moose offroad hardparts front colorprock husqvarna house 26 5122 13crmoMachined from High Tensile Strength, Impact and Wear Resistant Chromoly Steel to Minimize Deformation, Inner SPLINES ARE Broached to Project Maximum Spline To Countershaft Contact to Distribute Driveline Forces Over the Largest Possible Surface Area For Corrosion Resistance and Lubricity, Each Sprocket Is Quality Checked by Computer Measurement Machine (CMM) to Exactly Match and Design Specifications, Fitments Available for Two Wheel Dirt, Adv, and