American Powertrain exists to help muscle car owners equip their cars with modern drivetrain technology, offering overdrive transmission systems, hydraulic clutch kits and a wide range of drivetrain related parts from diff to block. Since American Powertrain opened for business we have quickly become the world’s largest TREMEC dealer. Our installation parts and systems are proudly made right here in America for unmatched quality.Our staff of highly experienced enthusiasts has years of experience helping car owners and builders make the right drivetrain choices.


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Every project is different. From model and engine choice to driving style and rear end ratio every customer wants to make the best choices to make the car they are dreaming of a reality. Every American Powertrain ProFit™ transmission system is sold with your project goals in mind. From Corvette to ‘Cuda, Mustang to Monte Carlo and every muscle car, street rod, custom or classic truck in-between American Powertrain systems are engineered to help you get your shift together the right way for miles of smiles on the street, strip, road course or wherever your dreams take you. We know how important this is to you. That’s why we ask the right questions and then build you the best fitting, easiest to install and most comprehensively supported aftermarket powertrain solutions anywhere.

If you have a 4, 5 or 6-speed or even an automatic, American Powertrain has great parts to help you finish your project right.