Hot Rods CBK0170 Bottom End Rebuild Kit for 2011 12 KTM 250 SX F XC F XCF W MPN_51 1023 Product Details Tire Diameter Speed Product Details Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Wiseco Top End Rebuild Kit Part Number WK1063 Fitment Type Unit Sale Qty Each Style Material Color Size Finish Position 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 2008 Sportsman 90 you also get a Vertex Complete gasket set that includes all of the gaskets and valves seals necessary to rebuild the entire engine and transmission and the Hot Rods complete main bearing and seal kits built to the highest quality standards that meet or exceed those of OEM