All Wheel Drive Edmunds.com review Performance & mpg Under the hood is a 3.7-liter V6 good for 300 horsepower and 275 pound-feet of torque. The engine is mated to a five-speed automatic transmission with SportShift manual capability. An electromechanical all-wheel-drive system keeps this Acura's wheels firmly glued to the pavement. Maximum towing capacity is 5000 pounds. Safety The 2007 Acura MDX is no slouch when it comes to safety. Standard safety equipment includes front seat-mounted side airbags, full-length side curtain airbags, active front head restraints, stability control with a stabilizing feature for trailering, a tire-pressure monitoring system and antilock disc brakes with brake assist. Driving The 2007 Acura MDX handles with a nimbleness that surprised us. Equipped with the Sport package, the MDX's two-mode dampers soak up the bumps when necessary and firm up when the pace quickens. Overall, the MDX demonstrates a quickness and dexterity that makes it every bit as confidence-inspiring as high-performance rivals like the Porsche Cayenne and BMW X5. Safety The 2007 Acura MDX is no slouch when it comes to safety. Standard safety equipment includes front seat-mounted side airbags, full-length side curtain airbags, active front head restraints, stability control with a stabilizing feature for trailering, a tire-pressure monitoring system and antilock disc brakes with brake assist.