Phase Sensor Harness Kit, Part 2878504 is a critical component of the electrical system. It is designed and tested by Polaris Engineers to ensure durability and quality through hundreds of hours and thousands of miles of field, lab, and dyno validation testing. Spend more time out on the trails and less time indoors. We've been a leader in the powersports industry for nearly 70 years. Don't settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: Ranger , 2016-2017, 2014 RANGER 6x6 800 , 2015 RANGER 6x6 , 2014, 2011 RANGER CREW 800 EFI , 2014 RANGER 800 EPS , 2014 RANGER 800 EFI , 2013 RANGER 800 HD , 2013 RANGER 800 EPS Midsize , 2013 RANGER 800 EFI Midsize , 2012-2013 RANGER CREW 800 , 2012 RANGER XP 800 HD EPS , 2011-2014 RANGER CREW 800 EPS , 2011-2013 RANGER 6X6 800 , 2011-2012 RANGER XP 800 EPS , 2011-2012 RANGER XP 800 , 2011 RANGER 800 HD EPS RZR , 2015 RZR S 900 EPS , 2015 RZR S 900 , 2015 RZR 4 900 EPS , 2014-2016 RZR 570 EPS , 2014, 2011 RZR 4 800 EPS , 2014 RZR XP 1000 EPS , 2014 RZR S 800 EPS , 2014 RZR 4 800 EFI , 2012-2016 RZR 570 , 2011-2014 RZR 800 EPS , 2011-2014 RZR 800 , 2011-2013 RZR S 800 , 2011-2013 RZR 4 800