The 2016 BMW 5 Series is a five-passenger four-door sedan available in four trim levels that correspond with different engines: 528i, 535i, 535d and 550i. The BMW 528i comes standard with 17-inch wheels, driver-selectable vehicle settings (altering steering, transmission response and throttle calibration), automatic and adaptive xenon headlights, LED accent lights, LED foglights, power-folding and auto-dimming heated mirrors, automatic wipers, a sunroof, cruise control, dual-zone automatic cruise control, a power tilt-and-telescoping steering wheel, 10-way power front seats with four-way power lumbar adjustment and driver memory functions, a 60/40-split folding rear seat and SensaTec premium vinyl upholstery. Standard technology features include the iDrive interface (knob/button controller and 10.2-inch display), a navigation system, voice controls, Bluetooth phone and audio connectivity, BMW emergency services, and a 12-speaker sound system with a CD player, HD radio, an auxiliary audio jack, a USB port, a media player interface and 20GB of digital music storage. Standard safety equipment for the 2016 BMW 5 Series includes stability and traction control, antilock disc brakes, front-seat side airbags, side curtain airbags and active front head restraints.