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UMI Performance sway bars are designed to reduce body roll and understeer and increase cornering capabilities, resulting in a more balanced suspension. The front sway bar is more rigid than the factory model and comes complete with new polyurethane end links and greaseable sway bar bushings. The rear sway bar is supplied with new Grade 8 mounting hardware and locknuts. UMI Performance sway bars are manufactured from 4140 chromoly steel—and formed as one piece to ensure maximum strength and performance. Each rear sway bar is heat-treated and heat-formed to maintain longer memory than a cold bent bar, while the front sway bar is CNC-bent for a precise and accurate fit every time. Order the kit recommended for your vehicle.
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$579.99
$521.99
On Sale
UMI Performance offers anti-roll bars for a variety of applications, including many Chevy Camaro and Pontiac Firebird models from the 1980s, '90s, and early 2000s. These race-inspired F-Body splined rear sway bars feature cutting-edge design and performance. Offering true and consistent rates ideal for fine-tuning rear anti-roll dynamics, providing a significant advantage for autocross or track car setups. Constructed with heavy-duty alloy steel, the splined bar is housed in a robust 4130 chromoly tube and equipped with bind-free Delrin© bushings. The premium design includes 6160 billet aluminum adjusters with high-quality rod ends, paired with 5-position billet aluminum mounting arms, making this the ideal high-end rear sway bar solution for your F-body. Product details: * Precision, professional style splined torsion bar * 5-way adjustable billet aluminum arms * Heavy-duty tube mount with smooth Delrin© bushings * Includes 2.75 in. and 3 in. U-bolts * Works with aftermarket rear-ends without back brace * Race-proven * Sway bars available in black or red
Not Yet Reviewed
$649.99
$584.99
On Sale
UMI Performance GM F-Body leaf spring traction bars work to improve forward traction and reduce or eliminate wheel hop. These traction bars bolt to UMI leafs or factory leafs with no modification. Dramatically improve performance without cutting, welding. or back-halfing your car. The kits are paired with UMI 2624 front mount to further enhance performance and traction. The 2624 mount includes the popular "Herb Adams mod" to improve instant center location. The traction bars are available in a red or black powdercoat. Features and benefits: * Enhanced forward traction and less leaf spring wrap * Reduce or eliminate wheel hop * Delrin bushings provide low friction movement * Includes fabricated front mount with "Herb Adams mod" relocation * Heavy-duty fabricated mount replaces factory leaf spring plate that are commonly bent * Traction bar mount welded directly to plate versus bolt-on * Adjustable bar length to tune ride quality vs. response * Works great for road race, autocross, and drag racing * Race-proven performance
Not Yet Reviewed
$779.99
$701.99
On Sale
Are you looking to reduce body roll and under steer and increase corning capabilities, resulting in a more balanced suspension and a better handling vehicle? UMI performance Ford Mustang front and rear sway bar kits are supplied with a lightweight, hollow 35mm adjustable front sway bar and a solid 22mm rear sway bar. The included front and rear sway bars are CNC-bent and formed as one piece to ensure maximum strength and performance. Each kit includes new greasable bushings with clamshells and billet aluminum end links for the rear sway bar. Installation is 100 percent bolt-in and can be completed in only a few hours.
Not Yet Reviewed
$599.99
$539.99
On Sale
UMI Performance rear control arms and sway bar kits are direct bolt-on replacements designed to minimize wheel hop and improve cornering and track consistency, while lowering ETs. They include upper and lower control arms, adjustable frame braces, bushings, rear sway bar, and Grade 8 mounting hardware. Choose the powdercoat finish you prefer.
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$799.99
$719.99
On Sale
UMI Performance Rear control arms and panhard bars are direct bolt-on replacements designed to minimize wheel hop and improve cornering and track consistency, while lowering ETs. The control arms are constructed from a DOM mild steel tubing 1.375 in. o.d. x 0.095 in. wall and are completely CNC-machined and fully TIG-welded for outstanding strength. The adjustable models feature spherical rod ends that allow for "bind-free" operation, making them great upgrades for both your track and autocross-driven vehicles. The Roto-Joint equipped models are designed to work like a spherical rod end while maintaining the qualities of a softer bushing. Roto-Joints feature a 4140 chromoly ball that rotates in a Delrin race. Additional features include: * Control arms are 1.375 in. x 0.095 in. mild steel tubing * 4130 chromoly threaded tube adapter (adjustable models only) * 3/4 in. hard chrome plated PTFE/KEVLAR® self-lubricating race rod end * TIG-welded construction * CNC-machined 6061 aluminum step bushings with zinc plated steel sleeves (where applicable) * Polyurethane greasable bushings * On car grease fittings (except rod ends) * Use OEM hardware
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$599.99
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$749.99
$539.99
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$674.99
On Sale
A lightweight setup capable of handling everyday street abuse! UMI Performance front non-adjustable lower A-arms remove 5 1/2 lbs. from of the front of your vehicle, while adding increased ride quality and reducing bushing deflection. These suspension control arms are supplied with new greaseable ball joints installed, polyurethane or Delrin® bushings, and sway bar mounting provisions. The A-arm replacements are fabricated using 1.250 in. drawn-over-mandrel tubing and CNC-machined ball joint holders. They feature both MIG and TIG welding for the utmost in product strength. Order the pair recommended for your vehicle. Additional features: * 1.250 in. x 0.120 in. mild steel tubing * Shock mounts are CNC-machined from 0.188 in. steel plate * Supplied fully assembled and ready to install * Durable black or red powdercoat finish * Use OEM hardware
