You've probably noticed those giant flaps mounted on the backs of many semi-trailers you see on the highway. Here's what they ...

Witness the awe-inspiring transformation of a neglected semi-trailer truck into a fully restored Mercedes Benz powerhouse.

Peterbilt 367 will be up for grabs to the highest bidder featuring a 915 ci Cummins ISX engine and an Eaton-Fuller RT-18 ...

If you've ever looked closely at an empty flatbed semitruck trailer, you might have noticed a pronounced bend in its shape. So why do flat trailers look curved?

A semi-trailer was engulfed in flames on I-15 south of Nephi on Sunday, June 1. The incident backed up traffic as officials worked to clear the scene. (Photo: Utah Department of Transportation) ...

Two stolen semi-trailers were recovered by officers, and four men were arrested on Monday afternoon, the Phoenix Police Department said.

About 24,000 pounds of agricultural fertilizer was spilled Wednesday when a train collided with the trailer of a semi truck in Nelson, across the Mississippi River from Wabasha.

A semi-trailer driver was unharmed after his vehicle was hit by a train in Nelson, Wisconsin, resulting in a spill of ammonium nitrate.

The Cyclauto modular cargo bike features a unique semi trailer design. Swap trailers for different tasks, boosting versatility and maneuverability.

Jaguar XK120 roadster with deep historical provenance and classic British style is now up for grabs on Bring a Trailer, offered at no reserve. The vintage sports car is being sold by a dealer ...