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 1021-B Rear Lower Control Arms Black for 1979-1998 Ford Mustang
✓ In Stock • Ships from manufacturerRegular price $ 249.99Regular price$ 274.99Sale price $ 249.99Sale -
Vendor:UMI Performance
UMI Performance 1017-B Adjustable Upper Control Arms Ultimate Arms Black
✓ In Stock • Ships from manufacturerRegular price $ 219.99Regular price$ 241.99Sale price $ 219.99Sale -
Vendor:UMI Performance
UMI Performance 1016-R Tubular Upper Control Arms Red for 1979-2004 Ford Mustang
✓ In Stock • Ships from manufacturerRegular price $ 143.77Regular price$ 158.15Sale price $ 143.77Sale -
Vendor:UMI Performance
UMI Performance 1016-B Upper Control Arms Black for 1979-2004 Ford Mustang
✓ In Stock • Ships from manufacturerRegular price $ 143.77Regular price$ 158.15Sale price $ 143.77Sale -
Vendor:UMI Performance
UMI Performance 1015-R Single Adjustable Lower Control Arms Red
✓ In Stock • Ships from manufacturerRegular price $ 289.99Regular price$ 318.99Sale price $ 289.99Sale -
Vendor:UMI Performance
UMI Performance 1015-B Single Adjustable Lower Control Arms Black
✓ In Stock • Ships from manufacturerRegular price $ 289.99Regular price$ 318.99Sale price $ 289.99Sale -
Vendor:UMI Performance
UMI Performance 1014-B Single Adjustable Lower Control Arms Black
✓ In Stock • Ships from manufacturerRegular price $ 289.99Regular price$ 318.99Sale price $ 289.99Sale -
Vendor:UMI Performance
UMI Performance 4010 Rear Lower Control Arm Relocation Brackets Weld-In
✓ In Stock • Ships from manufacturerRegular price $ 116.20Regular price$ 127.82Sale price $ 116.20Sale -
Vendor:UMI Performance
UMI Performance 3610 Lower Control Arm Relocation Brackets for 1978-1996 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 107.01Regular price$ 117.72Sale price $ 107.01Sale -
Vendor:UMI Performance
UMI Performance 3615-B Boxed Lower Control Arms Black for 1978-1996 GM B-Body
✓ In Stock • Ships from manufacturerRegular price $ 329.99Regular price$ 362.99Sale price $ 329.99Sale -
Vendor:UMI Performance
UMI Performance 3015-B Lower Control Arms Black for 1978-1988 GM G-Body
✓ In Stock • Ships from manufacturerRegular price $ 229.99Regular price$ 252.99Sale price $ 229.99Sale -
Vendor:UMI Performance
UMI Performance 3664-R Upper Control Arm Mount Red for 1965-1966 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 79.99Regular price$ 87.99Sale price $ 79.99Sale -
Vendor:UMI Performance
UMI Performance 3664-B Upper Control Arm Mount Black for 1965-1966 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 79.99Regular price$ 87.99Sale price $ 79.99Sale -
Vendor:UMI Performance
UMI Performance 3663-R Upper Control Arm Mount Red for 1967-1970 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 79.99Regular price$ 87.99Sale price $ 79.99Sale -
Vendor:UMI Performance
UMI Performance 3663-B Upper Control Arm Mount Black for 1967-1970 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 79.99Regular price$ 87.99Sale price $ 79.99Sale -
Vendor:UMI Performance
UMI Performance 3660-R Rear Upper Control Arm Mount Red for 1959-1964 B-Body
✓ In Stock • Ships from manufacturerRegular price $ 79.99Regular price$ 87.99Sale price $ 79.99Sale