Not only does a Ski-Doo bumper protect your sled from damage, it protects you. A snowmobile bumper like this one can absorb impact, putting less stress on the rider. Installing the Heavy-Duty Rear Bumper is quick and easy, and it doesn’t take away from your sled’s ability to perform in deep snow. 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.