Major Crash Investigators are seeking information on a fatal crash in Jarrahdale on the afternoon of Monday, April 5.
Police said that a white Husqvarna motorcycle was being ridden east along Jarrahdale Road around 3.45pm when, about 300 metres east of Kingsbury Drive, it left the road and struck a tree.
The rider, a 31-year-old man from Kelmscott, died at the scene.
Police said the crash caused nearby bushland to catch fire and the Department of Fire and Emergency Services was called to put out the fire.
They are asking that anyone with dash-cam or mobile phone footage linked to the crash upload the vision via this link.
Police have also asked anybody who saw the white Husqvarna motorcycle prior to the crash, or who have any other information regarding the incident, to contact Crime Stoppers on 1800 333 000 or make an online report via www.crimestopperswa.com.au.