Let's be honest: unless you work in the freight industry, it's easy to think of a semi-trailer as just a big cargo box on wheels. In reality, there's a whole variety of semi-trailers out there, each ...

Ever-increasing output from self-propelled foragers has seen contractors and farmers invest in bigger, higher-spec trailers to keep up. At the moment, 14t and 16t models are the most popular, but ...