Rust Free from CJ’s Truck Beds. Fitment: 1979-1987 Chevrolet GMC Square Body 8′ Long Truck Bed C10, C15, C20, C25, K10, K15, K20, K25, K35 There where some trucks that carried this body style all the way to 1991. For any questions or for assistance purchasing, feel free to call or message us. We try our best to disclose any damage, but there may be minor imperfections only visible in certain lighting conditions. It does not make a difference if your truck is four-wheel drive or two-wheel drive, gas or diesel, 1500-3500, the badges are just stickers and make no mechanical difference. Beds get loaded upside down with padding between them and the trailer. Truck beds & cabs have a 1-4 week handling time depending on your location.