WR250R '08 - '20 WR250X '08 - '11 High quality steel front sprocket For reference, the stock gearing for the WR250R is 13/43 while the X model runs 13/42 stock gearing. Choose Sprocket Size 12T $12.95 13T $17.95 14T $13.95 Ships in 3-5 business days $12.95 Write the first review