Availability
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 )
$934.96
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$1,454.96
Speedtech Performance USA Pro Touring 1967-69 F-body complete front subframes are designed as bolt-in packages that will elevate your first generation F-body to an entirely new level of performance. They include a specially matched, high-clearance tubular control arm front suspension; double-adjustable coilover shocks; and power steering rack and pinion for the optimum in handling performance and daily drivability. These suspension packages are available for a variety of classic muscle cars from the 1960s. Additional features: * Strong box-type, laser-cut and JIG-welded construction * Reduced weight over factory frames * Factory-alignment holes offer ease of aligning frame to body * Guldstrand mod geometry already built-in * Upper control arm mounts feature additional camber curve adjustability * Increased header and exhaust clearance * Fully adjustable rear crossmember fits all GM transmissions, as well as T-56 and TKO * Built-in tow/tie-down hooks eliminate strapping around painted frames * Accepts most aftermarket suspension components which fit a factory frame--and that clear coilover shocks * Heat-treated tubular 1 1/4 in. sway bar kit * Power rack and pinion unit with steering arms * QA1 double adjustable coilover shocks with thrust washers and adjusting wrench included; allows for 2 1/2 in. of ride height adjustment * Mounting hardware, instructions, and custom alignment specs
( 1 )
$7,211.36
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$7,452.00
Speedtech Performance USA torque arm rear suspensions dramatically improve performance handling and everyday drive quality of your leaf spring car. Unique in their design, the suspensions virtually eliminate the inherent change in geometry and possible traction issues commonly associated with leaf spring and 3- or 4-link type systems. Relatively easy to install and reasonably priced, they're perfect rear suspension upgrades to a well-matched performance front suspension. Speedtech Performance USA torque arm rear suspension facts and features: * Adjustable ride height, roll center, pinion angle, instant center, and wheelbase * Articulate lower control arms aid in eliminating suspension bind * Panhard bar mounting system accurately locates rear axle and allows for instant center adjustability * Delrin bushings eliminate the flex of rubber and squeak of poly bushings * QA1 double adjustable coil-over shocks with thrust washers * Coilover shocks allow 2 1/2 in. of ride height adjustment * Available for 9 in. Ford, 12-bolt and 10-bolt GM differentials * Optional complete rear axle with all brackets installed
Not Yet Reviewed
$3,430.96
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$3,692.63
Speedtech Road Assault suspension packages offer Pro Touring with a twist. You ask, "What about body roll control?" These kits are the perfect choice for those of you who haven't yet dialed-in your sway bar. Speedtech took their Pro Touring kit and added their custom, lightweight computer-bent tubular sway bar to tie everything together and make your project exciting! The bars are powdercoated black and include polyurethane bushings. With a Speedtech Road Assault suspension package, you'll experience better geometry, more tunability, and ride height adjustability—plus the ability to control the roll! Order the model recommended for your vehicle.
