TORONTO, Ont. — The Ontario Trucking Association (OTA) announced today that the Ministry of Transportation (MTO) has officially formalized permit programs for the use of smart lift-axles (SML) on semi ...

Permits are available for semi-trailers and double trailer combinations and for the use of longer tractors (up to 6.8-meter wheelbase) pulling multi-axle semi-trailers. They’ll cost $440 per trailer ...

The kingpin is located underneath the front axle of a semi-trailer. It's a small, sturdy metal pin that typically comes in two standard sizes: 2 inches and 3.5 inches.

MATS, LOUISVILLE, KY -- The Bendix TABS-6 Advanced trailer roll stability system now offers automatic lift axle control, which can help reduce tire wear and fuel consumption by maintaining proper ...

Semi-trailer Goods road vehicle with no front axle designed in such way that part of the vehicle and a substantial part of its loaded weight rests on the road tractor. From September 2003 all trailers ...