It’s easy to neglect a trailer coupler even though it’s that one small link that can lead to a big disaster should components suddenly fail. A quick Google search on the subject revealed ‘Truck ...

Trailer upper coupler or bolster plate and kingpin inspection and maintenance is just as important as the inspection and maintenance of the fifth wheel. The following procedures are based upon ...

It’s been 14 years since repairing any trailer’s “ICC bumper” was a simple matter of cutting off the damaged section and welding on a straight piece of angle iron. Most trailers built since Jan. 26, ...

GREENSBURG, Ind. — A rollover involving one of his tanker trucks has prompted an Indiana-based entrepreneur to design an upper coupler that promises to improve safety and extend trailer life. Elvin ...