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 09-679-04 Piston Kit For Arctic Cat 09-8053 Piston Kit For Polaris VG-6156-M Top End Gasket Kit For Yamaha 810460 Top End Gasket Kit For Kawasaki