Main Harness, Part 2413823 is a critical component of the electrical system. It is validated through field testing by Polaris engineers to ensure durability and quality to make your riding experience as enjoyable as possible. We''ve been a leader in the powersport industry for nearly 70 years, don''t settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: 2018 Sportsman SP 850 --, 2017 Sportsman SP 850 --,