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Mercury Comet

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Driveline and Axles

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Differentials

Rear Axle Family

Ford 9 Inch

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

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

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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 9-Inch Housing Identification and Axle Measurement

Ford 9-Inch Housing Identification and Axle Measurement

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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 Measure and Cut 9 Inch Ford Axles

How to Measure and Cut 9 Inch Ford Axles

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In this video, we go through the process of measuring and cutting 9" Ford axles.

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

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

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

Disc Brake Kit for a Ford 9-Inch Rear End

Disc Brake Kit for a Ford 9-Inch Rear End

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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.

8 Inch to 9 Inch Upgrade

8 Inch to 9 Inch Upgrade

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

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