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 3009 Super Lube Synthetic Rod End Rust Preventive Lubricant
✓ In Stock • Ships from manufacturerRegular price $ 25.68Regular price$ 28.25Sale price $ 25.68Sale -
Vendor:UMI Performance
UMI Performance 6480 Body Mount Repair Kit for 1973-1987 GM C10
✓ In Stock • Ships from manufacturerRegular price $ 31.89Regular price$ 35.08Sale price $ 31.89Sale -
Vendor:UMI Performance
UMI Performance 2654-R Front Frame Brace Red for 1970-1974 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sale -
Vendor:UMI Performance
UMI Performance 2654-B Front Frame Brace Black for 1970-1974 F-Body
✓ In Stock • Ships from manufacturerRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sale -
Vendor:UMI Performance
UMI Performance 3053-B Front Reinforcement Brace Bolt-In Black
✕ Out of StockRegular price $ 299.99Regular price$ 329.99Sale price $ 299.99Sold out -
Vendor:UMI Performance
UMI Performance 4063-R Front Frame Brace Red for 1964-1967 GM A-Body
✕ Out of StockRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sold out -
Vendor:UMI Performance
UMI Performance 4063-B Front Frame Brace Black for 1964-1967 GM A-Body
✓ In Stock • Ships from manufacturerRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sale -
Vendor:UMI Performance
UMI Performance 4029-R Control Arm Reinforcements/Frame Braces Red
✓ In Stock • Ships from manufacturerRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sale -
Vendor:UMI Performance
UMI Performance 4028-R Control Arm Reinforcements/Frame Braces Red
✕ Out of StockRegular price $ 162.15Regular price$ 178.37Sale price $ 162.15Sold out -
Vendor:UMI Performance
UMI Performance 4030-B Heater Box Delete Panel Black for 1964-1972 GM A-Body
✓ In Stock • Ships from manufacturerRegular price $ 69.99Regular price$ 76.99Sale price $ 69.99Sale -
Vendor:UMI Performance
UMI Performance 4030 Heater Box Delete Panel for 1964-1972 GM A-Body
✓ In Stock • Ships from manufacturerRegular price $ 50.26Regular price$ 55.29Sale price $ 50.26Sale -
Vendor:UMI Performance
UMI Performance 3030-B AC/Heater Box Delete Panel Black for 1978-1988 GM G-Body
✕ Out of StockRegular price $ 69.99Regular price$ 76.99Sale price $ 69.99Sold out -
Vendor:UMI Performance
UMI Performance 3030 AC/Heater Box Delete Panel for 1978-1988 GM G-Body
✕ Out of StockRegular price $ 50.26Regular price$ 55.29Sale price $ 50.26Sold out -
Vendor:UMI Performance
UMI Performance 90077 SBC Solid Engine Mount Kit for 1982-1992 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 116.20Regular price$ 127.82Sale price $ 116.20Sale -
Vendor:UMI Performance
UMI Performance 90074 SBC Engine Mount Clamshells for 1973-1981 GM F-Body
✓ In Stock • Ships from manufacturerRegular price $ 50.26Regular price$ 55.29Sale price $ 50.26Sale -
Vendor:UMI Performance
UMI Performance 90072 SBC Polyurethane Engine Mount Kit for 1973-1981 GM F-Body
✕ Out of StockRegular price $ 116.20Regular price$ 127.82Sale price $ 116.20Sold out