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

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

How to Assemble Our Ford 9 inch/8 inch Disc Brake Conversion Kits-Tech Talk

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.

Disc Brake Kit for a Ford 9-Inch Rear End

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.

Ford 8.8 Rear End ID Guide | Widths, Codes & 8.8 vs 9" 

Engine Family Facets

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Modified GM 8.875 Inch 12-Bolt Truck Disc Brake Kits

Modified GM 8.875 Inch 12-Bolt Truck Disc Brake Kits | Speedway Motors

Shop Modified GM 8.875 Inch 12-Bolt Truck Disc Brake Kits and get Free Shipping on orders over $175 at Speedway Motors.

Modified GM 8.875 Inch 12-Bolt Truck Disc Brake Kits

Modified GM 8.875 Inch 12-Bolt Truck Disc Brake Kits

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