This 1981 to 1990 square body rear bumper addresses the lack of aftermarket support for these classic trucks, and Ssm Machine Works is proud to change that. Crafted with precision from steel and rhino lined for extreme durability, these bumpers are built to withstand the harsh conditions of the north and demanding gravel roads. this bumper combines rugged functionality with lasting strength. Trust Ssm Machine Works to deliver a solution tailored to your vintage square body, crafted for performance and longevity. Built from 10 ga mild steel. Reverse lights are included.