EPI Polaris RZR Pro S Wheel Bearing Hub Assembly

EPI Performance Wheel Bearing Hub Assembly for Polaris RZR Pro S

The EPI Performance Wheel Bearing Hub Assembly (WE301458) is a complete, direct bolt-in replacement for the OEM unitized hub assembly on 2025 Polaris RZR Pro S models. It replaces worn or damaged wheel bearings, hubs, and wheel studs in a single convenient package — no sourcing individual components.

Product Specifications

• Part Number: WE301458
• Replaces OEM: Polaris #1525346 and #1523674
• Bolt Pattern: 5/4.5 (5/114.3)
• Stud Size: 12mm x 1.5
• Position: Front or Rear
• Sold: Each (4 required for all 4 hubs)

Features

• Premium high-speed bearings with low drag and double lip seals on both sides for superior water and dirt exclusion
• High-performance grease with special rust inhibitors for demanding off-road applications
• Rubber-coated outside diameter wheel seals for an optimum seal at the hub
• Includes all bearings and seals needed to refit a wheel

Vehicle Fitment

• Polaris RZR Pro S 4 Premium (2025)
• Polaris RZR Pro S 4 Sport (2025)
• Polaris RZR Pro S 4 Ultimate (2025)
• Polaris RZR Pro S Premium (2025)
• Polaris RZR Pro S Sport (2025)
• Polaris RZR Pro S Ultimate (2025)

Frequently Asked Questions

How many do I need for a full hub replacement?
This assembly is sold each. You will need 4 units to replace all four hubs on your RZR Pro S.

What OEM part numbers does WE301458 replace?
WE301458 directly replaces Polaris OEM part numbers 1525346 and 1523674.

Does this fit both front and rear positions?
Yes, WE301458 fits both front and rear hub positions on compatible 2025 Polaris RZR Pro S models.

What bolt pattern is this hub assembly?
This hub assembly uses a 5/4.5 (5/114.3) bolt pattern with 12mm x 1.5 studs.