Tag: differential gears

For me, using a pinion depth gauge is the best way to measure pinion depth and finding the perfect pinion shim. It’s way more accurate than going by gear tooth pattern and saves a bunch…

This video chronicles what I went through to diagnose a whining noise coming from the 10 bolt (8.5” 30 spline) differential of my 1990 C1500 truck (GMT400/OBS). The noise has been there ever since I…