1977-1990 GM ½Ton 4" Rear Glide-Ride Leaf Springs (BDS001409)Features Reduces axle wrap and creates a more controlled and stable feel Multi leaf progressive design for a smooth ride Maintains factory payload weight ratings Designed specifically for 1977 1990 Chevy and GMC Ton trucks and SUVs Provides a 4 inch rear lift height over stock springs Not intended for loads beyond the truck's maximum payload; supplemental rear airbags recommended for heavy payload use Requires bushings, sold separately Compatible with