Preuss Inc. with 77 years of experience, we specialize in heavy duty truck repair. Our team of highly trained mechanics can get your box truck repaired and back on the road. We specialize in, but are not limited to, lift gate (new and used) installations and repairs, box repairs, body repairs, custom tool box builds, belly boxes, side door replacement (refrigerated and dry), roll up doors, frame repairs, custom grill guards, lighting, body transfers, and welding.