SONNAX’S NEW TH400 SMART-TECH® DRUM
Get increased wheel horsepower, better acceleration, less shock on the shifts and improved durability!
Designs and builds racing, custom and prototype racing transmissions followed by technical product support and parts sales world-wide. We work closely with a number of transmission component manufacturers on testing new ideas and we sell and support multiple transmission company products.
PSI Regulation
TH400 Parts
Bellhousings