Description
RZR Pro S Complete Bottom End Rebuild Kit
Built for 2025-2026 Polaris RZR Pro S Sport, Premium, and Ultimate models, this kit combines an HD twin crankshaft and forged connecting rods with the specified bearings, chains, gaskets, and seals.
This Kit Includes
- Oil Seal Set
- Timing Chain
- Oil Pump Chain
- HD Twin Crankshaft
- Forged Connecting Rods
- Balance Shaft Bearings
- Complete Gasket Kit
- Complete Bearing Kit
Crankshaft, Rods and Bottom End Components
The HD twin crankshaft and forged connecting rods are paired with a complete bearing kit and balance shaft bearings. The kit also includes the timing chain, oil pump chain, complete gasket kit, and oil seal set.
Compare RZR Pro S Crankshaft and Rod Options
If your rebuild calls for a different parts package, compare the Polaris RZR Pro S Crankshaft and Rod Kit. REV6 also offers the Polaris RZR Pro S Crankshaft separately.
RZR Pro S Engine Rebuild Options
For engine work beyond the bottom end, see the Polaris RZR Pro S Big Turbo Engine Rebuild Kit 300+ HP Upgrade or the Polaris RZR Pro S Big Turbo Complete Engine Rebuild Kit 300+ HP Upgrade.
Questions About Your RZR Pro S Rebuild?
This kit is backed by a 1-year parts warranty. Review the REV6 Warranty Policy for warranty information. For help confirming fitment or choosing parts for your 2025-2026 Polaris RZR Pro S, contact REV6.