( 3 )
$2,834.78
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$2,855.58
Upgrade your front suspension with the Speedtech Performance USA ExtReme subframe featuring forged spindles. These packages are designed to handle all driving conditions with ease—ideal for daily driving, autocross, and track days. The box welded construction and tabbed through frame gusseting provide added torsional rigidity, while the fully adjustable wheel alignment and corrected Ackerman for better grip during cornering facilitate a customizable driving experience. The kit includes custom designed upper and lower control arms, a durable Sweet Mfg. dual power rack and pinion steering, QA1 custom valved single adjustable coilover shocks, and a splined front sway bar with spring rate options. The exclusive ExtReme forged spindles offer optimized geometry and improved KPI/SAI angles, providing increased tire grip and a more precise driving experience. Order the front suspension package recommended for your vehicle. ExtReme Front Subframe Includes: * Full ExtReme subframe * Custom designed upper and lower control arms with high clearance to accommodate wide wheels * Durable Sweet Mfg. dual power rack and pinion steering * QA1 custom valved single adjustable coil over shocks, spring rates of your choice included * Tuned, adjustable, splined front sway bar with spring rate options for street, pro-touring/auto cross and road course * Exclusive ExtReme forged spindles with C7 hubs and maintenance free sealed bearing * Fully adjustable transmission crossmember that will accommodate all engine and transmission combinations ExtReme Front Subframe Features and Benefits: * Boxed construction welded with tabbed through frame and crossmembers for added torsion rigidity * Speedtech Performance chassis and subframes come exclusively with forged 7075 aluminum ExtReme spindles * 78 percent motion ratio for faster shock response and more precise control * Increased shock length providing more suspension travel * Virtually zero bump steer, .005" over the full travel of the system * 30 +/- 3 degree of steering angle * Exclusive system provides optimum Ackerman for up to 20 percent more inside tire grip when cornering * Industry exclusive optimized roll center for low, mid and high travel * 3-piece chromoly tubular splined sway bar standard, optional spring rates * Excellent system for street, autocross and track days * Ride heights to meet your vision for styling the car exactly the way you want it * Accommodates greater than 315/30/18 tire with full steering ExtReme Forged Spindle Features: * Forged from 7075 aircraft-grade aluminum * Optimized geometry unmatched in any other Corvette style spindle * Significantly improved KPI/SAI angle * Requires less caster to achieve maximum tire contact patch * Significantly reduced scrub radius * Billet steering arm provides increased Ackerman angle * Achieves optimum tire slip-angles, increasing front tire grip * Maintains optimum tire grip with less backspaced wheels * Brake caliper bolt pattern is direct carryover from Corvette C5 and C6, opening up many options * Comes standard with a maintenance-free factory GM Corvette C7 hub and sealed bearing * From parking lots to tracks, it simply drives and turns better
Not Yet Reviewed
$8,998.51
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$9,968.00
Speedtech's Grand Touring suspension packages deliver complete front and rear suspension at an amazing value. These complete packages feature the re-engineered geometry of their front tubular control arms and custom front tubular sway bar; plus, their torque arm rear suspension and double-adjustable true coilover shocks for front and rear. Finally a kit what will vastly improve your car's handling with a price tag you can afford—Speedtech Performance USA Grand Touring suspension packages, available for a variety of muscle car applications from the 1960s.
Not Yet Reviewed
$6,731.25
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$6,762.45
Speedtech Performance USA LS ExtReme headers are made from 304 stainless steel with big tube .065 wall CNC mandrel-bent primary tubes that fit perfectly without requiring dimpling for steering linkage, engine component, or frame rail clearance. Their long tube design provides awesome low-end torque and street performance with excellent mid and higher rpm horsepower. Add to that fantastic ground clearance that's perfect for lowered Pro-Touring type cars and you've got a great combination. Features: * Custom designed for high-clearance in Speedtech ExtReme subframes * Long tube design with extra ground clearance * Ribbed flange adds greater strength while reducing heat induced warpage * Stainless investment cast initial bend allows high-flow tighter radiuses * Mandrel bent 1 7/8 in. stainless .065 wall tubes * Cometic MLS gaskets and bolts included * Slip-fit collectors
Not Yet Reviewed
$2,078.96
Speedtech Performance USA rear suspension systems utilize Articulate technology on the upper and lower trailing arms to rotate laterally while the suspension travels through its normal range of motion. This greatly reduces bind and maintains better geometric curves. Delrin bushings throughout eliminate the flex of rubber and squeak of urethane. Speedtech's chassis-mount adjustable sway bar allows the bar to work at its full potential. With the available added feature of a bolt-in true coilover shock conversion, you'll be able to tune your suspension to reach its max performance! The base rear suspension systems include Articulate adjustable no-bind upper and lower trailing arms, Delrin bushings, adjustable 1 in. tubular rear sway bar, Grade 8 hardware, and instructions. They feature QA1 double adjustable coilover shocks, allowing for 19 setting positions for both compression and rebound settings—that's a total of 361 different valving combinations! Precision-machined PTFE/bronze-wrapped pistons on 5/8 in. hard chrome plated rods are encased in clear anodized, lightweight aluminum housings. Left-hand threads avoid shock separation when adjusting your ride height. Speedtech systems are available for a variety of vehicle applications from the 1960s and '70s.
