The 2013 GMC Sierra 3500HD is part of the vehicle's third generation. Available in five trims, this powerful full-size pickup truck showcases both style and capability. Engine options include a 6.0L V8 delivering 360-hp and a Turbo-Diesel 6.6L V8 RF engine with an impressive 397-hp. Both engines are paired with a 6-speed automatic transmission. Drivetrain options include both rear-wheel-drive (RWD) and four-wheel-drive (4WD). Top-of-the-line safety features encompass anti-lock brakes, stability control, and a set of six airbags. Infotainment features include a stereo with an AM/FM radio, a CD player, and satellite radio services. Despite its larger size, the 2013 GMC Sierra 3500HD handles well and provides a relatively smooth ride for such a heavy-duty vehicle.