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$669.99
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$799.99
$602.99
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$719.99
On Sale
UMI Performance rear double adjustable upper and lower control arms are the most important things when tuning in your street car's suspension. UMI Performance rear double adjustable upper control arm mounting points feature CNC-machined 0.250 in. mild steel, 4140 chromoly tube adapters, and a high-strength, 4140 chromoly, heat-treated, 1.000 in. solid adjuster. UMI Performance rear lower control arms feature TIG-welded fabrication, reinforced sway bar holes, and PTFE-lined spherical rod ends. The construction of the lower control arms features 0.120 in. x 1.500 in. mild steel DOM tubing. Each end utilizes threaded tube adapters that are CNC-machined from 4140 chromoly to ensure overall strength and improved thread durability. Additional features include: * On-car adjustability * 3/4 in. hard chrome plated PTFE/KEVLAR® self-lubricating race rod ends * Precision CNC-machined and fully welded * CNC-machined 6061 aluminum step bushings * Durable powdercoated finish
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$619.99
$557.99
On Sale
UMI Performance rear non-adjustable upper and lower control arms are designed to give you the best of both worlds. Whether you're a weekend cruiser or a weekend track addict, we've got you covered. While adding ride improvements, they also work great for reducing traction loss. These control arms are direct bolt-on replacements designed to minimize wheel hop, improve cornering, and help with track consistency. The lower control arms are supplied with sway bar mounting holes designed for your stock sway bar and most aftermarket bars. Additional features include: * Built using 1.625 in. o.d. x 0.120 in. mild steel tubing * CNC-machined for precision tolerances and accuracy * Fully TIG and MIG-welded construction * Durable powdercoated finish
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$799.99
$719.99
On Sale
UMI's 2nd Generation F-body lower A-arms are perfect for the F-body enthusiast seeking to improve the performance and appearance of their front suspension. They feature caster relocation of the ball joint to enhance steering feel and improve high-speed stability. UMI Performance 1970-81 GM F-body front lower A-arm kits are built with heavy-duty spring buckets, premium ball joints, laser-cut reinforcement plates, double-shear sway bar end links, and either polyurethane or Delrin® bushings. Available with a red or black powdercoating, choose the color and bushings preferred. Additional features: * Ball joint relocation increases caster by 2 degrees for enhanced performance * 1.500 in. DOM steel tubing construction * Heavy-duty spring bucket accepts factory and aftermarket coil springs * Spring bucket is compatible with popular hybrid coils, such as Viking and QA1 * Laser-cut UMI reinforcement plates add a great appearance and excellent strength * High-quality greaseable polyurethane bushings and bump stops provide a crisp yet comfortable ride * Delrin® bushings enhance steering precision and reduce friction for all racing applications * Double shear, swivel-style sway bar mounts and hardware work with UMI's front sway bar and most other factory eyelet-style sway bars
Not Yet Reviewed
$729.99
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$789.99
$656.99
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$710.99
On Sale
UMI Corner Max front lower A-arms are designed from the ground up to be the best performing stock mount A-arm upgrade on the market. Strong yet lightweight, they feature a removable lower mounting system to permit spring or shock changes at the track without separating the ball joints. The ball joint cup is moved forward the proper amount to add up to 4 degrees caster potential—and is loaded with either high-quality Howe standard height or premium Howe +1/2 or +3/4 in. tall ball joints. The double shear coilover mount accepts race industry standard 1/2 in. rod end shocks, and comes with spacers for all popular models. Also included is a double shear sway bar mount and corresponding end link. Order the pair recommended for your vehicle. Product features: * Camber curve and roll center height are improved to yield incredible front-end grip * Coilover-only design saves weight over spring bucket versions * A-arms enhance steering feel and straight line stability * 1.500 in. DOM steel tubing construction * Includes Delrin® bushings for smooth suspension travel and decreased deflection
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$849.99
$764.99
On Sale
UMI Performance 1993-2002 GM F-body road race front lower A-arms kits will provide a rock-solid foundation for your road race, autocross, or corner carving 4th Gen. The front lower A-arms fully gusseted box tubing construction, while appearing robust, affords a five pound weight savings per set over factory lower A-arms. The tube adapters for mounting rod ends are crafted from 4140 CrMo steel to enhance thread durability and guarantee years of trouble-free use. These A-arms have double shear sway bar mount tabs with end link set and are designed to work with factory K-members, UMI K-members, and most aftermarket K-members. Product features: * Construction 0.120 in. wall mild steel box tubing * Available in durable red or black powdercoat finishes * 1/2 in. diameter x 1 1/4 in. width racing coilover mount * 5 lbs. lighter than factory A-arms * Double shear sway bar mount with end link set included * Pedestal mount fits DeCarbon, Koni, Bilstein and aftermarket GM T-bars * Nominal 2 degree caster increase potential * Double gusset design for flex-free operation * TIG-welded 4140 CrMo threaded tube adapters * Premium ball joints installed * Race quality high misalignment rod end on vertical mount * CNC machined ball joint cups, tubing radiuses and mounting plates * Lower A-arms use OEM hardware or UMI hardware kit that includes Grade 10.9 bolts, washers, and lock nuts
Not Yet Reviewed
$749.99
$674.99
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