Police are appealing for witnesses following a collision on the A56 Chester Road in Warrington.
At 6.40pm on 22 June an Audi Q5 and a Honda CRB Fireblade were in collision on the A56 Chester Road at its junction with Hobb Lane in Warrington.
The rider of the motorbike, a 33-year-old man, was taken to Aintree Hospital with serious injuries. His pillion passenger, a 14-year-old boy, is believed to have minor injuries.
The driver and passenger of the car are believed to have been uninjured.
Anyone who witnessed the collision or has dashcam footage is asked to contact police on 101 or by going to https://www.cheshire.police.uk/contact/general-enquiries/ making sure you quote IML 435442.
You can submit dashcam footage by going to https://www.cheshire.police.uk/advice-and-support/roads-and-vehicle-safety/submit-dashcam-footage/