The 2006 Armada is a 4-door, up to 8-passenger sport-utility, available in 5 trims, ranging from the 4X2 SE to the 4X4 LE. The 2006 Armadas closest competitors include the Buick Rainier, the GMC Yukon XL, and the Toyota Sequoia. , , Upon introduction, the 4X2 SE is equipped with a standard 5.6-liter, V8, 305-horsepower engine that achieves 13-mpg in the city and 19-mpg on the highway. The 4X4 LE is equipped with a standard 5.6-liter, V8, 305-horsepower engine that achieves 13-mpg in the city and 18-mpg on the highway. A 5-speed automatic transmission with overdrive is standard on both trims. , , The 2006 Armada is a carryover from 2005.