High Quality Replacement Part, Front Lower Left & Right Inner A-Arm Bushing Kit Fits Polaris Models: Sportsman 450 HO 4×4 2016-2020 Sportsman 570 EFI 2016-2020 Sportsman Touring 570 EPS 2018-2023 Sportsman X2 570 EPS 2016-2021 Sportsman 570 6×6 2017-2023 Sportsman SP 570 EPS 2016-2020 Sportsman SP 570 Touring 2016-2020 ACE 900 SP 2016 ACE 325 2016 ACE 570 EPS 2016-2017 ACE 500 2017-2019 Kit Includes: 2 x Long Pivot Shaft: 5139929 Length: 282.6mm Inner Diameter: 8.2mm Outer Diameter: 16mm 4 x Flange Washer: 7556153 Thickness: 2mm Inner Diameter: 10.6mm Outer Diameter: 19.8mm 4 x Long Sleeve: 5436973 Length: 102mm Tube Diameter: 21mm Front Lower Arm Part Number A Left: 1542161-458 1542161-067 Right: 1542162-458 1542162-067