Available in LS, LT, and LTZ trims the Chevy Avalanche comes in one configuration, a half-ton, full-size pickup with four doors, room for up to six passengers and outfitted with a unique, fold-down rear bulkhead accessing an enclosed bed.

All Avalanche models come with a standard 320-hp 5.3-liter V8 FlexFuel engine with Active Fuel Management coupled to a six-speed automatic transmission.

Safety features that come standard on all models include front seat and side curtain airbags; LATCH rear-seat child safety seat anchors, Stabilitrak with Proactive Roll Avoidance and the OnStar crash-notification system.
Chevrolet Avalanche Exterior Specs
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• Engine: 5.3L Vortec V-eight-cylinder OHV and two valves per cylinder
• E85 / unleaded fuel
• Fuel economy: EPA (08):, 11 MPG city, 16 MPG highway, 13 MPG combined and 403 mi. range
• Multi-point fuel injection • 31.0-gallon fuel tank
• Power (SAE): 326 hp @ 5,300 rpm; 348 ft lb of torque @ 4,400 rpm
• Secondary fuel economy
• Secondary power: 320 hp @ 5,400 rpm; 335 lb ft @ 4,000 rpm

Chevrolet Avalanche Interior Specs
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• Front 12V power outlet(s)
• Fixed mast antenna
• Anti-theft protection
• Audio system with AM/FM radio, CD player (reads MP3 format) ; includes RDS , satellite radio
• Cargo area dimensions: length (inches): 98.2, front width (inches): 50.0, width between arches (inches): 50.0, height (inches): 22.5 and loading floor height (inches): 31.0
• Trip computer: includes average fuel economy, current fuel economy and range for remaining fuel
• Cruise control
• Front cup holders
• Floor covering: carpet in passenger compartment and plastic/rubber in load area
• Floor mats