Protect your precious sled, install the Heavy-Duty Rear Bumper. The aluminum rear bumper for snowmobiles is specifically designed for the REV Gen4 platform and protects your sled’s paint and finish, avoiding unwanted scratches. Plus, it can make things safer for the rider. All that, and it only takes minutes to install. Materials & Construction Premium finish heavy-duty aluminum bumper for REV Gen4 platform. Installation & Hardware Cannot be used on vehicles with short tunnel Compatibility Does not detract from deep snow performance.