As the chief fastener attaching tractor to trailer, a fifth wheel plays a fundamental role in the safety and maneuverability of combination vehicles. Unfortunately, this “alpha part” status often gets ...
The JOST JSK37USB fifth wheel has been made standard for Kenworth's T680 on-highway truck. JOST says the fifth wheels are engineered for simplicity—they have only four movable parts—and ensure safety ...
Fifth wheels don’t attract a lot of attention. They just sort of sit there behind the cab, black and greasy. There’s often no mention of the things at spec’ing time, and seldom any thought about their ...