Mercedes-Benz » Unimog 411
The basic model Unimog 401/402 has been updated in 1956 and became known as Unimog 411. It was available in "U30" and "U32" versions with 1.8-liter diesel engine "OM636" with an output of 30 or 32 hp and wheelbase of 1720 - 2120 mm. In 1957, a new synchronized gearbox instead of transmission with constant mesh tooth has been presented. Firstly, it was installed as an option, but since 1959 become standard equipment for all Unimogs.