Description
Quick ratio changes are essential for competitive racing, and the Winters 8500 Series delivers two proven gear ratios in one efficient package. With 4.12 and 4.86 options, you can dial in the perfect setup for track conditions without swapping entire rear end assemblies. Built from durable steel and engineered for 10-spline quick change systems, this gear set combines reliability with the flexibility serious racers demand.
- Series: 8500
- Spline count: 10
- Primary ratio: 4.12
- Secondary ratio: 4.86
- 4.12 gear splits: 7.76 / 2.19
- 4.86 gear splits: 9.14 / 2.58
- Material: Steel
- Installation: Quick change compatible
- Fitment: 10-spline quick ends
- MPN: WIN8558






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