Provided herein is a slide window for a vehicle with which a slide panel can be smoothly moved to easily open and close an opening part without directly manipulating a slide panel 18. A movable body 36 that is moved by being driven by a drive unit 40 is provided, and the slide panel 18 is connected to the movable body 36 via a connection member 48. The slide panel 18 moves with the movement of the movable body 36 driven by the drive unit 40, whereby the opening part 14 is automatically opened and closed. The movable body 36 is guided by the guide sleeve 38, and moves along the slide panel 18. The guide sleeve 38 is positioned and mounted to the resin frame body 16 via guide sleeve brackets 42 provided on a resin frame body 16.