Description
A 3.73 ring and pinion ratio transforms your GM 10-bolt rear into a responsive, quick-accelerating powerhouse—ideal for street performance, bracket racing, or aggressive driving where mid-range torque delivery matters. This bolt-on kit replaces your factory gears without requiring differential modification, letting you dial in the exact gear ratio your build demands. Whether you’re chasing better launch characteristics or maximizing fuel economy on the highway, a proven 3.73 ratio strikes the balance most street and strip enthusiasts seek.
- Ratio: 3.73
- Spline: 30-spline pinion
- Housing: 8.5 in
- Carrier: GM 10-bolt
- Style: Complete kit
- Installation: Bolt-on
- Material: OEM-spec steel
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