Retail prices: 1500 2WD ($30,465); 1500 4WD ($33,465); 2500 2WD ($32,365); 2500 4WD ($35,365).

Avalanche 1500 models are powered by a 5.3-liter Vortec V8 rated at 285 horsepower and 325 pounds-feet of torque. It comes with the 4L60-E four-speed automatic and is rated to tow 8100 pounds.

Avalanche 2500 Series models use the new Vortec 8100, an 8.1-liter V8 rated at 340 horsepower. It comes mated with a 4L85 heavy-duty automatic transmission with overdrive and tow haul mode. 2500 Series models ride on rear leaf springs in place of the 1500's five-link coil springs with automatic load leveling. 2500s are rated to tow up to 12,000 pounds.

A special North Face Edition is available as a 4WD 1500 model that features Chevy's Z71 suspension, green and black seats, special door trim, floor mats with North Face logos, a white instrument cluster, badges on the C-pillars. Sage Green, an exterior color, will be unique to the North Face Edition, with Sunset Orange, Onyx, Black, Pewter and Summit White available as well. Also included are two Summit Pod backpacks, as well as Water Duffalo storage bags, which will initially be exclusive to Avalanche.