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UMI Performance 70-81 Leaf Spring Delrin Shackle Kit

Take your suspension to the next level with UMI's Delrin shackle kit, designed for high-performance use. This kit is a great choice for corner carving street and track enthusiasts.

Our Delrin shackle kit works seamlessly with UMI P/N 2620 rear leaf springs, as well as other stock location leaf springs. The kit includes:

  • Delrin bushings for both leaf and chassis side
  • Grade 8 hardware
  • Laser cut shackles

Delrin provides exceptional performance, reducing side-to-side and fore/aft axle movement. It also minimizes friction, ensuring smooth and consistent suspension action.

Our high-performance Delrin bushings are manufactured in-house by UMI, and our laser cut shackles are built to last. The kit is finished with a tough gloss black powder coat.

Make Model Year Type
Chevrolet Camaro 1970 Base
Chevrolet Camaro 1970 RS
Chevrolet Camaro 1970 SS
Chevrolet Camaro 1970 Z28
Chevrolet Camaro 1971 Base
Chevrolet Camaro 1971 RS
Chevrolet Camaro 1971 SS
Chevrolet Camaro 1971 Z28
Chevrolet Camaro 1972 Base
Chevrolet Camaro 1972 RS
Chevrolet Camaro 1972 SS
Chevrolet Camaro 1972 Z28
Chevrolet Camaro 1973 Base
Chevrolet Camaro 1973 LT
Chevrolet Camaro 1973 RS
Chevrolet Camaro 1973 Z28
Chevrolet Camaro 1974 Base
Chevrolet Camaro 1974 LT
Chevrolet Camaro 1974 Z28
Chevrolet Camaro 1975 Base
Chevrolet Camaro 1975 LT
Chevrolet Camaro 1975 RS
Chevrolet Camaro 1976 Base
Chevrolet Camaro 1976 LT
Chevrolet Camaro 1976 LT Rally Sport
Chevrolet Camaro 1976 Rally Sport
Chevrolet Camaro 1977 Base
Chevrolet Camaro 1977 LT
Chevrolet Camaro 1977 LT Rally Sport
Chevrolet Camaro 1977 Rally Sport
Chevrolet Camaro 1977 Z28
Chevrolet Camaro 1978 Base
Chevrolet Camaro 1978 LT
Chevrolet Camaro 1978 LT Rally Sport
Chevrolet Camaro 1978 Rally Sport
Chevrolet Camaro 1978 Z28
Chevrolet Camaro 1979 Base
Chevrolet Camaro 1979 Berlinetta
Chevrolet Camaro 1979 Rally Sport
Chevrolet Camaro 1979 Z28
Chevrolet Camaro 1980 Base
Chevrolet Camaro 1980 Berlinetta
Chevrolet Camaro 1980 Rally Sport
Chevrolet Camaro 1980 Z28
Pontiac Firebird 1970 Base
Pontiac Firebird 1970 Esprit
Pontiac Firebird 1970 Formula
Pontiac Firebird 1970 Trans Am
Pontiac Firebird 1971 Base
Pontiac Firebird 1971 Esprit
Pontiac Firebird 1971 Formula
Pontiac Firebird 1971 Trans Am
Pontiac Firebird 1972 Base
Pontiac Firebird 1972 Esprit
Pontiac Firebird 1972 Formula
Pontiac Firebird 1972 Trans Am
Pontiac Firebird 1973 Base
Pontiac Firebird 1973 Esprit
Pontiac Firebird 1973 Formula
Pontiac Firebird 1973 Trans Am
Pontiac Firebird 1974 Base
Pontiac Firebird 1974 Esprit
Pontiac Firebird 1974 Formula
Pontiac Firebird 1974 Trans Am
Pontiac Firebird 1975 Base
Pontiac Firebird 1975 Esprit
Pontiac Firebird 1975 Formula
Pontiac Firebird 1975 Trans Am
Pontiac Firebird 1976 Base
Pontiac Firebird 1976 Esprit
Pontiac Firebird 1976 Formula
Pontiac Firebird 1976 Trans Am
Pontiac Firebird 1977 Base
Pontiac Firebird 1977 Esprit
Pontiac Firebird 1977 Formula
Pontiac Firebird 1977 Trans Am
Pontiac Firebird 1978 Base
Pontiac Firebird 1978 Esprit
Pontiac Firebird 1978 Formula
Pontiac Firebird 1978 Trans Am
Pontiac Firebird 1979 Base
Pontiac Firebird 1979 Esprit
Pontiac Firebird 1979 Formula
Pontiac Firebird 1979 Trans Am
Pontiac Firebird 1980 Base
Pontiac Firebird 1980 Esprit
Pontiac Firebird 1980 Formula
Pontiac Firebird 1980 Trans Am
Pontiac Firebird 1981 Base
Pontiac Firebird 1981 Esprit
Pontiac Firebird 1981 Formula
Pontiac Firebird 1981 Trans Am
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