Rear Back Manual Slider Window Glass Compatible with Chevrolet/GMC C-Series K-Series 1979-1986 & R10 R20 R30 V10 V20 R2500 R3500 V2500 V3500 1987-1991 Pickup (Gasket Not Included)Rear Back Manual Slider Window Glass Compatible with Chevrolet GMC C Series K Series 1979 1986 & R10 R20 R30 V10 V20 R2500 R3500 V2500 V3500 1987 1991 Pickup (Gasket Not Included) FEATURES Compatible Models: 1973 1980 C Series Pickup, 1973 1986 K Series Pickup, 1987 1991 R Series Pickup, 1987 1991 V Series Pickup Glass Details: Tempered Glass, Manual Slider, Factory Privacy Tinted Glass Location: Back of the Vehicle