Replace a worn or damaged coolant cap gasket with this direct-fit cooling cap gasket designed for a wide range of Polaris ATV and UTV models. This gasket installs in the factory coolant cap assembly and is manufactured to match OEM dimensions for proper sealing when used on compatible applications. A properly sealing gasket helps maintain correct cooling system pressure during normal operation. Designed as a direct replacement for Polaris part number 5810279. This listing includes the gasket only; overflow cap and reservoir cup are not included. Verify model and year prior to ordering to ensure correct fitment. Fits the Following Models: ACE 2014–2015 Sportsman ACE 325 2016 ACE 325 2017–2019 ACE 500 2015 Sportsman ACE 570 2016–2019 ACE 570 2016–2019 ACE 900 General 2016–2024 General 1000 2017–2022 General 4 1000 2021–2024 General XP 1000 2020–2024 General XP 4 1000 Magnum 1995–1998 Magnum 425 1999–2003 Magnum 500 Ranger 2010–2014 Ranger 400 2004–2022 Ranger 500 2011–2013 Ranger Crew 500 2014–2024 Ranger 570 2014–2024 Ranger Crew 570 2006–2009 Ranger 700 2008–2009 Ranger Crew 700 2005–2008 Ranger XP 700 2010–2016 Ranger 800 2010–2014 Ranger Crew 800 2012 Ranger XP 800 2011–2014 Ranger 900 Diesel 2015–2019 Ranger Crew 900 2011–2014 Ranger Crew 900 Diesel 2018 Ranger Crew XP 900 2013–2019 Ranger XP 900 2018–2025 Ranger 1000 2015–2018 Ranger 1000 Diesel 2020–2025 Ranger Crew 1000 2015–2018 Ranger Crew 1000 Diesel 2017–2025 Ranger Crew XP 1000 2017–2025 Ranger XP 1000 RZR 2012–2019 RZR 570 2017 RZR 570 S 2021–2022 RZR Trail 570 2008–2020 RZR 800 2009–2014 RZR S 800 2010–2014 RZR 4 800 2014–2018 RZR 4 900 2021–2024 RZR Trail 900 2021–2024 RZR Trail S 1000 2020–2024 RZR Trail S 900 2011–2013 RZR 4 XP 900 2013 RZR XP 4 900 2011–2013 RZR XP 900 2018–2022 RZR RS1 2020 RZR S 1000 2019–2021 RZR S4 1000 2014–2023 RZR XP 1000 2014–2023 RZR XP 4 1000 Scrambler 1997–2002 Scrambler 400 1995–2007 Scrambler 500 2013–2024 Scrambler 850 2014–2018 Scrambler XP 1000 Sport 1999 Sport 400 1994–1998 Sport 400L Sportsman 1993–1997 Sportsman 400L 2001–2005 Sportsman 400 2008–2010 Sportsman 400 HO 2006–2007 Sportsman 450 2021 Sportsman 450 HO 1996–2007 Sportsman 500 2006–2007 Sportsman X2 500 2010–2014 Sportsman 550 2010–2014 Sportsman X2 550 2009–2010 Sportsman XP 550 2010–2024 Sportsman 850 2021–2024 Sportsman Touring 850 2020 Sportsman Touring XP 850 2011 Sportsman X2 850 2009–2014 Sportsman XP 850 2022–2024 Sportsman Touring XP 1000 2015–2024 Sportsman XP 1000 2003–2005 Sportsman 600 2002–2007 Sportsman 700 2005–2007 Sportsman 800 2007 Sportsman X2 800 Trail Blazer 1996–1997 Trail Blazer 250 Replaces Polaris Part Number(s): 5810279