1978-1988 GM G-Body Rear Coilover Kit 150lb Spring - Bolt In, Stock Height

UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustability for your 1978-1988 GM G-Body. The upper mount reinforcement is a direct bolt-in and holds a true 2-½” racing coilover with T-Bar. The FEA designed lower bracket bolts in using the standard trailing arm mounting hole as well as an additional reinforcement hole normally used by the standard rear shock. The lower bracket features a multi-position design to allow further fine tuning of ride height and shock location (±¾”). The Viking shock is 19-way adjustable in both compression and rebound and ensures the perfect setting for every application. The 2-½” coilover springs are available in 14” 110lb for drag and street use and 12” 150lb for street and handling use. There is no cutting required and your car can be returned to stock if desired. UMI’s rear coil over kit also works if your car previously utilized UMI P/N 3010 weld-on relocation brackets. 100% designed, manufactured and raced out of Philipsburg, PA-USA and always US materials. Installation & Fitment Note: Coilover brackets are designed to fit factory rear end housings ONLY and may not fit aftermarket rear ends. Coilover kit P/N 3065 offers more clearance and options for aftermarket rear ends than P/N 3064. Rear shocks may not clear all exhaust tail pipes. UMI is not responsible for exhaust clearance issues. Coilover kit PNs 3064 and 3065 are designed for height range of up to 1” lowering and 2” above stock, providing clearance for drag slicks. For 2” to 3” lowering please use PN 3048 or 3049. Key Features: Height Range is 1” lowering to 2” above stock (provides clearance for drag slicks). Bolt in design mounts to factory rear end housings. Included Viking Warrior double adjustable shocks offer 19 compression and 19 rebound adjustments. Available in 110lb or 150lb spring rates. (Other rates available, please contact UMI) Adjustable height lowering mounting bracket allows shock travel tuning and additional ride height tuning. Brackets manufactured entirely from 3/16” Made In USA mild steel. Powder coated for a long lasting finish. Sliding slot included for use with control arm relocation brackets. Optional shock tower reinforcement brace available. (P/N 3055) Designed, tested, manufactured and raced in Philipsburg, PA-USA