Product SnowmobilePiston Back 09-685-04 Piston Kit For Arctic Cat Type: Standard 01 (0.25) 02 (0.50) 03 (0.75) 04 (1.00) Item Number: 09-685-04 Description: Piston Kit For Arctic Cat Snowmobile You May Also Be Interested In 09-808-01 Piston Kit For Yamaha 09-954 Piston Kit 09-711213 Full Set Gasket W/Oil Seals For Ski-Doo VG-554 Top Set Gasket Kit For Honda