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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.
( 585 )
$323.99
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$394.99
QA1 Mopar K-members are direct bolt-ins for Chrysler, Dodge, and Plymouth vehicles. They are manufactured from quality materials and are engineered for maximizing strength. The K-members feature motor mount attachment points to accept factory and aftermarket motor mounts, and their tubular design also allows for increased header clearance.
( 28 )
$861.95
Ridetech subframe connectors add rigidity to your vintage vehicle's chassis and improve performance by reducing chassis flex. Modern tires and aftermarket suspension components are pushing the limits of OEM chassis designs. Ridetech's subframe connectors offer simple bolt-on reinforcement to significantly increase the performance of the chassis and dramatically transform the handling and ride quality. Connectors are fabricated from 1.5 in. x 3 in. x .125 wall steel for high strength, then bathed in a durable powdercoat finish for long-lasting, high-quality appearance. Order the pair recommended for your muscle car application.
( 12 )
$695.00
The more improvements you do to the vehicle, the more demands are put on the body. These Global West subframe connectors provide additional support to increase the integrity of the chassis. They are a must for any performance application. They're built out of round 1 5/8 in. x .125 in. wall roll cage tubing. The construction attaches to the factory support rails located directly under the front seats. The rear portion of the subframe attaches to the rear leaf spring mount and frame rail. Additional gussets are included in the kit, which add support to the rear spring mount. Welding is required for installation.
( 97 )
$350.75
Speedtech Performance USA frame brace kits prevent the sloppy, unpredictable feel of a weak body frame. You can increase rigidity by linking these braces to the strong structural undersides of your chassis. The braces are constructed from 1.5 in. DOM steel tubing that's computer designed, machined, and CNC-bent for consistent fitment. Speedtech Performance brace kits offer the reinforcement your race chassis demands.
( 10 )
$1,399.00
Hotchkis Sport Suspension weld-on subframe connectors strengthen the chassis of your unibody to increase cornering and straight line performance. They're engineered to provide maximum ground clearance, while reducing annoying rattles and squeaks.
( 51 )
$399.99
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$611.99
Alston Racing bolt-on subframe connectors are carefully formed to fit the contour of your vehicle's stock unit body floor. No cutting or welding is required for installation, allowing you to retain your stock exhaust, fuel, and brake lines. In about four hours, you can preserve the consistency and performance of your uni-body chassis. Additional features of Alston Racing bolt-on subframe connectors include: * Easy installation * Complete with Grade 8 hardware and instructions * Powdercoated to ensure long life and good looks * Can also be welded in
( 24 )
$297.00
Competition Engineering formed rear frame rails adds some beef to your suspension. The "chassis people" have designed and manufactured these to replace the stock sheet metal rear rails in your subframe equipped car. CE's rails are mandrel-formed 2 in. x 3 in. x .083 in. wall mild steel tube that will increase the chassis strength for quicker vehicle reaction times. Plus, they have been engineered to move the leaf springs and frame rails inboard to provide additional tire clearance. Strengthen your suspension to put more power to the pavement utilizing a pair of Competition Engineering formed rear frame rails. Additional information: * Designed to fit stock floor contours with minor fabrication * Requires use of a fuel cell, rear fenderwells and an upper shock crossmember * Use with Competition Engineering weld-in subframe connectors * Two rails and hardware per kit
( 16 )
$416.99
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$431.99
If you're going racing and have a hi-po engine in your unibody car, you might end up losing traction or twisting the body. What you need is extra support, and Competition Engineering subframe connectors give you that. Constructed of mild steel tubing, these connectors include all hardware and instructions.
( 161 )
$245.99
Auto Metal Direct torsion bar crossmembers feature the same metal thickness and contours as OEM--and the area holding the torsion bars will accept stock size bars, as well. These replacement panels span from side to side, offering integral support to your vehicle's chassis. The crossmembers are manufactured from durable steel and then EDP-coated for maximum protection.
( 10 )
$279.99
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$329.99
Reduce overall chassis flex on your musclecar with the addition of Heidts subframe connectors. They will improve your chassis's integrity and provide a solid foundation for the rest of your performance enhancements. Don't let your musclecar get out of shape. Keep it solid and fit for the winding road ahead with Heidts subframe connectors.
( 7 )
$322.00
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
Turn to the pros at Auto Metal Direct to provide the best OEM replacement parts on the market. Their rear frame rails are made from quality, heavy-gauge steel with a long-lasting, durable black powdercoated or EDP finish. Each piece is built to original OE specs and has been test-fitted by the restoration technicians at Auto Metal Direct. The frame rails are available in a variety of configurations for fitment on many classic vehicles. Order the model needed for your application.
( 14 )
$299.99
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$434.99
Auto Metal Direct makes heavy-gauge steel rails designed to fit perfect and weld-in easily since they are superior reproductions of the factory original. Frame rails can become weakened by rust, attempts at pushing or towing, or damaged due to an accident, which can adversely affect other chassis components and make your vehicle unsafe to drive. Don't compromise your vehicle—or safety—with cheap replacement parts. For quality parts and components that you need for your classic vehicle, trust the pros at AMD.
( 3 )
$574.99
Sherman frame rails are designed to replace missing, damaged, or rusted-out factory frame rails. They are manufactured from high-quality, high-strength steel for longevity and durability.
( 3 )
$379.99
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$386.99
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