A fleeing driver dragged a police officer for about 75 metres in Eumemmerring.
The officer sustained non-life threatening lower body injuries and is being treated in hospital.
Police in an unmarked vehicle intercepted a car on Princes Highway near Lace Street, just before 12.15pm on Tuesday 11 July.
When they tried to speak to the driver he took off, dragging one of the officers.
Police urged any witnesses to call Greater Dandenong CIU on 9767 7558 or Crime Stoppers on 1800 333 000.