Available in a King Cab or four-door Crew Cab body style, a long bed model can also be opted for with the Crew Cab variant of the 2014 Nissan Frontier. A 261-horsepower 4-liter V6 engine can power the King Cab or Crew Cab versions of the 2014 Nissan Frontier. A lower-cost four-cylinder engine generating 152 horsepower is available only on the King Cab version. Five trim levels are available on the 2014 Nissan Frontier line-up. Offered as a no-frills truck, the S trim level of the 2014 Nissan Frontier is fitted with manual door locks and hand crank windows. Removable underseat storage, speed-sensitive power steering and a 12-volt power outlet is standard on the 2014 Nissan Frontier S trim. An upgrade to 16-inch aluminum alloy wheels and power windows is included on the SV trim versions of the 2014 Nissan Frontier. The DR model is the only two-wheel drive version of the 2014 Nissan Frontier King Cab to include a five-speed automatic transmission as standard. Four-wheel drive 2014 Nissan Frontier pickup trucks can also opt for the off-road capable PRO-4X fitted with an electric rear locking differential. Only available with the 2014 Nissan Frontier Crew Cab, the SL trim is a premium equipped pickup truck featuring standard power-operated leather seating, auto dimming rearview mirror, HomeLink universal remote and 18-inch alloy wheels. For the 2014 model year, the Nissan Frontier’s optional navigation system is enhanced with smartphone integration and improved voice recognition.