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Chassis Components - Frame Brace, K-Members & More
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California Pony Cars AOD Conversion Installation Kits
California Pony Cars AOD conversion installation kits are designed to convert your 289/302/351W engine from a C4 or C6 transmission to an automatic overdrive transmission. Order the kit designed for your Mustang year/application. AOD conversion installation kits include: * Crossmember * Trans-mount insulator * Slip yoke * Kick-down cable * Flexplate * AOD shift linkage * Throttle return spring bracket on select kits Note: California Pony Cars AOD conversion kits do not include actual AOD transmission and may require additional parts.
( 5 )
$731.99
BMR Transmission Conversion Crossmembers
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.
( 22 )
$129.95
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$449.95
California Pony Cars Conversion Transmission Crossmembers
California Pony Cars conversion transmission crossmembers offer strength for your performance driving. CPC manufactures crossmember bars from .090 wall tubular steel--with and without parking brake brackets. They're TIG-welded for maximum strength and powdercoated for a lasting finish. CPC can also provide you with conversion crossmembers in direct bolt-on kits to take your 2-speed to a later 3 or 4-speed with no modification to the unibody, while still allowing easy access for removal of transmission pan. These crossmembers are available for use with dozens of transmission models and numerous Mustang applications from the 1960s and '70s.
( 12 )
$149.95
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$178.95
Summit Racing™ Cummins Conversion Crossmembers
Summit Racing™ Cummins conversion crossmembers are specifically designed for installing a Cummins 6BT into your 1973-87 Chevy 4WD truck or 1973-91 4x4 Suburban. These drop conversion units often eliminate the need for a lift kit. They're a direct bolt-in, utilizing OEM hole locations, yet still allow room for drilling and adding additional bolts for increased rigidity. The crossmembers are made from high-quality steel with a black powdercoat finish. It's a fact—any conversion can be tricky. Thankfully, Summit Racing™ offers the correct components to help you get the job done right!
( 7 )
$232.99
OER Authorized Bolt-In IFS Conversion Kits
OER Authorized bolt-in IFS conversion kits are available for 1947-54 GM pickups with a V8 engine. The kits will improve your vehicle's ride, handling, and performance. These steel crossmember kits convert your antiquated stock front suspension and steering box to a more modern 1974-78 Mustang II or 1974-80 Pinto/Bobcat setup. Enjoy better handling with the addition of rack and pinion steering and twice the suspension travel when compared to stock. Combine this advancement in steering and suspension with the added benefit of modern braking power, and this setup becomes a no-brainer. The bolt-in kit is designed for use on 1947-54 Chevy 1/2 ton or light-duty 3/4 ton frames, and will drop the ride height approximately 2 1/2 to 3 in. using stock Mustang II front spindles. Lower control arm pivot tubes and gussets are not included in this kit. (A weld-in crossmember it is also available, if preferred.) Specs: * Bolt-in components. No welding required * Proven Mustang II geometry * Can use stock 1974-78 Mustang II or 1974-80 Pinto suspension components, except control arms. * Requires tubular control arms (strut-less style lowers) * Interlocking bolt-in boxing plates reinforce frame for strength * Requires power steering rack * Stock spindles will drop ride height 2-1/2" - 3 inches * Will work with small block or big block Chevy engines * Not for use with air-ride front ends Note: Additional items may be needed to complete installation, including but not limited to tubular control arms, spindles, coilover springs/shocks, rack and pinion steering, tie rods, calipers, rotors, inner tie-rod extensions. Important: Lower control arms need to be level with the ground (with all the weight on the vehicle) for correct steering geometry.
( 1 )
$404.99
On Sale
Hurst Tunnel Patches
Custom laser-cut Hurst tunnel patches are used when installing an aftermarket transmission conversion into your classic car. These shifter tunnel floor panels are made from steel and pre-formed to fit your specific application.
( 10 )
$127.95
$115.15
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$499.95
OER Authorized V8 Engine Crossmembers
When converting from a 6-cylinder engine to a V8, extra crossmembers are a must. OER Authorized has designed these heavy-duty steel engine crossmembers to mount and support a V8 engine in early model hot rods or trucks. The 3-piece sets mount between the frame rails for a perfect fit. Order the model recommended to fit your application.
