The 2005 Chevrolet Avalanche is a revolutionary and versatile full-size SUV-truck hybrid. Belonging to the first generation, it was offered in two trims - Z66 (for on-road use) and the Z71 (off-road ready). The Avalanche comes standard with a 5.3L V8 engine that generates 295 horsepower and 330 lb-ft of torque, mated to a four-speed automatic transmission with Rear Wheel Drive, with available Four Wheel Drive. It's renowned for the 'midgate' design, which allows the partition between the cabin and the cargo bed to fold, extending the cargo capacity. Technology features include a standard CD player and optional DVD-Audio. Safety amenities include standard front airbags and an available Stability Control system.