This Part Fits:

This Part Fits:

This Part Fits:

Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borderline of junk, bushing deflection and rusting weak stamped material add for traction loss and poor handling ability. Our tubular control arms are designed to give you the best of both worlds, whether your car is a weekend cruiser or a weekend track addict we got you covered. The included high quality polyurethane bushings are an excellent improvement over OEM rubber bushings, while adding ride improvements they also work excellent to reduce traction loss. These control arms are a direct bolt-on replacement designed to minimize wheel hop, improve cornering and help track consistency. Lower control arms are supplied with sway bar mounting holes designed for your stock sway bar and most aftermarket bars. Features - Built using 1.625" OD x 0.120" DOM Mild Steel Tubing - CNC Machined for Precision Tolerances and Accuracy - Fully TIG and MIG Welded Construction - On-Car Grease able high quality Bushings with Grease Fittings - Durable Long Lasting Powder Coat finish Installation: Installs in 2 hours using OEM hardware. All installation instructions included.

• High Quality Polyurethane Bushings with Grease Fittings
• Built with 1.625" OD x 0.120" DOM Mild Steel Tubing
• Compatible with Stock and Aftermarket Sway Bars
• CNC Machined for Precision Tolerances
• Fully TIG and MIG Welded Construction
• Durable Powder Coat Finish
• Direct Bolt-On Replacement
• Improves Corning Abilities
• Minimizes Wheel Hop

This Part Fits:

Rear lower control arms are a necessary upgrade for any General Motors A-Body vehicle. Our control arms are designed to replace the weak and rusted factory arms, providing increased strength and rigidity. Made from strong DOM steel tubing, these direct bolt-on replacements help reduce wheel hop and improve cornering, leading to better track consistency. They feature CNC machined mild steel tubing, fully TIG welded construction, greaseable polyurethane bushings, and zerk grease fittings for optimal performance.

• 1.500" OD x 0.120" DOM mild steel tubing
• Greaseable High Quality fluted bushings
• Durable powder coat finish
• Reinforced sway bar holes
• Easy bolt-on installation
• Fully TIG welded
• CNC machined

This Part Fits:

Rear lower control arms are a necessary upgrade for any General Motors A-Body vehicle. Our control arms are designed to replace the weak and rusted factory arms, providing increased strength and rigidity. Made from strong DOM steel tubing, these direct bolt-on replacements help reduce wheel hop and improve cornering, leading to better track consistency. They feature CNC machined mild steel tubing, fully TIG welded construction, greaseable polyurethane bushings, and zerk grease fittings for optimal performance.

• 1.500" OD x 0.120" DOM mild steel tubing
• Greaseable High Quality fluted bushings
• Durable powder coat finish
• Reinforced sway bar holes
• Easy bolt-on installation
• Fully TIG welded
• CNC machined

This Part Fits:

This Part Fits:

This Part Fits:

This Part Fits:

This Part Fits:

This Part Fits:

This beefy 1” solid rear sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. Our sway bar is manufactured from 1” solid high carbon steel, heat treated and formed as one piece to ensure maximum strength and performance. Rear sway bar includes all new Grade 8 hardware to complete the installation. This item will work with the factory control arms that feature factory sway bar holes and the UMI Performance lower control arms, part # 3655. NOTE: The 3665 is intended for use only on stock GM axle housings. Interferes with Ford 9".

This Part Fits:

This Part Fits:

UMI Performance extended length control arms are designed to center the rear wheels of the Impala SS correctly within the wheel well. These control arms feature a 5/8” extension with added adjustment capabilities for precise centering of the rear end. Users can further adjust the length of the control arms by an additional ¼” beyond the initial extension. Made from 1.500” DOM tubing and fully TIG welded for maximum strength, these control arms also provide provisions for attaching a stock or aftermarket sway bar. The sway bar holes are reinforced with a 0.120” steel sleeve that is TIG welded and sanded in place. A billet aluminum spacer is used to attach the sway bar to the control arms in the factory location. Please note that depending on ride height variations, a longer driveshaft may be necessary when using these extended length control arms. This control arm setup is compatible with UMI Performance weld-in relocation brackets, part #3610. Rotating the sway bar spacer block on top of the control arms allows the relocation brackets to be used while reinstalling the sway bar. Installation typically takes 1-2 hours using OEM hardware. Installation instructions and new 10.9 grade sway bar hardware are included, with additional mounting hardware available for purchase if needed. These control arms are constructed from 0.120 wall thickness DOM steel tubing, CNC machined for precise tolerances, and come fully assembled with greaseable bushings. They feature 4140 Chrome moly threaded tube adapters and bushing threads, as well as a durable glossy powder coat finish for long-lasting durability.

