Go Rhino BR20 Rear Bumper for Chevrolet Silverado GMC Sierra 1500 Model 28171TGo Rhino BR20 Rear Bumper for Chevrolet Silverado GMC Sierra 1500 Model 28171T Part of Go Rhino's famous BR Bumper family. The BR20 Rear Bumper Replacement is a stylish, textured black powder coat replacement for your rear bumper. Integrated steps and provisions for the addition of LED lights make this the best option for bumper replacements. Rear BR Bumpers come with a Limited Lifetime warranty on materials and construction and a 5 year warranty on