Have you ever wondered why some semi trucks have one set of wheels and others have two sets crammed together? That's because some semis use a single axle while others have tandem axles, but why is it ...

All-steel, tandem-axle, semi-bottom-dump trailer is for severe-duty applications is 30 percent lighter, has 300 percent greater structural integrity, and accommodates 12.5 percent greater load ...

TORONTO, Ont. – The Ontario Ministry of Transportation (MTO) is now allowing carriers to apply for permits to operate smart lift axles on trailers, and longer tractors with multi-axle trailers. The ...