This harness pass-through is needed if you want to use the OEM Polaris seats with a 4 or 5 point harnesses. It creates a slot in the headrest that allows the shoulder straps to run through the headrest, rather than around it. The two piece plastic insert is fairly east to install, and includes instructions and a cut template for a perfect fit every time. Sold Individually, one required per seat. Fitment Polaris General 1000, Polaris General 4 1000, Polaris RZR 4 900, Polaris RZR 900, Polaris RZR 900 XC, Polaris RZR RS1, Polaris RZR S 1000, Polaris RZR S 900, Polaris RZR S4 1000, Polaris RZR XP 1000, Polaris RZR XP 4 1000, Polaris RZR XP 4 Turbo, Polaris RZR XP Turbo, Polaris RZR XP Turbo SThis Part Fits: Year Make Model Submodel 2020-2021 Polaris General 1000 Base 2020-2022 Polaris General 1000 Deluxe Base 2016-2019 Polaris General 1000 EPS Base 2016-2019 Polaris General 1000 EPS Deluxe Base 2018-2019 Polaris General 1000 EPS Premium Base 2020-2022,2024 Polaris General 1000 Premium Base 2020,2022-2024 Polaris General 1000 Sport Base 2020 Polaris General 4 1000 Base 2020-2021 Polaris General 4 1000 Deluxe Base 2017-2019 Polaris General 4 1000 EPS Base 2021-2022 Polaris General 4 1000 Premium Base 2022 Polaris RZR Pro R Sport Base 2020-2021 Polaris RZR PRO XP Base 2020-2021 Polaris RZR PRO XP 4 Base 2022-2024 Polaris RZR PRO XP 4 Sport Base 2018-2022 Polaris RZR RS1 Base 2016-2021 Polaris RZR S 1000 EPS Base 2014 Polaris RZR S 800 Base 2015-2021 Polaris RZR S 900 Base 2015-2019 Polaris RZR S 900 EPS Base 2020-2021 Polaris RZR S 900 Premium Base 2019-2020 Polaris RZR S4 1000 EPS Base 2018 Polaris RZR S4 900 EPS Base 2020-2021 Polaris RZR XP 1000 Base 2014-2019 Polaris RZR XP 1000 EPS Base 2022 Polaris RZR XP 1000 High Lifter Base 2020-2024 Polaris RZR XP 1000 Premium Base 2022-2024 Polaris RZR XP 1000 Sport Base 2021-2022 Polaris RZR XP 1000 Trails & Rocks Base 2023-2024 Polaris RZR XP 1000 Ultimate Base 2020-2021 Polaris RZR XP 4 1000 Base 2014-2019 Polaris RZR XP 4 1000 EPS Base 2022 Polaris RZR XP 4 1000 High Lifter Base 2020 Polaris RZR XP 4 1000 Limited Edition Base 2020-2024 Polaris RZR XP 4 1000 Premium Base 2022-2024 Polaris RZR XP 4 1000 Sport Base 2023-2024 Polaris RZR XP 4 1000 Ultimate Base 2020-2021 Polaris RZR XP 4 Turbo Base 2016-2019 Polaris RZR XP 4 Turbo EPS Base 2018 Polaris RZR XP 4 Turbo EPS Fox Edition Base 2019 Polaris RZR XP 4 Turbo EPS LE Base 2019-2020 Polaris RZR XP 4 Turbo S Base 2020 Polaris RZR XP 4 Turbo S Velocity Base 2020-2021 Polaris RZR XP Turbo Base 2016-2019 Polaris RZR XP Turbo EPS Base 2018 Polaris RZR XP Turbo EPS Fox Edition Base 2019 Polaris RZR XP Turbo EPS LE Base 2018-2020 Polaris RZR XP Turbo S Base 2020 Polaris RZR XP Turbo S Velocity Base