Chassis & Suspension
Availability
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.
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.
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$71.99
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$394.99
Summit Racing™ transmission mounts are soft-running enough to absorb vibrations for street use, and yet are durable enough for racing use. They help to control torque on high performance vehicles and maintain a proper driveshaft angle to prevent early wear and unexpected powertrain damage. Made of high-quality polyurethane or rubber, the mounts are available in a variety of styles for specific vehicle and transmission applications. Order the model recommended for your ride.
( 93 )
$12.99
Trans-Dapt Performance crossmembers eliminate the need to fabricate a rear crossmember. Their vehicle-specific transmission crossmembers are available as kits, with braces and mounting pads, or as the crossmember alone. Position your engine and transmission properly and exactly where you need them with quality, durable crossmembers from Trans-Dapt.
( 111 )
$63.99
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$146.99
Stifflers Suspension transmission crossmembers are engineered to deliver quality, fit, finish, and functionality. At the core of these kits are Stifflers' unique single-tube crossmembers—adding strength and stiffness beyond that of OEM versions, while offering versatility without the excess weight. They also allow more exhaust clearance. To install, simply slide the mounting sleeves and reposition the spacers to cover your application. They work with OEM and aftermarket transmission mounts, and will maintain your current pinion angle. Stifflers Suspension transmission crossmembers include low-deflection polyurethane bushings in the mounts to dampen driveline vibrations and noise, but for racing applications they can be replaced by optional solid bushings. Order the crossmembers designed for fitment on your make and model.
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$189.95
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$249.95
Trans-Dapt Performance offers your choice of steel/rubber or all-steel transmission mount pads for most popular transmissions in today's hot rod market. These pads provide solid, effective cushioning and improved torque absorption over stock pads.
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$20.99
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$100.99
Install your tranny in the proper position using one of these Classic Performance transmission crossmembers. They're available for a variety of Ford and Chevy transmissions and are manufactured each vehicle's specifications for a precision fit. The durable steel crossmembers come with all necessary installation hardware. Keep your gear system secure and stable with Classic Performance transmission crossmembers.
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$66.99
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$169.99
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.
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$299.99
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$329.99
Stifflers Suspension transmission mounts and adapters provide the right geometry. They are available for a variety of transmission and chassis combinations--including a version designed to be used in conjunction with Stifflers polyurethane GM transmission mounts to install a TH-350, TH-400, or Powerglide transmission in Mustangs. Other designs offered include versions to fit Ford 6R80 automatic transmissions and Viper specification T-56 manual transmissions to earlier Mustangs. They are all designed to maintain proper driveline angles.
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$32.95
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$59.95
ICT Billet offers a wide array of high-quality, aftermarket automotive products—including ICT Billet solid transmission mounts. They are made from aerospace-grade billet aluminum to securely locate and stabilize your transmission. Proper mounting prevents misalignment and unnecessary strain on your driveline components caused by high loads that can otherwise interfere with correct transmission operation.
( 8 )
$49.99
UMI Performance torque arm relocation kits are designed to remove the front mounting point of the torque arm off of the transmission and protect the tailshaft from damage. General Motors' tailshaft mounted design works great for a stock-driven vehicle; however, it is not designed to take abuse and hard launches. UMI Performance torque arm relocation kits replace your transmission crossmember with a new, stronger setup with a built-in torque arm mount. Each relocation kit is designed to fit a specific transmission and will work with virtually any stock-style aftermarket torque arm, as well as with the factory torque arm. These units are built using rectangular mild steel tubing and 0.188 in. mild steel mounting plates and they include all hardware needed for installation. The torque arm mount is machined from 0.250 in. thick mild steel and features a new clamshell for appropriately attaching the torque arm to the new crossmember.
( 38 )
$269.99
On Sale
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
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$183.95
$101.95
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$418.95
BMR transmission conversion crossmembers allow you to swap your choice of transmissions into your vehicle. They bolt to your OE frame points using existing mounting holes with no welding or drilling required.
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$129.95
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$259.95
UMI Performance transmission crossmembers are designed for late model F-bodies. These crossmembers are built using 0.120 in. rectangular tubing, 0.188 in. mild steel mounting plates, and a 0.375 in. thick transmission mount. These crossmembers are powdercoated bright red or gloss black and include new mounting hardware.
