An apparatus for assisting in loading and unloading a snowmobile having spaced apart skis with runners extending from bottom surfaces thereof or for providing traction for loading and unloading a vehicle with a plurality of tires onto a trailer surface includes a base for attaching to the surface of the trailer. Upper surfaces of the base and bars reduces friction between the skis and surface of the trailer. The base also includes a trailing edge for providing traction for the plurality of tires for loading and unloading the vehicle.