Police have appealed for witnesses following a serious collision on the A944 Dunecht to Alford road on Saturday.
The incident happened around 2.30pm and involved a Seat Leon and a tractor with a trailer.
As a result of the collision the two occupants of the Seat Leon, a man aged 58 and a woman aged 59, were taken to Aberdeen Royal Infirmary with serious injuries.
Roads Policing Sgt Steve Milne said: “We are appealing for anyone who witnessed the collision or either vehicles prior to the collision to contact us on 101.
“It is understood a small 4x4 may have stopped directly after the accident in the Eastbound carriageway and the sole occupant may have seen the collision. We would appeal for the driver to contact us.”