An image forming apparatus includes a unit housed in an apparatus body and configured to contribute to image formation, a driving source disposed in the apparatus body and configured to apply a driving force to the unit, an opening formed in the apparatus body, a door configured to form a conveyance path for conveying a recording material, and movable between a first position, where the opening is closed, and a second position, where the opening is opened, and a transmission unit configured to transmit the driving force from the driving source to the unit when the door is at the first position and to urge the door in a door closing direction.