Hypercoils Bump Spring - 700 lb. 63-64 Choose from ARP Black Oxide

Choose from ARP Black Oxide or 300-stainless steel in hex or 12 pt

Three 2-1/16 in Holes

2009-2013 Toyota Corolla FWD

hand operated) choke for precise cold start control

and the nipple pilot prevents damage to the inner tube

Hypercoils Bump Spring - 700 lb. 63-64 Choose from ARP Black OxideBump 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