Description
Proper pinion depth is critical for rear differential performance—get it wrong, and you’re looking at premature wear, noise, and potential failure. This GM 10-bolt pinion setting tool eliminates guesswork by ensuring factory-correct depth on every build, whether you’re assembling a fresh differential or dialing in a gear swap. A precision tool that pays for itself the first time you avoid a torn-up ring gear.
- Material: 6061 aluminum
- Finish: Natural
- Span Range: 7.5–7.625 inches
- Application: GM 10-bolt rear differentials
- Fitment: Bolt-on installation
- Unit Quantity: Single tool
- Precision: Factory-spec accuracy






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