GM 8.5 Inch 10-Bolt, Classic Truck Parts

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

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

Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

We can teach you some of the major differences between the Ford and GM-style T5 Flathead transmission adapter kits. We'll also walk you through choosing the correct parts in order to make this installation a breeze!

Learn how to assemble one of our bolt on nine-inch Ford disc brake kits in this step-by-step guide.

Need help with rear end identification for your muscle car or hot rod? Learn how to identify 9-inch Ford housings and how to measure your axles with our diagrams.

How to plan and execute a LS swap into any 1973-1987 Chevy/GMC K10 pickup truck.

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

Learn what are the best stock LS heads that will interchange to use on your budget 4.8, 5.3, 6.0, or 6.2 LS engine build