( 1 )
$92.99
QA1 Torque Arm Crossmembers
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
$249.95
On Sale
Hurst Transmission Crossmembers
Hurst transmission crossmembers are designed and fabricated from thick steel plate and heavy-gauge steel tubing for a perfect fit and finish. These bolt-in units are much stronger than the factory stock crossmembers and help maintain the correct transmission and driveshaft angles. Precision-cut and fully MIG-welded, they are given a durable black powdercoat finish to last a lifetime and give you peace of mind knowing you are buying the best for your transmission conversion. Trust the company that originally started out making conversion mounts back in 1958, Hurst Performance.
( 7 )
$473.95
$234.47
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$767.95
QA1 C10 Crossmember Retrofit Kits
Already have a QA1 coil-over conversion system on your C10? QA1 C10 crossmember retrofit kits add powered rack and pinion steering, offers 2 in. of additional drop range (up to 8 in. total), and saves an additional 70 lbs. of weight. These bolt-in upgrades improved drivability and steering feel while achieving the perfect stance. Choose the kit for your model year. Features and benefits: * Powered rack and pinion steering -- Provides quicker and tighter steering, plus increased steering angle when fitting larger wheels and tires and improve geometry for enhanced drivability. * Improved ground clearance -- The tubular design makes your under cab rails the truck's lowest point. Updated lower shock mounts add clearance and new upper shock mounts increase travel for a great ride and performance, even at lower ride heights * Compatible with existing QA1 coilover systems -- Easily swap out a few components on your existing QA1 shocks and control arms, allowing you to upgrade your truck in stages, starting with coilovers and control arms * Easy, bolt-in installation -- The crossmember comes powder coated and ready to install, no cutting or welding your frame. It easily locates the steering rack, and you can choose mounts (sold separately) for common engines.
( 1 )
$2,450.95
Caspers Electronics Camshaft Position Sensor Adapter Harnesses
Caspers Electronics camshaft position sensor adapter harnesses allow the cam sensor used on the front of a LS2 motor to be plugged into the LS1 cam sensor connection located at the back of the intake manifold. These harnesses are perfect for LS2 motor conversions—and are compatible with the PCM harness in LS1 Corvette and F-Body cars. They are fully plug-and-play with factory connector and sensor. The high-temperature nylon loom remains flexible, while not melting sitting on top of the motor.
( 7 )
$24.79
Scott Drake Transmission Crossmember Bars
Scott Drake transmission crossmember bars will make your conversion solid and safe. Dropping a T5 into your classic Mustang will definitely deliver more driving fun—and these bars are manufactured from strong steel to support your choice. Make the swap and enjoy dependable reinforcement with Scott Drake transmission crossmember bars installed.
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$199.95
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$212.95
Heidts Mustang II Crossmembers
Make your IFS stock upgrade a natural conversion with Heidts Mustang II crossmember kits. They are precut and pre-fitted, so you'll have no measuring, no grinding, no trimming, and no mistakes! Heidts crossmember kits are ready to install when you are. Main crossmembers are constructed from only two formed pieces for maximum strength with an accurate fit and feature the strong design of vertical inner uprights offering twice the weld area to keep your frame from twisting. Crossmembers and spring towers with built-in anti-dive are pre-welded to fit your frame and one-piece shock cups are TIG-welded in place. Kit components may vary by application, but most include all of the special, hard-to-make brackets and mounts that you need to complete the install. Heidts kits retain the original suspension to give you the correct design, correct camber action, and no bump steer! Everything is pretty much done but the installation--that, you'll have to do yourself! But never fear--Heidts Mustang II crossmembers include a step-by-step, fully-illustrated instruction book to walk you through your install.
( 8 )
$2,700.00
Summit Racing™ Dual-Exhaust 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.
( 593 )
$328.99
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$342.99
Whiteline Chassis Braces
Whiteline chassis braces upgrade your car's performance. Your stock brace is merely stamped lightweight steel, but Whiteline rear chassis braces are heavy-duty boxed steel reinforcements. The stiffeners are designed to assist in absorbing load and reducing the force on the panhard. Reduce stress and increase performance with the addition of Whiteline chassis braces. Order the model tailored for your vehicle application.
Not Yet Reviewed
$183.88
