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Chassis & Suspension

Car & Truck Chassis & Suspension Parts

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.

Part Groups

Results 1 - 24 of 34

Trail-Gear Toyota High Steer Kits

Trail-Gear Toyota high steer kits feature unbeatable quality at an attractive price. Crossover steering is critical for rock crawling. The stock steering just can't keep pace with today's super-flexible suspension systems. This results in broken stock steering arms and loss of steering. These kits include super-beefy, solid forged steering arms, a heavy-duty pitman arm, heavy-duty 0.250 in. wall steering rods, and rod ends. The kits are precision-fit for easy assembly.

4.67 out of 5 stars ( 3 )

$549.99

$749.99

Trail-Gear High Steer Crossover Steering Kits

Trail-Gear high steer crossover steering kits get you have you crawling over the rocks in no time. Stock steering just can't do the job like flexible crossover steering. TG high steer kits outfit your rig with the unbeatable quality of super beefy, solid forged steering arms, a heavy-duty pitman arm, rod ends, and durable .250 in. wall steering rods. They offer a precision fit for easy assembly and are available with flat arm or drop pitman arm, and 4-stud or 6-stud setups. Is your steering wheel on the right? TG also offers a right hand drive! If you're tired of broken stock steering arms, make the switch to Trail-Gear high steer crossover kits.

4.0 out of 5 stars ( 1 )

$549.99

$649.99

PSC Ram Cylinder Assist Replacement Cylinder/Hose Kits

PSC Ram Cylinder Assist replacement cylinder and hose kits include a steering assist cylinder, high-pressure hoses, and steering fluid. You can maintain the performance of your Ram to efficiently handle increased torque loads and deliver improved handling with these kits. Service your system with parts you know will fit and function just like the originals; choose only PSC replacement cylinder and hose kits.

Not Yet Reviewed

$499.51

$733.00

PSC Full Hydraulic Steering Systems

Rock Crawlers, Ultra 4 Racers, and Rock Racers all need extra help turning locked axles with large tires over rocks and other wild terrain. PSC full hydraulic steering systems turn up to 44 in. tall tires as smooth as glass. They feature new hydraulic cylinders, orbital control valves, and full hydraulic hose kits. Most of the included steering stub collars and brackets require welding. These quick ratio systems change valving and should be used sparingly on paved roads. PSC full hydraulic steering systems are designed to ease arm-strong issues on full time off-road machines.

5.0 out of 5 stars ( 7 )

$787.97

$3,369.40

Reid Racing High-Steer Stud Kits

Reid high-steer stud kits are available for your Dana 44 and Dana 60. Several kits are available for each. The Dana 44 high steer kits are available in single, 3-stud, and 4-stud kits (the fourth stud is for Reid Racing knuckles) and each kit includes stud(s), and some kits will include nut(s), and cone(s). The Dana 60 kingpin high-steer kits are available in single, 4-stud, and 5-stud kits (the fifth stud is for Reid Racing knuckles) with studs made from black oxide coated 8740 chromoly. Dana 60 studs have a fine thread on both ends and are designed for tapered nuts.

3.57 out of 5 stars ( 7 )

$26.80

$61.45

PSC Jeep JK Big Bore XD Steering Cylinder Assist Kits

PSC has taken the Jeep JK steering system back to the drawing board and engineered their exclusive Jeep JK Big Bore XD steering cylinder assist kits. These kits resolve the original steering issues, and efficiently handle the increased torque loads on vehicles equipped with up to 44 in. tires, upgraded aftermarket axles, differential lockers, or any combination thereof. These are the ultimate steering upgrade packages, and PSC includes everything needed for a successful install.

Not Yet Reviewed

$3,198.50

$3,812.44

Trail-Gear Universal Heavy-Duty Hydro Assist Ram Kits

Trail-Gear universal heavy-duty hydro assist ram kits feature a heavy-duty single-ended hydraulic ram in your choice of 6 in. or 8 in. stroke. Trail-Gear's specially designed ram features a 1 1/8 in. rod for maximum strength and a 2 1/4 in. diameter bore for maximum steering force. The provided mounting brackets in kit have fitments made from 1/4 in. thick-formed steel. The specially formed brackets fit most applications to make installation a breeze, however, do take note some applications may require additional cutting and/or grinding. Hardware, JIC hoses, and steering box fittings are included. Trail-Gear recommends a 6 in. stroke for most Toyota applications and a 8 in. stroke for Dana applications. Important Note: Use only standard power steering fluid with this product. The use of ATF fluid, semi-synthetic fluid, or full synthetic fluid not recommended and void the warranty. Additional components required: high steer kit, steering box drilled and tapped for hydro assist.

