The Prothane mono spring pad for 1967–1969 GM F-Body upper and lower spring perches is a red replacement isolator intended to support correct spring seating and reduce noise. Specified for those years and the F-Body platform, it serves as a straightforward service part during suspension rebuilds or spring replacement to help restore proper ride contact and quiet operation.
Prothane 67-69 GM F-Body Upper/Lower Spring Pad (Mono) - Red