Hypercoils Bump Spring - 400 lb. 9210PL Howe Idler Arm Assembly

Howe Idler Arm Assembly

Fits SP118-LM

We now have 15" 4-lug wheels

1985-2003 Buick Century

Polished / Natural

Hypercoils Bump Spring - 400 lb. 9210PL Howe Idler Arm AssemblyBump Springs are used in conjunction with a primary spring to allow a race car to have a relatively soft compliant initial spring rate to get down to the desired optimum ride height and then pick up the rate of the bump spring to achieve a constant optimum dynamic ride height. Key Benefits of Bump Springs HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension springs