5.0 out of 5 stars ( 1 )

$449.99

Artec Industries High Steer Stud Kits

Finding the proper fasteners in your local hardware store can be a challenge—especially for automotive purposes. Instead, simply order Artec Industries high steer stud kits, the OE-style replacements needed for your Dana axle. Most of these steel studs have a black oxide finish, fine threads on both ends, and offer tensile strength up to 220,000 psi. (Some kits also include nuts and/or conical washers.) Remember, stock bolts are typically too short for high steer applications. Artec studs are sold individually or in multi-pack sets.

Not Yet Reviewed

$21.00

$108.00

PSC Hydraulic Assist Steering Systems

Oversize tires, lockers, and rocks will quickly have your stock steering system whining for help. Increase turning force by an average of 50 percent with PSC hydraulic assist steering systems. They feature a new hydraulic-assist steering cylinder with all required mounting brackets, hoses, and fittings. Their new steering gear boxes have been modified for cylinder assist. The valving remains stock to allow OEM handling, control, road feel, and no oversteer. PSC hydraulic assist steering systems turn taller tires like they're stock.

4.33 out of 5 stars ( 12 )

$2,226.99

$2,730.00

Trail-Gear Rock Assault Ram Steering Assist Kits

Truck owners are very impressed by the lineup of Trail-Gear Rock Assault Ram steering assist kits. For example, the Toyota kits feature a selection of various-sized stroke hydraulic rams--with high-temperature inner and outer seals for long life and no leaks. Each ram includes a 3/4 in. rod that's a full 50 percent stronger than other rods on the market. The specially formed 1/4 in. heavy-duty plate steel brackets make installation a snap. Here are the parts included in most Trail-Gear Rock Assault Ram steering assist kits: * Ram with high-temperature inner and outer seals * Rod ends with jam nut * Ram bracket for axle housing * Ram bracket for tie rod * Two hoses * Two JIC 90 degree elbows * Two 1/4 in. NPT x #6 JIC steering box fittings * Mounting hardware * Instructions with photos These kits do require: * Trail-Gear High Steer crossover steering with 1.25 in. tie rod * Tapped steering box

4.67 out of 5 stars ( 3 )

$449.99

PSC Jeep JT Big Bore XD Steering Cylinder Assist Kits

PSC has taken the Jeep JT steering system back to the drawing board and engineered their exclusive Jeep JT Big Bore XD steering cylinder assist kits. These kits resolve the original steering issues, and efficiently handle the increased torque loads on vehicles equipped with 37 in. or larger tire sizes, upgraded aftermarket axles, differential lockers, or any combination thereof. Jeep JT Big Bore XD steering cylinder assist kits feature: * Increased torque output * Relieves stress on steering gearbox and frame mounts * Steering assist cylinder acts as a dynamic steering stabilizer

Not Yet Reviewed

$3,756.99

Low Range Off-Road Align-Correct HD Crossover Steering Kits

Low Range Off-Road Align-Correct HD crossover steering kits will make your tires avoid slipping while following the path of a turn. The kits are offered in 3 levels: Full kit, Stage 1, and Stage 2 add-on kit. It's time to improve your steering with the strength and reliability of LROR Align-Correct HD crossover steering kits. Full kits include: * Steel steering arm * Heavy-duty Toyota FJ80 Land Cruiser tie rod ends with jam nuts and cotter pins * Heavy-duty drag link, full 1/4 in. wall DOM tubing * Heavy-duty tie rod, full 1/4 in. wall DOM tubing * High Speed Steel (HSS) tie rod taper reamer * Class 8.8 metric bolts and washers Stage 1 kits include: * Steel steering arm * Heavy-duty Toyota FJ80 Land Cruiser tie rod ends with jam nuts and cotter pins * Heavy-duty drag link, full 1/4 in. wall DOM tubing * High Speed Steel (HSS) tie rod taper reamer * Class 8.8 metric bolts and washers Stage 2 add-on kits include: * Heavy-duty Toyota FJ80 Land Cruiser tie rod ends with jam nuts and cotter pins * Heavy-duty tie rod, full 1/4 in. wall DOM tubing

Not Yet Reviewed

$433.25

PSC Jeep JL/JT Cylinder Assist EHPS XDR Steering Gearboxes

PSC Jeep JL/JT Cylinder Assist EHPS XDR steering gearboxes are designed and built with premium materials to deliver high-quality performance for your Jeep's EHPS system. They will ensure superior handling and performance, durability, and reliability on the road or off.

