His car overturned and hit a large motorway sign in the early hours of Monday morning.
A 24 year old man from Liversedge has been seriously injured in a crash on the M621 in the early hours of this morning.
He was driving a black Renault Megane Coupe towards Leeds city centre at around 3.40am on Monday morning, close to junction 27 of the M62 at Ikea.
His car left the carriageway and overturned before colliding with a large motorway sign causing extensive damage to the vehicle.
He was taken to Leeds General Infirmary where he remains in a serious condition.
Anyone who witnessed the incident or who saw the vehicle in the area in the time leading up to the collision is asked to contact PC 571 Richard Whiteley of Safer Roads and Neighbourhood Support East via 101 quoting log number 145 of March 12.