You probably have seen one of those reflector-tape adorned bars hanging below the tractor-trailer in front of you at a red light or out on the highway. Turns out it's known as a Mansfield bar, and ...

That quilted pattern spotted on the rear doors of some semi-truck trailers may look good, but it also has a larger purpose.

Tesla Cybertruck pre-production models reveal the rear light bar and, for the first time, the infotainment user interface and graphics. autoevolution ... similar to Tesla Semi delivered to PepsiCo.