• Compatible with UMI Performance relocation brackets
• Reinforced sway bar holes with 0.120" steel sleeve
• Additional 1/4" adjustment for rear end centering
• Billet aluminum spacer for sway bar attachment
• Easy 1-2 hour installation with OEM hardware
• Provisions for stock or aftermarket sway bar
• Includes new 10.9 grade sway bar hardware
• 4140 Chrome moly threaded tube adapters
• Extended 5/8" length control arms
• Durable glossy powder coat finish
• Fully TIG welded for strength
• Built from 1.500" DOM tubing
• High Quality bushings

This Part Fits:

UMI Performance extended length control arms are designed to center the rear wheels of the Impala SS correctly within the wheel well. These control arms feature a 5/8” extension with added adjustment capabilities for precise centering of the rear end. Users can further adjust the length of the control arms by an additional ¼” beyond the initial extension. Made from 1.500” DOM tubing and fully TIG welded for maximum strength, these control arms also provide provisions for attaching a stock or aftermarket sway bar. The sway bar holes are reinforced with a 0.120” steel sleeve that is TIG welded and sanded in place. A billet aluminum spacer is used to attach the sway bar to the control arms in the factory location. Please note that depending on ride height variations, a longer driveshaft may be necessary when using these extended length control arms. This control arm setup is compatible with UMI Performance weld-in relocation brackets, part #3610. Rotating the sway bar spacer block on top of the control arms allows the relocation brackets to be used while reinstalling the sway bar. Installation typically takes 1-2 hours using OEM hardware. Installation instructions and new 10.9 grade sway bar hardware are included, with additional mounting hardware available for purchase if needed. These control arms are constructed from 0.120 wall thickness DOM steel tubing, CNC machined for precise tolerances, and come fully assembled with greaseable bushings. They feature 4140 Chrome moly threaded tube adapters and bushing threads, as well as a durable glossy powder coat finish for long-lasting durability.

• Compatible with UMI Performance relocation brackets
• Reinforced sway bar holes with 0.120" steel sleeve
• Additional 1/4" adjustment for rear end centering
• Billet aluminum spacer for sway bar attachment
• Easy 1-2 hour installation with OEM hardware
• Provisions for stock or aftermarket sway bar
• Includes new 10.9 grade sway bar hardware
• 4140 Chrome moly threaded tube adapters
• Extended 5/8" length control arms
• Durable glossy powder coat finish
• Fully TIG welded for strength
• Built from 1.500" DOM tubing
• High Quality bushings

This Part Fits:

Introducing UMI's Cutting-Edge Modular Crossmember System: The Ultimate Transmission Mounting Solution for Your 1978-1988 GM G-Body Transform your GM G-body with UMI's state-of-the-art modular crossmember system, designed to deliver precision, performance, and versatility. Engineered with a laser-cut tab and slot design, this innovative solution offers multiple mounting locations, enabling you to fine-tune your driveline angle effortlessly. Our brace designs provides plenty of space for large diameter dual exhausts, ensuring seamless installation and optimal functionality. Whether you're upgrading or maintaining your vehicle, our system accommodates various transmission models with ease. Total Brace Weight: 22 lbs.

• CNC machined billet aluminum spacer included for 1978-1981 frames
• 5 position CNC machined billet aluminum transmission mount
• Two transmission bushing mount options (sold separately)
• Laser cut tab and slot design is lightweight and strong
• Large cutouts to fit oversized dual exhaust systems

This Part Fits:

This Part Fits:

This Part Fits:

This Part Fits:

UMI’s bolt-in rear coilover bracket kit is a complete mounting solution for your Quick Performance axle in your 1978-1988 GM G-Body. This bracket features a multi-position design to allow further fine tuning of ride height and shock location (±¾”). In addition to shock location adjustability, the UMI 3054 features five positions of trailing arm location adjustment to match the Quick Performance adjustable lower control arm brackets. Minor drilling is required.

• Brackets manufactured entirely from 3/16” Made In USA mild steel
• 100% Bolt in design features shock height adjustability
• Designed for Quick Performance 5 hole adjustable mounts
• Fits Quick Performance Ford 9" based rear housings ONLY
• ½” x 1-¼” mount fits most standard racing shocks
• Upper T-bar reinforcement tab and hardware included
• Powder coated black for a long lasting finish
• Laser cut for consistency and a precise fit
• Works great with UMI 3055 shock tower brace
• 100% Made In USA of USA materials

This Part Fits:

This Part Fits:

This Part Fits: