Rear Independent Suspension Knuckle Only Kit Polaris ACE 325 14-16, ACE 325 EU 15, ACE 325 HD 15, ACE 500 17-19, ACE 570 15-19, ACE 570 EU 15-18, ACE 570 HD 15-19, ACE 570 MD 16, ACE 900 EFI EPS 16, ACE 900 EPS XC 17-19, Ranger 1000 Diesel 15-18, Ranger 1000 Diesel Crew 15-18, Ranger 1000 Diesel EU 15-16, Ranger 325 ETX 15-16, Ranger 325 ETX EU 15, Ranger 500 2WD 17-21, Ranger 500 4x4 18-22, Ranger 500 ETX 17, Ranger 570 14-21, Ranger 570 Crew 14-21, Ranger 570 Crew EPS 14-20, Ranger 570 Crew Premium 21, Ranger 570 EPS 14-19, Ranger 570 EU 15-16, Ranger 570 Full Size 15-22, Ranger 570 Full Size Crew 15-16, Ranger 570 Full Size With Strut 16, Ranger 570 HD 19, Ranger 570 INTL 14, Ranger 570 Premium 21, Ranger 570 XP 16, Ranger 570-6 Full Size Crew 16-22, Ranger 900 Crew 14-19, Ranger 900 Crew EPS 14-19, Ranger 900 XP 13-19, Ranger 900 XP Crew 18, Ranger 900 XP EPS 18-19, Ranger 900 XP EU 15-16, Ranger 900 XP High Lifter 16, Ranger XP 1000 17, Ranger XP 1000 Crew 17, Ranger XP 1000 Crew EPS 17-18, Ranger XP 1000 Crew High Lifter 17-18, Ranger XP 1000 Crew Hunter 17, Ranger XP 1000 Crew NSTR 17, Ranger XP 1000 EPS 17, Ranger XP 1000 High Lifter 17, Ranger XP 1000 Hunter 17, Ranger XP 1000 NSTR 17, Ranger XP 1000 Ranch 17, RZR 570 EFI 12-20, RZR 570 EFI EPS 18-20, RZR 570 EU 15-18, RZR 570 S 17, RZR 570 Trail 21-22, RZR 570 Trail Premium 21