Description
If you’re running a Winters 8500 Series quick change rear end, swapping gear ratios between events is critical to optimizing performance across different tracks and conditions. This steel gear set gives you two proven ratios in one purchase—4.12 for top-end speed and 4.86 for acceleration and launch grip—without the downtime of sourcing multiple components. The 10-spline design ensures solid power transfer and eliminates slippage under load.
- Winters 8500 Series compatible
- 10-spline design
- 4.12 ratio included
- 4.86 ratio included
- Steel construction
- Sold individually
- High-strength material
- Track-proven durability






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