Profile: Voith Transmission manufactures products, which includes DIWA automatic bus transmissions, light rail transmissions & axle drives, universal joints & safeset torque limiting couplings, hydrostatic pumps, torque converters and constant fill fluid couplings. Voith couplings are designed to provide optimum efficiency and reliability. Voith turbo transmissions are robust, insensitive and wear-free-at extremely high mileages.