The 2014 Ram 2500 heavy-duty pickup is available in Tradesman or SLT trims; the Crew Cab in Tradesman, SLT, Power Wagon, Laramie and Longhorn; and the Mega Cab in SLT, Laramie and Longhorn trims. The Tradesman comes with 17-inch steel wheels, black grille/bumpers, power heated mirrors, a 40/20/40-split front bench seat, air-conditioning, cruise control, a tilt steering wheel and a six-speaker stereo with USB/iPod integration and an auxiliary audio input. The SLT adds chrome exterior trim, 18-inch steel wheels, an integrated trailer-brake controller, a power sliding rear window, keyless entry, full power accessories, Bluetooth phone and audio connectivity, a 5-inch touchscreen audio interface and satellite radio. Most of these amenities are optional on the Tradesman. The Laramie features all of the above equipment as standard, while adding rear parking sensors, dual-zone automatic climate control, leather upholstery, a six-way power front-passenger seat, heated front seats and steering wheel, auto-dimming mirrors and an upgraded 10-speaker audio system. The Longhorn adds color-keyed bumpers, a spray-in bedliner, a remote ignition, front bucket seats, power-adjustable pedals, heated rear seats, a navigation system and HD radio.