Swift Coil-Over Helper Spring - 2.36" Tall - 168 lb. Bump Steer Plate Quarter Windows for New 2019

Quarter Windows for New 2019 Late Model Body are molded

Battery Type and Life: rechargeable lithium-ion

Buick 1959-83 (1/2"-20)

6 or 8-cylinderFor racers that want adjustments at their fingertips

Fits any Stilo helmet - excluding GT4F & GT4F1

Swift Coil-Over Helper Spring - 2.36" Tall - 168 lb. Bump Steer Plate Quarter Windows for New 2019Unlike 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