LINK TO PART ONE:    • PART ONE How to rebuild GM 10-bolt re...  

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Complete, step-by-step guide on how to rebuild a GM 10-bolt rear differential with 8.5" or 8.6" ring gear. This rear end was used in many GM vehicles including Chevy Tahoe, Silverado, Suburban, and Avalanche as well as a handful of RWD cars. It was also used in the Cadillac Escalade as well as the GMC Sierra and Yukon.


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You can do this with regular tools, but some specialty tools are required for gear setup as well as making the job easier. Here are some links where you can buy the rebuild kit as well as the special tools:

The bearing kit I used (CHECK fitment for your vehicle!): https://amzn.to/3GFNwbl

Pulley holder tool: https://amzn.to/3w3CiZi

Shim driver: https://ebay.us/EyBYeH

Dial indicator for checking backlash: https://amzn.to/3Xt5CUv

Pry bar set (your best friends!): https://amzn.to/3ZsgPqe

18" breaker bar: https://amzn.to/3H3hxD3