Quote Originally Posted by janderson View Post
something else to think about. From Vic Roads

VicRoads Customer Service Hi Jeff – ADR 18/02 specifies for vehicles manufactured after January 1995 must have a speedometer that indicates the actual vehicle speed, for all speeds above 40 km/h, to an accuracy of ± 10 per cent.
Yet you can be booked for speeding within the 10percent... Go figure.