This page has specialist questions for heavy vehicle drivers regarding Class 3 and 5 heavy vehicle speed.

You can use these questions to test yourself, or have a friend or family member test you.
If you don’t know the answer, click on the link underneath the question to find out.

17 What is the maximum speed limit for a heavy motor vehicle towing a semi-trailer or semi-trailers? _____ km/h

Open road speed limits