear adjustable panhard mounts.
( 1 )
$29.99
