Replacement Viton O-Ring for Polaris ATV/UTV's using OE #: 1204945 & 1205012 This listing is or the O-Ring ONLY. Oil Cap NOT included! FITS THE FOLLOWING MODEL(S):| 2016 ACE 325 2017-'19 ACE 500 2016-'19 ACE 570 2016-'19 ACE 900 2016-'23 GENERAL 1000 2017-'22 GENERAL 4 1000 2021-'23 GENERAL XP 1000 2020-'23 GENERAL XP 4 1000 2018-'23 RANGER 1000 2018-'23 RANGER CREW 1000 2017-'23 RANGER CREW XP 1000 2017--'23 RANGER XP 1000 2017-'22 RANGER 500 2017-'23 RANGER 570 2014-'23 RANGER CREW 570 2014-'19 RANGER CREW 900 2014-'19 RANGER XP 900 2016 RANGER ETX 2020 RZR S 1000 2019-'21 RZR S4 1000 2021-'23 RZR TRAIL S 1000 2015-'23 RZR XP 1000 2015-'23 RZR XP 4 1000 2014-'20 RZR 570 2017 RZR S 570 2021-'22 RZR TRAIL 570 2014-'20 RZR 900 2014-'18 RZR 4 900 2021-'23 RZR TRAIL 900 2020-'23 RZR TRAIL S 900 2022-'23 RZR PRO R 2022-'23 RZR PRO R 4 2020-'23 RZR PRO XP 2020-'23 RZR PRO XP 4 2018-'22 RZR RS1 2022-'23 RZR TURBO R 2022-'23 RZR TURBO R 4 2020-'21 RZR TURBO S 2020-'21 RZR TURBO S 4 2016-'21 RZR XP 2016-'21 RZR XP 4 2016-'23 SPORTSMAN 450 2014-'23 SPORTSMAN 570 2014-'23 SPORTSMAN TOURING 570 2015-'21 SPORTSMAN X2 570 REPLACES POLARIS PART NUMBER(S): 5414362 We make every attempt to ensure every item fitment is accurate. We do the testing on each item before its listed for sale to ensure fitment and quality. Items may fit multiple years and models listed.