The F-150 is available in five trim levels, including XL, XLT, Lariat, King Ranch and Platinum. Standard equipment on the entry-level XL model starts with 17-inch steel wheels, air-conditioning, cloth upholstery, a 40/20/40-split front bench seat, 60/40-split rear seats (extended and crew cabs), a tilt-and-telescoping steering wheel, manual mirrors and windows, manual locks and a four- or six-speaker sound system with a 4.2-inch display and four speakers (six speakers in crew cab models). The main option for the XL is Equipment Group 101A. That includes the XL Power Equipment Group that adds automatic headlights, daytime running lights, power mirrors and windows, power door and tailgate locks and keyless entry. Also part of the 101A package are cruise control, a 4.2-inch information display, Ford's Sync voice control and smartphone integration system, Bluetooth phone and audio connectivity and USB and auxiliary audio input jacks for the sound system. The next step up is the XLT trim level, which adds the content of the 101 package plus 17-inch alloy wheels, foglights, chrome exterior trim and extra interior storage. The next step up is the XLT trim level, which adds the content of the 101 package plus 17-inch alloy wheels, foglights, chrome exterior trim and extra interior storage. Option groups on the XLT include a 301A package that adds heated mirrors, driver-side and rearview auto-dimming mirrors, a rear window defroster, a Class IV trailer hitch, an eight-way power driver seat (with power lumbar), a leather-wrapped steering wheel, power-adjustable pedals, rear under-seat storage, a rearview camera and a seven-speaker sound system with satellite radio. Standard safety features on the 2015 Ford F-150 include antilock disc brakes, stability and traction control, trailer sway control, front-seat side impact airbags and full-length side-curtain airbags.