Landrum ST Series Bump Spring - Gunmetal Gray - 1.96" OD x 2.152" Tall - 300 lb. H77403FS 120 gph at 6

120 gph at 6

Includes H-pipe Assembly

This inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application)

Toyota Corolla 2009-13

1983-1988 Mitsubishi Tredia

Landrum ST Series Bump Spring - Gunmetal Gray - 1.96" OD x 2.152" Tall - 300 lb. H77403FS 120 gph at 6Bump Springs are used in conjunction with a primary spring to allow a race car to have a relatively soft 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 dynamic ride height. Consistent Performance and Reliability Landrum Performance Springs give you the consistent high performance and reliability you need. We use state of the art designs, materials, and