A vehicular glass roof panel assembly includes a perimeter frame portion, a glass panel adhesively bonded to the perimeter frame portion, and side rails adhesively bonded along opposite side regions of the perimeter frame portion. The perimeter frame portion includes a plurality of latching elements configured to latch the vehicular glass roof panel assembly at a vehicle roof of a vehicle. With the latching elements latching the vehicular glass roof panel assembly at the vehicle roof, the glass panel extends across the vehicle roof and the side rails extend above respective side doors of the vehicle.