Not Yet Reviewed
$2,713.10
Speedtech Performance USA tubular control arm packages provide a pair or lower and upper arms for your vehicle. Each arm is CAD designed and constructed from CNC mandrel-bent DOM tubing. All plate components are laser-cut and CNC-formed for exact tolerances, TIG-welded to the tubing, and then the assemblies are powdercoated gloss black. Speedtech tubular upper arms are assembled with strong and corrosion-free 304 stainless steel cross shafts, featuring a special offset machining process that allows two different base camber settings during alignment. Performance ball joints featuring forged housings, full spherical pins and CV-style dust boots are then installed and custom free-moving spherical bearing-mount sway bar end links wrap up the lower arms. Select the control arm package designed for your vehicle. Both upper and lowers receive: * Non-wearing greasable Delrin® bushings * Urethane bump stops * Grade 8 hardware Construction: * Upper arms are 1.25 in. diameter .120 wall tubing * Lower arms are 1.50 in. diameter .156 wall tubing
Not Yet Reviewed
$1,502.80
Speedtech Performance USA ExtReme torque arm suspension kits are comprehensive solutions engineered for top performance and modern comfort. Each kit provides an extensive list of features that provide the adjustability and strength required for superior up-to-date performance and handling. To attain a world class driving experience from your classic, add a Speedtech ExtReme torque arm rear suspension kit. Select the kit designed for your vehicle. Kit components may vary by vehicle. Typically included: * Complete rear suspension kit * Speedtech Performance torque arm * Upper crossmember * Torque arm receiver crossmember * Single adjustable shocks valved for Speedtech Performance * Ford-style 9 in. axle housing and 31-spline axles Features: * Trailing arms mounted with Delrin bushings * Crossmember with torque arm receiver and frame connector bars * Adjustable roll center via panhard bar * Adjustable ride height * Adjustable pinion angle * Adjustable coilovers with springs * Accommodates stock fuel tank
Not Yet Reviewed
$4,279.64
Speedtech Performance USA offers pre-bent brake line kits for a variety of vehicles equipped with the Track Time suspension package. These replacement or upgrade kits contain labeled steel brake lines, straight and 90 degree bulkheads, bulkhead fittings, union, clamps, brackets, and front and rear flex lines. Order the Track Time brake line kit recommended for your car.
Not Yet Reviewed
$1,038.96
Speedtech Track Time suspension packages make your vehicle better than great. You want your car to handle like a race car, but still drive comfortably down the street. Track Time kits combine custom-tailored components for your specific vehicle that will radically increase performance—while delivering a ride quality that even your grandma would appreciate. Depending on your vehicle, Speedtech uses parts of their Pro Touring subframe, Street Fighter, or Road Assault systems and combines them with their rear torque arms or their Articulate conversions, plus other parts to create Track Time suspension that's ready for the race, yet rolls easy down the highway—what more could you ask for?
Not Yet Reviewed
$5,858.84
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$12,856.06
Speedtech Performance USA offers Pro Touring suspension packages for the ultimate road and track suspension setup. The kit components are direct replacement for your old and worn-out control arms and greatly improve suspension geometry. The control arms are stronger than the factory control arms and provide 4-degrees additional built-in positive caster, which improves your vehicle's handling ability. The QA1 double adjustable coil-over shocks provide the ability for fine tuning the vehicle's ride height, as well as bounce and rebound rates. The Speedtech Pro Touring suspension kits are the best choice for the true performance minded that want their car to handle superbly yet still be an enjoyable to drive. Order the suspension kit designed to fit your application needs. Additional features and benefits: * All parts are a direct bolt-in, no frame modification necessary * Speedtech tubular control arms offer corrected geometry, performance components, and have less unsprung weight * Standard QA1 double adjustable shock system provides ease of installation with coilover style ride height control * Coilover shocks allow for ride height adjustment * Simple external double dial design allows individual compression/ rebound adjustability
( 1 )
$2,471.82
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