Jimmy’s Custom Speed Shop specializes in custom semi-truck transmissions, slipper clutch rebuilding, and over-the-road drivetrain solutions. Based in Hamilton, Michigan, the business serves racers and commercial operators with application-specific builds and direct communication with the builder.
The website brings service information, racing oil products, and technical resources into one destination. Visitors can explore their application, access the Gear Analyzer, and submit detailed build inquiries that help the team understand their truck and requirements.
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