Sonnax
Founded in 1978, Sonnax has become a leading supplier to the automotive aftermarket. The company designs, manufactures and distributes replacement components for automatic transmissions, torque converters, drive shafts and related products worldwide. ln addition to serving the passenger vehicle aftermarket, Sonnax also has strong product offerings for the high performance and heavy-duty markets.
The Transmission Rebuilders Network
The Transmission Rebuilders Network is a world-wide network of over 1,000 actual transmission technicians, interacting on problems, fixes, diagnosis, hydraulics, functions, bench techniques, part locating & reviewing, homemade tools, assembly tips, and installation tips for the transmission repair industry. TRNI members share knowledge, experience, and advice on the science of rebuilding automatic transmissions and the art of managing a transmission shop.
TransGo
TransGo has provided engineering solutions for the automatic transmission repair industry since 1959.
Transmissions Rebuilders Network Worldwide
TRNW is a world-wide network of transmission technicians and trans-mission shop owners who discuss every aspect of running a transmission repair facility. TRNW members interact on everything from rebuilding tips, diagnostic help, parts locating, and the art of operating and managing a full-service transmission shop.
TRANSTAR
Transtar Industries, Inc., headquartered in Cleveland, Ohio, is the leading aftermarket transmission parts supplier to the automotive repair industry. Transtar has over 60 locations in the US, Puerto Rico, and Canada, and an international division that serves more than 70 countries around the globe.