GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

GM 10-Bolt Identification and Upgrades | 7.625, 7.5, 8.2, 8.5, 8.6

Read up on GM 10 bolt ring and pinion installation instructions. Follow along as our employee Zach installs a GM 10 bolt rebuild kit from Motive Gear.

GM 10 Bolt Rebuild Instructions

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.

GM 12-Bolt Rear End Identification & Upgrade Guide

Steve provides a step-by-step guide to install the Speedway Motors GM 10-Bolt Polished Finned Aluminum Rear End Cover.

GM 10-Bolt Polished Finned Aluminum Rear End Cover Installation Guide

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Replacing a G-Body 7.5" Bolt Rear End

Here are some suggestions about which tools can make your life easier while building body panels.

10 Best Sheet Metal Tools for Racing

In this Tech Tip, John responds to a customer looking to upgrade the 8” stock differential in his Cougar to a 9” open diff.

8 Inch to 9 Inch Upgrade

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Installing 3" Ram Horn Manifolds on a C/10

Not sure which steering wheel adapter is right for your project? The experts have you covered with this chart detailing Grant-3 Bolt , GT-3, and GT-9.

Grant-3 Bolt, GT-3 and GT-9 Steering Wheel Adapter Chart

Ever had brand new bolts or nuts bind up on you? Take a minute to read through the steps you should take anytime you’re building an engine or installing new hardware.

How to fix binding Nuts and Bolts

Engine Family Facets

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GM 8.5 Inch 10-Bolt, Technical Books

GM 8.5 Inch 10-Bolt, Technical Books | Speedway Motors

Shop GM 8.5 Inch 10-Bolt, Technical Books and get Free Shipping on orders over $199 at Speedway Motors.

GM 8.5 Inch 10-Bolt, Technical Books

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Car Tech SA310 How-To Rebuild Chevy Differentials Book,10/12-Bolt