Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 4 lb. AA0220BG2T 1977-1986 Chevrolet K10

1977-1986 Chevrolet K10

1976-1979 Pontiac Grand LeMans

Nitrous switch

200 RPM Increments

320" Gasket Bore

Swift Coil-Over Helper Spring - 2.5" ID x 5.0" Tall - 4 lb. AA0220BG2T 1977-1986 Chevrolet K10Unlike our assist springs, our helper springs are specifically designed to have a minimal effect on the spring rate of the main coilover spring. Helper springs allow the spring to stay on mounted on the coilover perch when the shock is under negative or zero load, also known as droop travel. It is ideal to run helper springs on setups where you cannot preload the main spring due to height issues or when experiencing springs coming loose from the