Emergency services attended a fatal collision in Truganina on Tuesday (Oct. 18).

It is believed a motorcyclist hit a parked truck and then an oncoming van on Agar Drive just after 6pm.

The male rider died at the scene.

The exact cause of the crash is being investigated.

Anyone who witnessed the collision, or with dashcam is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au