Detectives are appealing for witnesses following a fatal collision in Windmill Road, Mitcham.
Police were called by London Ambulance Service at 10:56hrs on Monday, 12 February, to reports of a collision involving a motorcycle at Windmill Road, Mitcham.
Officers, London Ambulance Service and London's Air Ambulance attended.
The rider of the motorcycle - a man believed to be aged in his 30s - was pronounced dead at the scene at 11:29hrs.
Enquiries are underway to confirm the man's identity and contact next of kin.
A post-mortem examination will be arranged in due course.
Enquiries continue to establish the circumstances of the collision.
Any witnesses, or anyone with information or footage, is asked to contact the Serious Collision Investigation Unit at Chadwell Heath on 020 8597 4874 or via @MetCC