Have you ever wondered why some semi trucks have one set of wheels and others have two sets crammed together? That's because some semis use a single axle while others have tandem axles, but why is it ...
In the fourth episode of FourWheeler, Ian steps away from the custom LJ buggy of Episode 1, Episode 2, and Episode 3 and begins work on a new expedition travel rig. His vehicle of choice is a spacious ...