Officers are appealing for information following a serious collision in Mow Cop.
At around 8.40pm on Friday 16 July, officers were called to Chapel Street following reports of a collision involving a white KSR Moto Motorbike and a blue Nissan Pulsar.
The motorcyclist a 29-year-old man was taken to hospital with serious injuries.
He remains in a stable condition in hospital.
A 28-year-old man from Newport was arrested on suspicion of drug driving and driving without due care and attention.
He has since been released under investigation.
Anyone with any information or dashcam footage is asked to contact Cheshire Police on 101 quoting IML 1038833 or report it via the Cheshire Police website.
Alternatively, information can be passed on to Crimestoppers via 0800 555 111 or via the Crimestoppers website.