Precision Pinion Depth Measurement

Setting the correct pinion depth is the most critical step in any ring and pinion gear installation. The Ratech Pinion Depth Setting Tool for GM 7.5in and 7.625in 10-bolt rear ends takes the guesswork out of the process. Crafted from high-quality aluminum, this fixture is designed to provide consistent, repeatable measurements, ensuring your gear mesh pattern is perfect on the first try.

Why Use a Pinion Depth Gauge?

• Ensures proper gear contact pattern for quiet operation
• Prevents premature gear wear caused by incorrect depth
• Lightweight, durable aluminum construction for long-term shop use
• Designed specifically for GM 7.5 and 7.625-inch 10-bolt differentials
• Saves time by reducing the need for repeated trial-and-error setups

Whether you are a professional technician or a DIY enthusiast performing your first gear swap, this tool is an indispensable addition to your toolbox. Incorrect pinion depth is the leading cause of gear whine and premature failure in performance differentials. By using this precision fixture, you can verify your depth settings quickly and accurately, giving you the peace of mind that your rear end is built to last. Achieve professional results in your own garage with this essential tool from GGCRACING.