Suffolk Police are appealing for information following a collision in Ipswich on Sunday.
Police were called on Sunday 30 July at 3.30am to reports of a single vehicle collision on Marlow Road close to the junction with Galway Avenue.
It is believed the motorcycle was travelling along Marlow Road, away from Ulster Avenue at the time of the collision.
The motorcyclist, a man in his 20s, suffered injuries and was taken to hospital, where he remains in critical condition.
Police are interested in hearing from any witnesses to the collision or anyone who may have seen a white motorcycle being ridden in the Marlow Road or surrounding areas prior to 3.30am on Sunday morning (Sunday 30 July).
Anyone with any information should contact Roads Policing on 101 quoting CAD reference 73 of Sunday 30 July.
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