Nissan Frontier is a pickup truck manufactured by Nissan. It has been produced since 1998, and it is currently in its fourth generation. The Frontier is offered in various configurations, including a crew cab, extended cab, and King Cab body styles, as well as rear-wheel drive or four-wheel drive. It is available with a range of engine sizes, ranging from a 2.5L four-cylinder to a 5.6L V8.