ACT Policing is seeking witnesses to an alleged road rage incident along William Hovell Drive last Friday.

About 6.15pm on 31 May, the driver of a white Subaru station wagon was travelling westward along William Hovell Drive near the intersection of Coppins Crossing Road.

A white BMW 320i sedan rapidly approached the Subaru from behind and began driving in an erratic manner, weaving in and out of traffic and brake checking vehicles.

Police would like to speak to the driver of the BMW or anyone who may have dashcam footage of the incident. 

Anyone who can assist police is urged to contact Crime Stoppers on 1800 333 000, or via the Crime Stoppers ACT website.  Please quote 7762987. Information can be provided anonymously.