Today's special features products at a special Internet only price! Check back daily to get your transmission, converter, or components at a great price. Click here for Today's Special...

Coan Engineering is the Home of the Big Dog transmissions! It includes our very own Super Shaft and Super Drum. Click here for pricing...

Xtreme Series 9" bolt-together converter offers unmatched tuning capabilities while providing Do-It-Yourself maintenance. This converter is perfect for nitrous racers who use various tune-ups; simply change stators to match your combination. Click here for pricing...

Welcome to CoanRacing.com your online source for automatic transmissions and torque converters. Coan Engineering has been producing cutting edge performance products for nearly 30 years and is committed to building you "A Winning Combination".

At Coan Engineering, we specialize in custom designed transmission and torque converter packages for drag racing, monster truck racing, circle track racing, and street performance. Our engineering staff relies on state of the art methods to produce championship winning components.