A vehicle includes a roof, an opening in the roof, and a window that is located forward from the opening, wherein the window has an upper end and the window is free from non-translucent structures near the upper end. A movable panel is connected to the roof for movement forward and rearward relative to the roof between a closed position and an open position. A seal is connected to the movable panel. The seal engages the window when the movable panel is in the closed position and the seal is disengaged from the window when the movable panel is in the open position.