Drivetrain› Differentials and Rear-End Components
WINTERS
Ring & Pinion 4.11 w/o Bearing
SKU: W02O 5714 w/9147 Option
Advanced — 4+ hours
Description
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | WINTERS |
| Part Number | W02O 5714 w/9147 Option |
Videos
Oil specs & fill location: 8-inch racing rear // Winters Quick Change Tech
Sprint Car Quick Change Assembly // Winters Tech
Winters Performance Quick Change Units
Calculating ring and pinion ratio // Winters Quick Change Tech
Oil specs & fill location: 10-inch racing rear // Winters Quick Change Tech
What is a quick change rear end? // Winters Quick Change Tech
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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