Description
A 4.56 ratio ring and pinion transforms your GM 10-bolt differential into a hard-charging gear set built for aggressive acceleration and high-RPM performance. Whether you’re building a street strip car, weekend racer, or high-horsepower daily driver, this 30-spline setup delivers the mechanical advantage you need to put power to the pavement without sacrificing drivability. The 8.5-inch GM platform is a proven, affordable foundation—pair it with quality installation and you’ll feel the difference off the line.
- 4.56 gear ratio
- 30-spline pinion
- 8.5-inch case
- GM 10-bolt compatible
- Complete ring & pinion kit
- Performance-oriented setup
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