Airbags and head restraints aren’t legally required on large commercial vehicles, although some vehicles may have them. The driver’s-side airbag deploys out of the steering wheel at very high speed, which can seriously injure you if you move forward in a crash. Therefore, even if your vehicle is equipped with airbags, you must wear your seatbelt. You must also allow at least 25 cm (10 inches) of space between your chest and the airbag unit in the steering wheel. These measures will minimize the risk of injury if the bag deploys