Landrum 9.5" Gold Coil Front Spring - 5" O.D. - 600 lb. Labor Day Sale 429-460 feature a precision-ground crown

429-460 feature a precision-ground crown radius and surface finish

GMC: Sierra 1500 99 - 14 5

75 psi/gal of flow rate change

Unit has been thoroughly reworked by increasing main well size

JAZ Triangle / D-Shape / 11 in Round Funnels

Landrum 9.5" Gold Coil Front Spring - 5" O.D. - 600 lb. Labor Day Sale 429-460 feature a precision-ground crownAll front springs are closed and ground on one end to provide proper contact with the jack plate, not forged. The opposite end is either open or closed tangential to fit properly into the lower control arm. 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 manufacturing processes to produce race springs that out perform