The 2008 Saab 9-7X gets a new performance-oriented model this year. 9-7X is a traditional truck-type SUV that shares its basic design with the Chevrolet TrailBlazer and GMC Envoy. These SUVs differ from their Chevy and GMC counterparts by their specific suspension tuning, steering, brakes, and dashboard design. They seat five and have all-wheel drive. Three models are available. The 4.2i has a 285-hp 4.2-liter inline 6-cylinder engine. The 5.3i has a 300-hp 5.3-liter V8. New for 2008 is the 9-7X Aero, which has a 390-hp 6.0-liter V8. All models use a 4-speed automatic transmission. Maximum towing capacity is 6600 lb. Available safety features include ABS, traction control, antiskid system, and curtain side airbags. Aeros have sport suspension, specific exterior trim, and 20-inch wheels.