Police have renewed calls for assistance, following a devastating fatal crash in Hoppers Crossing.
A motorbike rider died after he collided with an e-bike on Heaths Road, near Morris Road, around 1.15pm last Wednesday, September 18.
The 38-year-old was taken to hospital where he died a short time later, the 23-year-old man riding the e-bike was taken to hospital with non-life threatening injuries.
Investigators are now urgently seeking dash cam footage from anyone who may have seen the crash, or know any information about it.
Police have asked anyone with information to contact Senior Constable Cameron Abock at the Westgate Highway Patrol on 9392 3111.