( 5 )
$149.99
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$349.99
Hooker Super Competition engine swap transmission mount kits are available for Chevy, Chrysler, and Ford small block and big block engines. These strong mounts are designed from steel and are engineered to provide you with an exact fit and a simple installation. Hooker Super Competition engine swap mount kits are the mounts of choice when matched with the appropriate engine swap.
( 10 )
$81.25
UMI Performance offers tunnel mounted torque arm relocation kits for a variety of 1982-92 GM F-Body vehicles, including Chevy Camaros and Pontiac Firebirds. These TH350 transmission mounts come with an added bushing mount to be used with UMI's tunnel-mounted torque arm. They are the same mount supplied with UMI's 2214 tunnel-mounted torque arm setup. The mounts will also work with factory T5 5-speed transmissions. This relocation kit is the best option if you already have a UPI tunnel-mounted torque arm and are doing a transmission swap. The steel crossmembers are available in a red or black powdercoat finish.
( 1 )
$219.99
QA1 offers replacement torque arm crossmembers for a variety of suspension conversion systems and vehicle applications. These tubular-style rear crossmembers are machined from steel with a black powdercoat finish. Hardware is included. Order the model recommended for your setup.
Not Yet Reviewed
$239.95
TCI offers many different types of conversion kits to owners of Ford, GM, and Chrysler vehicles. TCI Maximizer conversion kits provide all of the necessary components to enable the interchange of various styles of Ford, GM, and Chrysler automatic transmissions. Particularly useful for heavy load vehicles that may benefit from a heavier-duty transmission, Maximizer kits provide the necessary adapter plate, output shaft, and hardware required for installation. Kits will require some degree of driveline modifications. Depending on the application, kits may also include: * Dust cover * Dipstick * Detent cable
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$279.95
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$414.95
Whether you're swapping or replacing, OER transmission crossmembers for your TH400 are original equipment reproductions that you know will fit. These durable steel pieces are EDP coated for corrosion resistance. Whether you're wanting to install a TH400 in an original Powerglide or TH350 equipped Camaro, or replacing a broken or missing original, OER transmission crossmembers supply the quality that you demand at a price that's affordable.
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$76.99
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$92.99
Pete and Jake's transmission mount crossmembers are designed to ease the mounting of classic muscle transmissions onto vintage hot rod frames. These steel mounting bars are fabricated in a distinct variety of shapes and sizes to properly support your customization. So whether your preference is the TH350, C4, or 700R4—Pete and Jake's transmission mount crossmembers help create an optimized mounting platform for your custom hot rod. Order the part designed to fit your specific model.
( 1 )
$35.99
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$472.99
Pete and Jake's transmission mounts are designed for mounting GM TH350 transmissions onto vintage hot rod frames. They feature black-on-black steel and rubber construction to help appreciably reduce vibrations. Smoothly transition all your horsepower to the wheels with the help of Pete and Jake's transmission mounts.
Not Yet Reviewed
$25.99
AJE Suspension transmission crossmembers update your factory components. These tubular crossmembers are stronger, more durable, and lighter thanks to the suspension technology of Anthony Jones. The components are crafted from steel and are black powdercoated. Always innovative, AJE offers racers and enthusiasts a wide selection to accommodate your transmission choice for a perfect fit in your Mustang. Swap your stock for AJE transmission crossmembers.
( 27 )
$188.99
Eliminate the hassle of fabricating a rear crossmember, and position your engine and transmission where you want them, with Trans-Dapt Performance universal transmission mounts. They'll support most standard and automatic transmissions with open channel frames and widths of 26 in. to 36 in. between the frame rails. With 0.114 in. wall thickness, they're available with no drop, 3 in., and 6 in. drops, either as kits with braces and mounting pads or as the crossmember alone.
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$154.99
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$217.99
Pete and Jake's transmission mount crossmembers with wishbone kits are designed to ease the mounting of GM 350 transmissions onto vintage hot rod frames. These kits include bolt-in plates, 3/4 in. threaded ends, and urethane bushed adjustments. There's no need to fumble around with trial and error fabrication. Pete and Jake's transmission mount wishbone kits take the guesswork out of constructing an optimized mounting platform for your custom hot rod. Order the kit designed to fit your specific model.
( 1 )
$127.99
Allstar Performance solid transmission mounts are designed to eliminate flex, twisting, and distortion. These mounts work with most TH350, TH400, Powerglide, Borg Warner, Muncie, and Chrysler 4-speed transmissions. Choose the model best suited for your application.
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$15.29
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$24.99
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