BARCTIC CAT, POLARIS 13W TOP GEAR 21 TOOTH 13 SPLINE, Manufacturer: TEAM, Manufacturer Part Number: 351513-006-AD, Stock Photo - Actual parts may vary. ReviewbP PP ARCTIC CAT, POLARIS 13W TOP GEAR 21 TOOTH 13 SPLINE, Manufacturer: TEAM, Manufacturer Part Number: 351513-006-AD, Stock Photo - Actual parts may vary. PAll items sold individually unless otherwise specified.