The BJ557W is a direct-fit replacement upper and lower ball joint kit with snap ring, engineered for a wide range of Polaris Ranger, RZR, Sportsman, Scrambler, General, Brutus, and Hawkeye ATV and UTV models spanning 2006 through 2026. Designed to restore proper suspension geometry and reliable steering performance, this kit is built to OEM specifications for a straightforward, direct-fit installation.
Key Features:
- Complete Upper & Lower Kit – Includes both upper and lower ball joints with snap ring for a full suspension restore in one kit
- Direct OEM Replacement – Matches the original fit, form, and function of the factory ball joints
- Direct Fit Installation – Designed to install directly with no modifications required
- Restored Suspension Performance – Delivers proper suspension geometry and reliable steering control for safe, confident handling
- Durable Construction – Built to withstand the high-stress demands of ATV and UTV use including impacts, vibration, and heavy loads
- Includes Snap Ring – Complete hardware included for a full, ready-to-install repair
Fitment:
| Make | Model | Year Range |
|---|---|---|
| Polaris | ACE 570 | 2018–2019 |
| Polaris | ACE 900 EPS XC | 2017–2019 |
| Polaris | Brutus HD 900 | 2013–2014 |
| Polaris | Brutus HD 1000 | 2015–2018 |
| Polaris | General 1000 EPS | 2016–2019 |
| Polaris | General 1000 EPS Deluxe | 2018–2022 |
| Polaris | General 1000 EPS Deluxe Ride Command | 2020 |
| Polaris | General 1000 EPS Hunter Edition | 2018–2019 |
| Polaris | General 1000 EPS Limited Edition | 2019 |
| Polaris | General 1000 EPS Premium | 2018–2025 |
| Polaris | General 1000 EPS Ride Command | 2018–2019 |
| Polaris | General 1000 EPS Sport | 2020–2025 |
| Polaris | General 4 1000 EPS | 2017–2020 |
| Polaris | General 4 1000 EPS Deluxe | 2021–2022 |
| Polaris | General 4 1000 EPS Premium | 2021–2022 |
| Polaris | General 4 1000 EPS Ride Command | 2018–2020 |
| Polaris | General 4 1000 EPS Sport | 2025 |
| Polaris | Hawkeye 2x4 | 2006–2011 |
| Polaris | Hawkeye 4x4 | 2006–2007 |
| Polaris | PRO XD Full Size Diesel | 2022–2025 |
| Polaris | PRO XD Full Size Diesel Crew | 2022–2025 |
| Polaris | PRO XD Full Size Diesel Crew INTL | 2023–2025 |
| Polaris | PRO XD Full Size Diesel INTL | 2023–2025 |
| Polaris | PRO XD Full Size Gas | 2022–2025 |
| Polaris | PRO XD Full Size Gas Crew | 2022–2025 |
| Polaris | Ranger 4x4 500 EFI | 2009–2010 |
| Polaris | Ranger 4x4 700 | 2009 |
| Polaris | Ranger 4x4 800 EFI | 2010–2014 |
| Polaris | Ranger 4x4 800 EFI Crew | 2010–2014 |
| Polaris | Ranger 4x4 900 Diesel | 2011–2014 |
| Polaris | Ranger 4x4 900 Diesel Crew | 2012–2014 |
| Polaris | Ranger 570 Full Size | 2015 |
| Polaris | Ranger 570 Full Size Crew | 2015–2016 |
| Polaris | Ranger 570 XP Full Size | 2016 |
| Polaris | Ranger 570 XP Full Size Camo | 2016 |
| Polaris | Ranger 570 XP Full Size EPS | 2016 |
| Polaris | Ranger 6x6 800 | 2010–2016 |
| Polaris | Ranger 900 Crew | 2014–2019 |
| Polaris | Ranger 900 Crew EPS | 2014–2015 |
| Polaris | Ranger 900 XP | 2013–2019 |
| Polaris | Ranger 900 XP Crew | 2016–2019 |
| Polaris | Ranger 900 XP EPS | 2018–2019 |
| Polaris | Ranger 900 XP EU | 2015–2016 |
