Get your semi ready for the journey ahead with enhanced wheel protection, with the OTR 105" Ribbed Aluminum Rear Tanker Fender with Expertise Built In. To protect the axle and metallic components from rust, corrosion, and other damage, this replacement component creates an exterior cover around the wheel. Fashioned with resilient materials to endure the wear and tear of everyday working conditions. .90" thick, Aluminum, Rear, 25” wide x 105” long x 13.5, Groove down FleetPride is your First Click in Heavy Duty.