26 4108 12CRMO Front Sprocket Yamaha WR400F 1998 2002 Front 12T

Features: Machined from high tensile strength, impact and wear resistant chromoly steel to minimize deformation. Inner splines are broached to provide maximum spline-to-countershaft contact to distribute driveline forces over the largest possible surface area. Heat-treated, then finished with a nickel coating for corrosion resistance and lubricity. Each sprocket is quality checked by Computer Measurement Machine (CMM) to exactly match OEM design specifications . Fitments available for Two Wheel Dirt, ADV, and ATV applications . Be sure to check for clearance when ordering sizes larger than stock..