Brand new M10 x 1.25 x 58mm overall length press in wheel studs for the Sportsman XP models. May fit both the front and rear hubs depending upon the model. Please check the length of your stock studs before ordering. Exact replacement for Polaris 7518671. This auction is for a SET OF FOUR studs. Fits the following models: 2009-14 Sportsman 550 (All models) 2009-20 Sportsman 850 (All models) 2015-20 Sportsman 1000 (All models Except 55")