Try a Practice LORRY Theory Test Question (62 of 104)
Q: Your vehicle is fitted with a 'diff-lock'. When would you normally use it?
A:
While driving on straight roads
A:
While towing an empty trailer
A:
While driving on muddy construction sites
A:
While uncoupling a trailer
|<< Start
<< Previous Q
Next Q >>
Learn your theory >>
If you're looking for an earlier driving test we can help:
www.driving-test-cancellations-4all.co.uk