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 2326-R K-Member LT1 Road Race Version Red for 1993-1997 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 929.99Regular price$ 1,022.99Sale price $ 929.99Sale -
Vendor:UMI Performance
UMI Performance 2326-B K-Member LT1 Road Race Version Black for 1993-1997 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 929.99Regular price$ 1,022.99Sale price $ 929.99Sale -
Vendor:UMI Performance
UMI Performance 2325-R K-Member LT1 Red for 1993-1997 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 729.99Regular price$ 802.99Sale price $ 729.99Sale -
Vendor:UMI Performance
UMI Performance 2325-B K-Member LT1 Black for 1993-1997 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 729.99Regular price$ 802.99Sale price $ 729.99Sale -
Vendor:UMI Performance
UMI Performance 2324-R K-Member SBC/BBC Motor Mounts Road Race Red
✓ In Stock • Ships from manufacturerRegular price $ 929.99Regular price$ 1,022.99Sale price $ 929.99Sale -
Vendor:UMI Performance
UMI Performance 2324-B K-Member SBC/BBC Motor Mounts Road Race Black
✓ In Stock • Ships from manufacturerRegular price $ 929.99Regular price$ 1,022.99Sale price $ 929.99Sale -
Vendor:UMI Performance
UMI Performance 2322-B K-Member SBC/BBC Motor Mounts Black for 1993-2002 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 729.99Regular price$ 802.99Sale price $ 729.99Sale -
Vendor:UMI Performance
UMI Performance 2321-B K-Member LS1 Road Race Version Black for 1998-2002 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 929.99Regular price$ 1,022.99Sale price $ 929.99Sale -
Vendor:UMI Performance
UMI Performance 2320-B Tubular K-Member LS1 Black for 1998-2002 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 729.99Regular price$ 802.99Sale price $ 729.99Sale -
Vendor:UMI Performance
UMI Performance 2318-R K-member No Motor Mounts Red for 1993-2002 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 699.99Regular price$ 769.99Sale price $ 699.99Sale -
Vendor:UMI Performance
UMI Performance 2116 Hardware Assortment for 1993-2002 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 50.26Regular price$ 55.29Sale price $ 50.26Sale -
Vendor:UMI Performance
UMI Performance 4003 Upper A-Arm Mounting Hardware for 1964-1972 A-Body
✓ In Stock • Ships from manufacturerRegular price $ 21.78Regular price$ 23.96Sale price $ 21.78Sale -
Vendor:UMI Performance
UMI Performance 3802 S10/S15 Upper and Lower A-Arm Mounting Hardware
✓ In Stock • Ships from manufacturerRegular price $ 30.05Regular price$ 33.06Sale price $ 30.05Sale -
Vendor:UMI Performance
UMI Performance 3801 S10/S15 Front Lower A-Arm Hardware for 1982-2003 S10/S15
✓ In Stock • Ships from manufacturerRegular price $ 19.94Regular price$ 21.94Sale price $ 19.94Sale -
Vendor:UMI Performance
UMI Performance 3608 Rear Lower Control Arm Hardware Kit for 1965-1970 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 22.70Regular price$ 24.97Sale price $ 22.70Sale -
Vendor:UMI Performance
UMI Performance 3606 Rear Upper Control Arm Hardware Kit for 1959-1970 B-Body
✕ Out of StockRegular price $ 18.10Regular price$ 19.91Sale price $ 18.10Sold out