Question An Anti-Lock Braking System (ABS): Answers Is not available for vehicles with air brakes. Is not helpful in most driving situations. Can help you maintain control when braking. Explanation Anti-Lock Braking Systems (ABS) are compatible with air brakes and help a driver maintain control of their vehicle by preventing wheel lockup. Take a FREE Practice Test Now This questions appears in the following tests: Arizona Knowledge Test Class A , Arkansas Knowledge Test Class A , Louisiana Knowledge Test Class A , Tennessee Knowledge Test Class B , Kentucky Air Brakes ,