disc brakes

Standard safety features include 4-wheel anti-lock

disc brakes, front side-impact airbags and overhead curtain airbags for both rows, Dynamic Stability Control with traction control and rollover sensor, front and rear parking sensors, tire pressure monitoring, auto-on headlamps, adaptive tail lamps and crash-activated headrests. BMW Assist emergency telematics are optional on the 35i and standard on the 50i and ActiveHybrid.