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UMI Performance complete front-end kits offer improved handling and great value. These non-adjustable upper and lower A-arm kits not only save you dollars, but weight on your front-end, while adding strength, better ride quality, and reduced bushing deflection. Built from strong DOM tubing, the fully assembled and ready-to-install A-arms have CNC-machined upper and lower ball joint holders and 4140 chromoly cross shafts. UMI upper A-arms feature greaseable Delrin® bushings, and the lower A-arms are supplied with new lower ball joints installed, polyurethane bushings, and sway bar mounting provisions. These UMI kits are designed to work with factory springs and lowering springs mounted in the factory location. The A-arms are given a durable and brilliant powdercoat finish. Order the complete front-end kit designed to fit your vehicle.
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UMI Performance tubular K-members instantly remove 25 lbs. from the front of your vehicle, while maintaining strength for streetability and daily use. UMI Performance tubular K-members have been designed to handle everything from drag racing to daily driving and even autocross. Their dual tube center section adds increased strength over the competitors' designs, making them far superior and able to handle everyday stress and abuse. Additional front-end adjustment can also be achieved with these K-members. The lower A-arm slots feature a 1/2 in. adjustment built in and will work with the stock and any aftermarket A-arm setup. The front and rear A-arm slots also feature additional bracing to withstand hard side loads and extreme pressure. These tubular K-members also feature integrated motor mounts, eliminating the stock cast iron mounts for maximum weight savings. Additional features include: * Main center tube constructed from 1.500 in. x 0.120 in. seamless steel tubing * Additional cross braces use 1.250 in. x 0.120 in. seamless steel tubing * TIG and MIG-welded construction for superior strength * Front and rear A-arm mounts CNC-machined and fabricated from 0.188 in. thick steel * Rear A-arm mounts gusseted to withstand extreme side loads and pressure * Dual tube center section adds increased strength over any competitor's design * All mounting plates are CNC-machined to ensure hole-to-hole accuracy * Factory locator pins included for easy installation and exact fit * Completely fixture-welded to ensure factory fitment with no grinding or cutting
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On Sale
UMI Performance 1970-81 GM F-body front upper/lower A-arm kits are perfect for the F-body enthusiast seeking to improve the performance and appearance of their front suspension. These direct bolt-in kits feature caster relocation of both the upper and lower ball joints to enhance steering feel and improve high-speed stability. Features and benefits: * Spindle pin location remains unchanged, so fender clearance is like stock * Laser-cut UMI reinforcement plates add a great appearance and excellent strength * Chromoly offset cross shaft upper to reduce number of shims required * 5 to 7 degrees of total positive caster. 0 to 2 1/2 degrees of negative camber * Upper ball joint moved rearward to add 3 to 4 degrees caster potential * Lower ball joint relocated forward to increase caster 2 degrees which improves steering feel and straight line stability * Upper a-arm assembled with UMI-built Delrin® bushings for crisp steering response * Upper and lower a-arms built from USA-made DOM steel tubing * Heavy-duty spring bucket accepts factory and aftermarket coil springs * Spring bucket is compatible with popular hybrid coils, such as Viking and QA1 * High-quality polyurethane bushings and bump stops provide a crisp yet comfortable ride * Double shear swivel sway bar mounts and hardware work with UMI sway bars and most other factory eyelet-style sway bars * Available in red or gloss black powdercoat
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$1,329.99
$1,196.99
On Sale
UMI Performance 1993-2002 GM F-Body Road Race front upper/lower A-arm kits come with boxed lower and adjustable upper A-arms, providing a rock-solid foundation for your autocross, road race, or corner carving 4th Gen. The lower A-arms feature fully gusseted box tubing construction, and while appearing heavy-duty, afford a 5 lb. weight savings per set over factory lower A-arms. They have factory GM pedestal location and are compatible with factory, Koni, and other T-bar, stock mount shocks. Upper arms feature caster and camber adjustment with premium rod ends. Laser-cut ball joint pads feature improved ball joint angle and increased caster (up to additional 2 degrees--varies by chassis) for lowered cars and come assembled with premium ball joints. UMI's GM F-Body Road Race A-arm kits offer the most travel and clearance of any A-arm on the market and is a must for lowered vehicles. Features and benefits: * 0.120 in. wall mild steel box tubing * Double shear sway bar mount with end link set * Double gusset design for flex-free operation * Race-quality high-misalignment rod end on vertical mount * PTFE-lined, high-load capacity race rod ends equal less suspension friction * Uses balance of OEM hardware or use a new UMI hardware kit * Premium ball joints installed * Available with a durable red or black powdercoat * Kit designed to work with the factory K-member, UMI K-members, and virtually all stock mounting point aftermarket K-members
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$1,209.99
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On Sale
UMI Performance complete front adjustable upper and lower A-arms were built with this in mind--to offer the strongest manufactured item on the market, while adding great weight savings over the stock piece. UMI Performance complete front adjustable A-arms are built using strong DOM steel tubing, 0.188 in. CNC-machined shock mounts, Moog Problem Solver greasable ball joints, and QA1 XM Endura series rod ends. A-arms can be installed on the stock K-member or any aftermarket K-member. They are designed to reduce front-end weight, as well as "unsprung" weight, providing improved handling performance to the front of your vehicle. Additional features include: * 1.250 in. x 0.120 in. mild steel tubing * TIG-welded 4130 chromoly threaded tube adapters * 3/4 in. hard chrome plated PTFE/KEVLAR® self-lubricating race rod ends * CNC-machined ball joint cups * Grade 8 shock mounting hardware included * Durable powdercoated finish * Use OEM hardware
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$1,529.99
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