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Polaris RZR Pro R rear differential (PN 1336923). 4.11 gear-ratio OEM gear differential with A383 aluminum case and SAE5120 steel ring/pinion. Low-mileage OEM take-off.
These are curated low-mileage OEM Polaris take-off parts sourced from Pro R Factory motorsport teams and replaced at short service intervals for reliability. Each part is inspected, documented, and offered as a practical replacement or spare for racers, recreational riders, and customers looking for genuine Polaris components with usable life remaining.
- Condition: Used, 1,000 miles max
- OEM Part Number: 1336923
- Fitment: Polaris RZR Pro R / Pro R Factory where confirmed
- Position: Rear
- Notes: Pro R Factory motorsport team take-off; replaced at a preventative service interval for reliability.
Used Part Disclaimer: These parts are sold as-is with the stated mileage. Visible cosmetic wear from service use is normal. Buyer is responsible for verifying suitability and final fitment before installation. Contact sales@doublezeropowersports.com with questions about condition or fitment before ordering.