Wiseco Piston Kit for KTM 250 SX EXC XC W XC 66.40mm Cylinder 824M06640 MPN_808846 2016 BMW F800R 2016 BMW F800R 2009 15 Polaris Sportsman 850 Models Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line High Lifter Suspension Springs Part Number SPRPF850 S Fitment Type Unit Sale Qty Each Style Material Color Size Finish Position Front Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Piston Cylinder Size Piston Size Added Cylinder Stroke Volume Final Engine Displacement Exhaust Configuration Muffler Size Muffler End Tip Style Windshield Height Windshield Width Handlebar Diameter Ca ARB Compliance Non CARB Complaint CARB Compliant Product Disclaimer These kits contain everything you need to complete your piston repair and lead the industry through rigorous R&D