Swift Barrel Coil-Over Spring - 2.5 in ID - 7 in Length - 350 lb FP360S-M22I and they feature QA1's premium

and they feature QA1's premium self-sealing and self-lubricating X Series (heat treated chromoly steel) or A Series (aircraft aluminum) rod ends

1999-2016 Ford F-450 Super Duty

Ford Tremec Transmissions

1969-1999 Chevrolet Blazer

1/2" NPT Outlet Port

Swift Barrel Coil-Over Spring - 2.5 in ID - 7 in Length - 350 lb FP360S-M22I and they feature QA1's premiumProduct Description: Coil Spring Coil Over Barrel 2. 5 in ID 7 in Length 350 lb in Spring Rate Steel Black Powder Coat Swift Springs was founded in 1997 in Tokyo Japan as a motor sports division of Tokyo Hatsujo Manufacturing Co, Ltd. that has been leading the spring industry since 1924. The purpose was to demonstrate Swift Springs superior engineering in spring by developing the next generation of motor sports suspension coil springs. Swift Springs