This item fits single rear wheel models only. It does NOT fit dually trucks. Husky Wheel Well Guards are the perfect solution for those exposed and unprotected rear wheel wells on your truck! Husky Wheel Well Guards enhance the appearance of your truck's rear wheel wells dramatically while also helping to prevent delay rust protecting suspension components, and also guarding against the damaging effects of rocks, mud, dirt, and other road debris. Made from highly durable impact resistant material, installation of your new Husky Wheel Well guards is fast and simple. No automotive knowledge is required! Husky is so confident that this USA Made product will stand up over time that they offer a lifetime guarantee. The part number for this item is Husky 79131 and it fits 2017 Ford F-250 F350 Super Duty Trucks. Price is for a pair.