Heavy Towing Tractor 18 ton [SdKfz 9]
SdKfz 9: 18 ton towing tractor and tank recovery vehicle
SdKfz 9/1: mount for 6 ton revolving crane
SdKfz 9/2: mount for 10 ton revolving crane
The workshop units of panzer divisions or units with tanks were also issued these vehicles with the cranes and as recovery vehicles to tow the tanks back to be repaired after they had been disabled. It took three 18 ton halftracks to tow a Tiger I/Panther for example.