The 2010 Polaris Sportsman® 550 ESP ATV is engineered for extreme off-road performance. This powerful model is ideal for ATV trail riding, ATV hunting, and is the perfect utility ATV. Key features are:• 42 hp, 550 cc SOHC EFI engine• Electronic Power Steering (EPS)• Rolled Independent Rear Suspension (IRS)• Superior ergonomics