Not Yet Reviewed

$1,375.00

PSC Cylinder Assist Axle Kits

PSC offers hydraulic steering cylinder assist axle kits for a variety of Jeep applications from the 1980s and up. The 6 in. or 8 in. stroke kits are available with different components; some include a steering box, pump, and fluid cooler. All kits include steering cylinder, high pressure nitrile rubber hoses, stainless steel fittings, mounting brackets and hardware. Order the model recommended for your vehicle.

Not Yet Reviewed

$3,105.00

Artec Industries Ultimate 60 High Steering Arm Fasteners

Artec Industries offers Ultimate 60 high steering arm fasteners for a variety of Dana 60 axle applications. These knuckle bolt kits work well with Artec's Ultimate 60 high steer arms to increase overall knuckle and steering strength—as well as provide options for mounting your steering. Whether you just need to reinforce your knuckles, or want to run your tie rods in double shear, these kits are designed to fit multiple steering configurations. Two kits are required for a pair of high steer arms, and cutting the sleeves in half is necessary to run Heim joints in double shear. Tie rod end holes on the knuckle need to be drilled to 3/4 in. diameter. Order the model that's best suited for your application. Features include: * 3/4 in.-16, 10 in. long, Grade 8 bolt * 3/4 in.-16 all-steel mechanical locknut, the best type of locking nut for steering applications * Machined 1.25 in. O.D., 0.250 in. wall DOM sleeve * Sleeve ends machined for 3/4 in. Heim joints in double shear * Choose your tie rod mounting height * Available for OEM Ford, OEM Chevy, OEM Dodge, and all aftermarket knuckles Important safety notes: * Requires basic steel cutting tools for installation; use caution when cutting steel * Only experienced fabricators should attempt these modifications * All-steel mechanical locking nuts are designed NOT to be reused to ensure the nut does not loosen over time; always use a new nut if you remove it

Not Yet Reviewed

$58.29

Reid Racing High-Steer Stud Replacement Components

Reid high-steer stud replacement components take the play out of your studs. The replacement components are built to the same standards as the full kits and are the prefect replacement for your worn out components. There is no need to replace everything, just replace what you need with Reid high-steer stud replacement components.

5.0 out of 5 stars ( 2 )

$7.50

Reid Racing High-Steer Stud Nuts

Reid Racing high-steer stud nuts are available for a variety of axle model applications. These steering arm fasteners are machined from steel and are ideal for replacement or upgrade purposes.

5.0 out of 5 stars ( 1 )

$3.99

Artec Industries Ultimate 60 High Steer Arms

Whether you're just starting out with crossover steering or going full hydro, these Artec Industries Ultimate 60 high steer arms are meant to handle it all—and provide you options as well! Rather than use the factory kingpin springs, the knuckle is held together with a springless design that uses a set screw to adjust the torque required to hold together. This eliminates some of the slop commonly found in axles after moderate off-road abuse. The hardware for a springless conversion is included, and consists of a 3/4 in. set screw, jam nut, grease zerk, 1/4 in. thick load washer, and upper kingpin bushing for each arm. The Artec Industries Ultimate 60 high steer arms are machined blank to allow custom tie rod and draglink locations. The knuckle bolt hole is not machined into the high steer arm because the factory hole location in every knuckle is different; thus, to fit your knuckle perfectly, the holes need to be drilled according to the knuckles they will attach to. Artec high steer arms are CNC-machined from 1 1/4 in. thick 1018 cold roll steel and then zinc plated for corrosion protection.

