Ford Differential Covers

Learn what gear oils do for your differential and how to choose the best gear lubricant for your application's needs

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

The pros and cons of a welded diff vs open diff, plus what to know before learning how to weld your differential.

Learn how to ID a Ford 8.8 rear end by tag, width, and code. Compare 8.8 vs 9-inch axles, decode gear ratios, and find which Ford models used them.

A step by step guide on how to install an open drive conversion kit on a Ford Banjo rear end. View the list of tools and materials needed to complete this installation.

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.

Brief review of the different types of Ford alternators and regulators available through Speedway Motors.

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.

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

Advantages of using Speedway Motors weld-on rear disc brake kit for a Ford 9-Inch rear end. Learn some tips for installation. This kit includes IMCA approved brake calipers.