Police have arrested a 28-year-old Parkdale man following a hit-run in Chelsea this morning.
It is believed a white utility struck a cyclist on the Nepean Highway near Chelsea Road about 5.40am.
The female cyclist, believed to be in her 40s, was taken to hospital by ambulance with life-threatening injuries.
It is understood the driver of the utility drove away from the scene.
The man was arrested in Broadmeadows and the car was located in Seaford about 8.15am.
The man is currently assisting police with their enquiries.
Investigators are keen to speak to anyone who may have CCTV or dash cam footage of the vehicles prior to, after or during the collision.
Anyone who witnessed the collision or has information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au
