Swift Rear Coil-Over Spring - 2.5" OD x 20" Tall - Progressive 75/150 lb. Shock Mount see part #81165

see part #81165

cover and clamp hose ends

500 in ID Spring

M6 nut pre-installed for easy FHR Installation

Type-F Racing

Swift Rear Coil-Over Spring - 2.5" OD x 20" Tall - Progressive 75/150 lb. Shock Mount see part #81165DEVELOPED SPECIFICALLY FOR ROUND TRACK RACING. DESIGNED TO HAVE THE OPTIMAL SPRING RATE SWEET SPOT WHERE THE SPRING IS USED ON ACTUAL VEHICLE. Swift Springs manufactures springs with differing rates for a variety of circle track racing applications. With options for both dirt and asphalt tracks, Swift has a wide range of coil spring formats, including coil over, dual rate, bump springs, and more. Swift Springs superior engineering has provided the