Several things can be said about the Chevrolet Avalanche 1500 series: including the polarizing reactions most buyers have towards their truck. The eight-cylinder engine is at the heart of the strong emotions, it is powerful for its class and delivers a large amount of torque.

Read more about the 2006 Chevrolet Avalanche 1500

The restyled Avalanche 1500 Z66 is equipped with a 5.3-liter eight-cylinder engine that utilizes 16 valves. The Vortec engine is mated to a General Motors four-speed transmission. This has resulted in an increase in horsepower and torque over the 2004 version.

Read more about the 2005 Chevrolet Avalanche 1500