The Forensic Crash Unit is investigating a fatal traffic crash involving a dirt bike in Redbank Plains on 16 April.
Police and emergency services were called at 9.13pm to Henty Drive following reports a green Kawasaki dirt bike had crashed.
The rider and sole occupant, a 53-year-old Redbank Plains man, died at the scene.
Investigations into the circumstances leading up to the crash are ongoing.
Anyone with vision that may assist with investigations is urged to contact police.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting or call 131 444.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.