Abstract: In one exemplary embodiment, a method of repairing a chassis rail for a vehicle includes that a marking is identified on the chassis rail. The marking indicating where to cut the chassis rail. The method also includes that the chassis rail is cut proximate the marking to form a cut chassis rail portion. The method further includes a replacement rail assembly is slid onto the cut chassis rail portion. The replacement rail assembly including a replacement rail, an inner brace portion secured within the replacement rail, and a bracket wrapped at least partially around the replacement rail and secured to the replacement rail. The bracket including one or more fastener through-passages. The method further includes the replacement rail assembly is secured to the cut chassis rail portion.