Description
Quick ratio changes are critical when you’re chasing lap time improvements or adapting to variable track conditions—this Winters gear set eliminates downtime between setup adjustments. The 4.12 and 4.86 ratios give you the flexibility to optimize acceleration and top-end performance without swapping entire differentials. Built from steel with proven durability in competitive racing, this is engineered for drivers who demand reliability under sustained high-load conditions.
- Series: 8500
- Spline Count: 10
- Ratio Options: 4.12, 4.86
- Material: Steel
- Installation: Bolt-on replacement
- Fitment: 8500 Series differentials
- Sold: Individual set
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