Chevy GMC - C10/C20/C30 - Leaf Spring Shackle (Front or Rear) Chevrolet-K10-Pickup-4WD-1983 which means you dont have

which means you dont have to worry about it suffering from the classic rotting and rusting away problem that so many Ford hangers and shackles have had

1 - Shackles

This BRAND NEW Rolling Lobe Style air spring is OE Spec and conforms to the following part numbers:

your U Bolts will be the minimum the length you choose

Chevy GMC - C10/C20/C30 - Leaf Spring Shackle (Front or Rear) Chevrolet-K10-Pickup-4WD-1983 which means you dont haveThis part fits the following make models: 1955 1956 C10 (front and rear springs) 1955 1956 C20 (front springs) 1955 1959 C20 (rear springs 3600 series only) 1947 1955 C30 (front springs 3700 series only) This is a front leaf spring shackle, bushing and bolt kit