I may be able to alleviate this by sacraficing some visuals and making a gap between the rear wall.
Upon outwards deformation of the body skirt, the seats clip through the body. The side trim/rub rails clip through the body. Working odometer that saves between game sesssions Look around the part selector for some variation Working dashboard switches, and custom sounds for emergency door alarm+air pressure alarm.
The body can slide forwards in a crash, and break off. Working school bus lights, with a choosable flash pattern This is a Freightliner FS-65 mod, with a Low Headroom Thomas Built Body, and a High Headroom Thomas Built Body.