A tire guard for a wheel of an agricultural vehicle includes a fender having a first width substantially covering a width of the wheel and a crop shield having a forward area and a back area. A first bracket connects the fender to the wheel and a second bracket connects the crop shield to the wheel. The crop shield is movable over the fender between a first position and a second position. In the first position, the forward area of the crop shield is disposed proximate an upper portion of the wheel and the back area of the crop shield is disposed proximate a rear portion of the wheel. In the second position, the forward area of the crop shield is disposed proximate a front portion of the wheel and the back area of the crop shield is disposed proximate an upper portion of the wheel.