| Polaris | Ranger 900 XP High Lifter | 2016 |
| Polaris | Ranger 900D HIPPO MPS | 2014 |
| Polaris | Ranger 902 Diesel | 2019–2022 |
| Polaris | Ranger 1000 | 2020 |
| Polaris | Ranger 1000 Crew | 2020 |
| Polaris | Ranger 1000 Diesel | 2015–2018 |
| Polaris | Ranger 1000 Diesel Crew | 2015–2018 |
| Polaris | Ranger 1000 Diesel EU | 2015–2016 |
| Polaris | Ranger 1000 EPS | 2020 |
| Polaris | Ranger 1000 EPS BASE | 2018–2019 |
| Polaris | Ranger 1000 EPS Camo | 2020 |
| Polaris | Ranger 1000 EPS Crew Camo | 2020 |
| Polaris | Ranger 1000 EPS Full Size | 2020 |
| Polaris | Ranger 1000 EPS Full Size Crew | 2020 |
| Polaris | Ranger 1000 EPS HD MD | 2019 |
| Polaris | Ranger 1000 EPS Texas Edition | 2020 |
| Polaris | Ranger 1000 Premium | 2020 |
| Polaris | Ranger 1000 Premium Winter Prep | 2020 |
| Polaris | Ranger Diesel HST/Deluxe | 2014 |
| Polaris | Ranger Diesel INTL | 2014 |
| Polaris | Ranger HST | 2015–2017 |
| Polaris | Ranger XP 800 | 2012 |
| Polaris | Ranger XP 1000 | 2017 |
| Polaris | Ranger XP 1000 Crew | 2017 |
| Polaris | Ranger XP 1000 Crew EPS | 2017–2018 |
| Polaris | Ranger XP 1000 Crew High Lifter | 2017–2018 |
| Polaris | Ranger XP 1000 Crew Hunter | 2017 |
| Polaris | Ranger XP 1000 Crew NorthStar | 2017 |
| Polaris | Ranger XP 1000 EPS | 2017–2020 |
| Polaris | Ranger XP 1000 EPS Crew | 2019–2020 |
| Polaris | Ranger XP 1000 EPS Crew Mud | 2019–2020 |
| Polaris | Ranger XP 1000 EPS Crew NorthStar | 2018–2020 |
| Polaris | Ranger XP 1000 EPS Crew Premium | 2020 |
| Polaris | Ranger XP 1000 EPS Crew Texas Edition | 2020 |
| Polaris | Ranger XP 1000 EPS Mud | 2019–2020 |
| Polaris | Ranger XP 1000 EPS Premium | 2019–2020 |
| Polaris | Ranger XP 1000 High Lifter | 2017 |
| Polaris | Ranger XP 1000 Hunter | 2017 |
| Polaris | Ranger XP 1000 NorthStar | 2017–2020 |
| Polaris | Ranger XP 1000 Ranch | 2017 |
| Polaris | RZR 4 800 | 2010–2014 |
| Polaris | RZR 4 900 | 2015–2018 |
| Polaris | RZR 4 XP 900 | 2012–2014 |
| Polaris | RZR 4 XP Jagged X | 2013 |
| Polaris | RZR 570 EFI | 2012–2020 |
| Polaris | RZR 570 EFI EPS | 2018–2020 |
| Polaris | RZR 570 EU | 2015–2018 |
| Polaris | RZR 570 S | 2017 |
| Polaris | RZR 570 Trail | 2021–2022 |
| Polaris | RZR 570 Trail Premium | 2021 |
| Polaris | RZR 800 | 2008–2014 |
| Polaris | RZR 900 50/55 Inch | 2015–2017 |
| Polaris | RZR 900 50 Inch | 2018–2020 |
| Polaris | RZR 900 50 Inch EPS | 2018–2020 |
| Polaris | RZR 900 50 Inch MD | 2017 |
| Polaris | RZR 900 S 60 Inch | 2015–2020 |
| Polaris | RZR 900 Trail Premium | 2021–2023 |
| Polaris | RZR 900 Trail S Sport | 2021–2025 |
| Polaris | RZR 900 Trail Sport | 2021–2025 |
| Polaris | RZR 900 Trail Ultimate | 2021–2025 |
| Polaris | RZR 1000 60 Inch | 2016–2021 |
| Polaris | RZR 1000 Trail S Premium | 2021–2023 |
| Polaris | RZR 1000 Trail S Ultimate | 2021–2025 |
| Polaris | RZR S 800 | 2009–2014 |
| Polaris | RZR S 800 INTL | 2009–2014 |
| Polaris | RZR S4 1000 | 2019–2020 |
| Polaris | RZR XP 900 | 2011–2014 |
| Polaris | Scrambler 850 | 2015–2026 |
| Polaris | Scrambler 850 EU | 2015 |
| Polaris | Scrambler 850 HO/EPS | 2013–2014 |
| Polaris | Scrambler 850 MD | 2015 |
