FITS: HONDA CR125 (87-07) HONDA CRF150F (03-16) HONDA CRF230F (03-16) HONDA CR250R (84-07) HONDA CRF250R (04-16) HONDA CRF250X (04-16) HONDA CRF450R (02-16) HONDA CRF 450X (05-16) HONDA XR250R (96-04) HONDA XR650R (00-07) PRODUCT DETAILS: Primary Drive Front Sprockets are made to meet or exceed O.E.M. specifications. Using high-grade hardened steel, Primary Drive brand front ATV and motorcycle sprockets offer durability and value. Primary Drive Front Sprockets are precision machined for a perfect fit. Durable replacement front sprocket for motorcycles and ATV's. Manufactured to O.E.M. specs using high-grade hardened steel. Precision machined for a perfect fit. What's in the box 1x 51 Tooth Sprocket