Knob, 6 mm x 1.0 mm, Part 7081619 is a critical component of the suspension system. It is designed and tested by Polaris Engineers to ensure durability, high quality, and performance through rigorous field and lab validation testing. Spend less time wrenching and more time out riding. We've been making ATVs for nearly 40 years, don't settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: RZR , 2020-2022 RZR RS1 , 2018-2019 RZR RS1 , 2018 RZR XP 4 1000 , 2018 RZR XP 1000 , 2017 RZR XP 4 1000 EPS , 2017 RZR XP 1000 EPS , 2017 RZR XP 4 1000 EPS High Lifter Edition , 2016 RZR XP Turbo EPS , 2016 RZR XP 4 Turbo EPS , 2016 RZR XP 4 1000 EPS High Lifter , 2015 RZR XP 1000 , 2014-2016 RZR XP 4 1000 EPS , 2014-2016 RZR XP 1000 EPS ATV , 2011 Sportsman X2 850 , 2010-2011 Sportsman XP 850 EPS , 2010-2011 Sportsman XP 850 , 2010-2011 Sportsman XP 550 EPS , 2010-2011 Sportsman XP 550 , 2010-2011 Sportsman X2 550 , 2010-2011 Sportsman Touring 850 EPS , 2010-2011 Sportsman Touring 550 EPS