Collection: UMI Performance

Muscle Car Suspension
UMI Performance
UMI Performance makes chassis and suspension parts for GM muscle car and classic platforms — A-Body, B-Body, F-Body (Camaro and Firebird), G-Body, H-Body, X-Body, W-Body, C10 trucks and S10/S15 — plus the 1979-2014 Ford Mustang, the 2015-and-newer Ford F-150, the Pontiac G8, the fifth- and sixth-generation Camaro and the Cadillac CTS-V. Most arms, bars and brackets are offered in a red or a black powder-coat finish.
Control ArmsK-MembersSway Bars
What We Carry from UMI Performance
Upper and lower control arms, A-arms, trailing arms and torque arms — boxed, tubular and adjustable
Panhard bars, traction bars, tie rod adjusters and bump steer kits
Tubular K-members, transmission crossmembers and subframe connectors
Front and rear sway bars, sway bar brackets and end links
Lowering springs, coilover conversion brackets, shocks and spring kits
Engine mounts, differential bushings, ball joints and driveshaft safety loops
Confirm your vehicle's body platform, engine and transmission before ordering. Each listing names the UMI part number and finish, and the Fits These Vehicles list on the product page gives the exact years and models.
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Vendor:UMI Performance
UMI Performance 2113-R Rear Sway Bar 22mm Tubular Red for 1982-2002 GM F-Body
✓ In Stock • Only 3 leftRegular price $ 259.99Regular price$ 285.99Sale price $ 259.99Sale -
Vendor:UMI Performance
UMI Performance 211213-R Front and Rear Sway Bar Kit Red for 1993-2002 GM F-Body
✓ In Stock • Only 2 leftRegular price $ 579.99Regular price$ 637.99Sale price $ 579.99Sale -
Vendor:UMI Performance
UMI Performance 211213-B Front and Rear Sway Bar Kit Black for 1993-2002 F-Body
✕ Out of StockRegular price $ 579.99Regular price$ 637.99Sale price $ 579.99Sold out -
Vendor:UMI Performance
UMI Performance 2112-R Front Sway Bar 35mm Tubular Red for 1993-2002 GM F-Body
✓ In Stock • Only 1 leftRegular price $ 329.99Regular price$ 362.99Sale price $ 329.99Sale -
Vendor:UMI Performance
UMI Performance 2061R Lowering Springs Rear 1.5in Lowering for 1982-2002 F-Body
✓ In Stock • Only 2 leftRegular price $ 152.96Regular price$ 168.26Sale price $ 152.96Sale -
Vendor:UMI Performance
UMI Performance 2061F Lowering Springs Front 1.25in Lowering
✓ In Stock • Only 4 leftRegular price $ 171.33Regular price$ 188.47Sale price $ 171.33Sale -
Vendor:UMI Performance
UMI Performance 2061 Lowering Spring Kit 1.25in-1.5in Lowering
✓ In Stock • Only 3 leftRegular price $ 299.99Regular price$ 329.99Sale price $ 299.99Sale -
Vendor:UMI Performance
UMI Performance 2040-R Spherical Caster/Camber Plates Red for 1982-1992 F-Body
✓ In Stock • Only 2 leftRegular price $ 259.99Regular price$ 285.99Sale price $ 259.99Sale -
Vendor:UMI Performance
UMI Performance 2040-B Spherical Caster/Camber Plates Black for 1982-1992 F-Body
✓ In Stock • Only 2 leftRegular price $ 259.99Regular price$ 285.99Sale price $ 259.99Sale -
Vendor:UMI Performance
UMI Performance 2029-R On-Car Adjustable Panhard Bar Polyurethane Bushings Red
✓ In Stock • Only 2 leftRegular price $ 152.96Regular price$ 168.26Sale price $ 152.96Sale -
Vendor:UMI Performance
UMI Performance 2029-B On-Car Adjustable Panhard Bar Polyurethane Bushings Black
✕ Out of StockRegular price $ 152.96Regular price$ 168.26Sale price $ 152.96Sold out -
Vendor:UMI Performance
UMI Performance 2024-R Panhard Bar Relocation Kit Red for 1982-2002 GM F-Body
✕ Out of StockRegular price $ 189.99Regular price$ 208.99Sale price $ 189.99Sold out -
Vendor:UMI Performance
UMI Performance 201529-R Lower Control Arm and Panhard Bar Kit Red
✓ In Stock • Only 1 leftRegular price $ 239.99Regular price$ 263.99Sale price $ 239.99Sale -
Vendor:UMI Performance
UMI Performance 201520-R Lower Control Arms Panhard Bar Red for 1982-2002 F-Body
✓ In Stock • Only 1 leftRegular price $ 189.99Regular price$ 208.99Sale price $ 189.99Sale -
Vendor:UMI Performance
UMI Performance 201520-B Lower Control Arms Non-Adjustable Panhard Bar Black
✓ In Stock • Only 3 leftRegular price $ 189.99Regular price$ 208.99Sale price $ 189.99Sale -
Vendor:UMI Performance
UMI Performance 2015-R Lower Control Arms Red for 1982-2002 GM F-Body
✓ In Stock • Only 1 leftRegular price $ 107.01Regular price$ 117.72Sale price $ 107.01Sale