After a full rebuild this Caterpillar D4 7U finally moves under its own power Discover the process challenges and rewarding moment of bringing a classic machine back to life. #Caterpillar ...

A beginner’s look at operating the classic Caterpillar D4-7U. Watch as I test the controls, move earth, and put the machine through real work for the very first time. How dangerous is Lake Mead? Dive ...