Not Yet Reviewed

$472.99

Steer Smarts Yeti XD No Mod Bolt-In Steering Kits

For those who want a bolt-in, no modification required, heavy-duty steering system for many Jeep Wranglers and Gladiators (2007 and up), Steer Smarts has the solution for you. This one-click kit includes a Yeti XD tie rod, bottom mount drag link, and 1 5/8 in. aluminum damper bracket. You can round out the front-end trifecta by adding Steer Smarts' Yeti XD front adjustable track bar for the ultimate front-end setup. * Note: Not compatible with stock JK or Super Duty Dana 60 axles. Only with upgraded aftermarket DANA Ultimate Dana 60 axle Product features: YETI XD TIE ROD + DRAG LINK ASSEMBLIES: * Easy bolt-on installation * Engineered for proper clearance to other chassis components to eliminate interferences BALL JOINTS: * 30mm 1 1/2 ton ball joints are designed specifically for the JK with a UD60 (68.5 in. wide) * 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 ball joints' life is long-lived. These superior seals have been rigorously tested to minimize leakage between grease service intervals which significantly improves ball joint reliability over the competition * Fully greaseable TIE ROD + DRAG LINK 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 drag link ends provide significantly increased strength over the original equipment threads * Unique "Reverse Pin" technology on the passenger-side ends prevents linkage from unwanted flopping/rocking. This technology is built into the socket, unlike the weak external supports on some competitor linkages ADJUSTER TUBES: * Tie rod and drag link adjusters are manufactured from large diameter 1/4 in. thick wall high-strength 4130 chromoly steel tubing for maximum buckling strength * Adjuster clamps assure 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 * Internal threads and tube are also E-coated for long-term serviceability * Yeti XD tie rod and drag link fit all left-hand drive JK Wrangler models 2007-2018 equipped with a Dana UD60 (68.5 in. wide)

Not Yet Reviewed

$1,035.00

$1,045.00

PSC Jeep JK Big Bore XD Steering Cylinder Assist Ready Kits

If you want to beef up your steering so your JK Wrangler handles better while running larger tires, PSC Jeep JK Big Bore XD steering cylinder assist ready kits are what you need to do it! The Jeep JK Big Bore XD steering cylinder assist ready kits are base kits that have been designed to work in conjunction with other additional cylinder assist components (sold separately) to help get your application ready for your cylinder assist setup.

Not Yet Reviewed

$2,698.99

Rancho High-Steer Knuckles

Rancho high-steer knuckles maintain steering geometry and add strength to the most vulnerable points within the steering envelope when off-road driving. These knuckles add an additional 1.5 in. of clearance within the tight space, helping to protect critical steering components. Their design also helps lift the steering linkage out of range from direct impact with off-road obstacles or impediments. Rancho high-steer knuckles are precisely engineered for left and right hand drive applications with 3 in. and higher lifts. Order the pair recommended for your Jeep and axle model.

Not Yet Reviewed

$437.99

PSC Double-Ended Steering Cylinders

PSC double-ended steering cylinders will help drive your rig's performance. Their full-hydraulic offerings include several designs for different applications; some have housings machined with grooves for 4-mount clamps, and some kits include additional clamps. Choose the diameter and stroke size needed for your vehicle—then enjoy your day in the dirt with an assist from PSC double-ended steering cylinders.

5.0 out of 5 stars ( 3 )

$487.99

TeraFlex Jeep TJ High Steer Systems

TeraFlex Jeep TJ high steer systems have been designed to help your vehicle's steering when using a 4 in. or higher suspension lift kit. They include a heavy-duty tie rod and drag link with one-ton tie rod ends and tapered inserts, and a heavy-duty cast high steer knuckle. Keep your steering safe and consistent with one of these TeraFlex Jeep TJ high steer systems.

Not Yet Reviewed

$932.95

$1,207.99

Trail-Gear Classic Front Lift Kits

Trail-Gear Classic front lift kits are designed for first generation 1979-85 factory solid axle Toyota trucks and 4Runners. They include super flexible leaf springs, long-travel shocks, and high-steer crossover steering--all of which combine to bring you up to 20 in. of articulation for serious rock crawling ability. The kits are available in a choice of lifts, and depending on the specific tires and wheels, will accommodate 35 in. to 40 in. tires. Available heavy-duty versions have higher spring rates. Trail-Gear also added a 7th leaf and readjusted the length of the leaves to match. If you are running a larger V6 or a V8, you will appreciate the extra weight-carrying capacity of these springs. Trail-Gear Classic front lift kits include: * Front spring hanger with bolts and bushings * Front leaf springs with bushings * Greasable shackles * Two Bilstein shocks * Two shock hoops with gussets * U-bolt flip kit * Two extended front brake lines * High-steer crossover steering * Steering stabilizer kit * Small differential armor * Upper axle gusset * Knuckle rebuild kit * Two wheel bearing kits * Bump stops * Spring pad * Instructions

Not Yet Reviewed

$1,299.99

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