Buick GS 4L60E Driveline and Axles

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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.

A real-world guide to 4L60 transmission specs, strength, and swap tips.

Our hot rod expert takes you through his ford I beam axle setup. Follow as he sets up the front end on his split wishbone front suspension Model A.

In this Tech Tip, John responds to a customer request for our thoughts on an axle kit for his project.

In this Tech Tip, John answers a customer question about finding the right axle length for his 1931 Model A.

The Speedway Motors Tech Team created a quick how-to on squaring the front axle of your open wheel race car.

With the new housing and brakes installed, Jeff chooses new wheels and tires for his 1967 Chevelle. See how he gets the perfect fit with enough clearance for brakes, coilovers and even 15" wheels.

Learn how to assemble the front axle of a sprint car. See what tools are needed for assembly including an angle finder gauge tool and king pin reamer.