Renthal Twinring Sprocket 520 Chain Pitch x 51 Teeth Black 1540 520 51GPBK 2004 Yamaha Grizzly 125 TYPE OF USE: Lightweight Travel TYPE OF USE: Lightweight Travel Product Details Product Line Wiseco Piston Rings Part Number 2874LK Fitment Type Model Size Specific Fitment Use Type Replaceent Part for Wiseco Aftermarket Piston Kit ONLY Unit Sale Qty Ring Kit for Single Piston Style LK Style Rings Size Position Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Material Color Finish Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Overall Seat Width Overall Seat Length Piston Cylinder Size 73 2014 Beta RR 300 Race 2 Stroke 2013 Beta RR 250 2 Stroke