Swift Rear Coil Spring - Bulletproof - 5.0" OD x 11" Tall - 225 lb. PLUS2-STX-BTU '69-later timing cover and pulley

'69-later timing cover and pulley may be required on early models

2005-2012 Ford E-150

High performance gear protection and longer synchro life

1986-1998 GMC C2500

Swift Rear Coil Spring - Bulletproof - 5.0" OD x 11" Tall - 225 lb. PLUS2-STX-BTU '69-later timing cover and pulleyPURPOSE BUILT FOR THOSE OF YOU PUTTING MORE STRESS ON A SPRING THAN HOW IS CONVENTIONALLY USED. WE SOUGHT AFTER A NEW APPROACH IN DEVELOPMENT FROM OUR REGULAR SUSPENSION SPRING. 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