Truckers' Challenge: How Well Do You Know Big Rigs?Share:FacebookPinterestTwitterMail1. What is the name of the part that connects the trailer to the truck?4%Next Correct Incorrect The fifth wheel is the coupling device that connects the trailer to the truck's tractor unit. 1. What is the name of the part that connects the trailer to the truck? Fifth wheel Steering wheel Gear lever Drive shaft 4%