| Polaris | Scrambler 850 XP HO EPS | 2014 |
| Polaris | Scrambler 850 XP HO EPS INTL | 2014 |
| Polaris | Scrambler 1000 EU | 2017 |
| Polaris | Scrambler 1000 MD | 2015–2017 |
| Polaris | Scrambler 1000 Tractor | 2016–2018 |
| Polaris | Scrambler 1000 XP | 2015–2018 |
| Polaris | Scrambler 1000 XP EU | 2015–2020 |
| Polaris | Scrambler 1000 XP HO EPS | 2014–2015 |
| Polaris | Scrambler 1000 XP HO EPS INTL | 2014 |
| Polaris | Scrambler 1000 XP Tractor | 2019 |
| Polaris | Scrambler 1000 XP ZUG | 2017–2019 |
| Polaris | Sportsman 300 4x4 | 2008–2010 |
| Polaris | Sportsman 400 HO 4x4 | 2008–2010 |
| Polaris | Sportsman 550 | 2011–2013 |
| Polaris | Sportsman 550 EPS | 2010–2014 |
| Polaris | Sportsman 550 X2 | 2010–2014 |
| Polaris | Sportsman 550 X2 EPS LE | 2014 |
| Polaris | Sportsman 550 X2 INTL | 2014 |
| Polaris | Sportsman 550 XP | 2009–2014 |
| Polaris | Sportsman 550 XP EPS | 2009 |
| Polaris | Sportsman 550 XP EPS HD INTL | 2014 |
| Polaris | Sportsman 850 SP | 2015–2019 |
| Polaris | Sportsman 850 | 2021–2026 |
| Polaris | Sportsman 850 High Lifter | 2016–2024 |
| Polaris | Sportsman 850 Mud Edition | 2025–2026 |
| Polaris | Sportsman 850 Premium | 2021–2026 |
| Polaris | Sportsman 850 Premium Trail Package | 2020 |
| Polaris | Sportsman 850 Trail | 2025–2026 |
| Polaris | Sportsman 850 Ultimate Trail Edition | 2021–2024 |
| Polaris | Sportsman 850 XP HO EPS MD | 2015 |
| Polaris | Sportsman Forest 550 | 2011–2014 |
| Polaris | Sportsman Forest 850 | 2011–2015 |
| Polaris | Sportsman Forest 850 EU | 2015 |
| Polaris | Sportsman Forest 1000 EU | 2015 |
| Polaris | Sportsman Touring 550 EPS | 2010–2014 |
| Polaris | Sportsman Touring 550 XP EPS | 2012 |
| Polaris | Sportsman Touring 850 | 2021–2025 |
| Polaris | Sportsman Touring 850 EPS | 2014 |
| Polaris | Sportsman Touring 850 INTL | 2014 |
| Polaris | Sportsman Touring 850 Premium | 2026 |
| Polaris | Sportsman Touring 850 SP | 2015–2020 |
| Polaris | Sportsman Touring 850 SP EU | 2015 |
| Polaris | Sportsman Touring 850 SP MD | 2015 |
| Polaris | Sportsman Touring EPS 850 | 2010–2013 |
| Polaris | Sportsman Touring EPS 850 HO | 2013 |
| Polaris | Sportsman Touring 1000 | 2015–2025 |
| Polaris | Sportsman Touring 1000 MD | 2016 |
| Polaris | Sportsman Touring 1000 Tractor | 2018 |
| Polaris | Sportsman Touring 1000 XP EGI | 2020 |
| Polaris | Sportsman Touring 1000 XP Trail | 2026 |
| Polaris | Sportsman X2 850 | 2011 |
| Polaris | Sportsman XP 850 | 2009–2013 |
| Polaris | Sportsman XP 850 EPS | 2009–2014 |
| Polaris | Sportsman 1000 High Lifter | 2016–2024 |
| Polaris | Sportsman 1000 MD | 2015–2016 |
| Polaris | Sportsman 1000 XP | 2015–2021 |
| Polaris | Sportsman 1000 XP EU | 2017–2020 |
| Polaris | Sportsman 1000 XP Hunt Edition | 2024–2025 |
| Polaris | Sportsman 1000 XP MD | 2017 |
| Polaris | Sportsman 1000 XP Mud Edition | 2025–2026 |
| Polaris | Sportsman 1000 XP S | 2025 |
| Polaris | Sportsman 1000 XP Tractor | 2016–2019 |
| Polaris | Sportsman 1000 XP Trail | 2020 |
| Polaris | Sportsman 1000 XP Ultimate | 2025–2026 |
| Polaris | Sportsman 1000 XP Ultimate Trail | 2022–2024 |
| Polaris | Sportsman 1000 XP ZUG | 2016–2019 |