2011 Polaris Sportsman 550 EPS, Low miles mileage ATV at a great price. Automatic with 4 Wheel Drive and independent rear Suspension. Save money over new and enjoy the great outdoors. 2011 Polaris Sportsman® 550 EPS The 2011 Polaris Sportsman® 550 EPS ATV is engineered for extreme off-road performance. Ideal for trail riding, hunting, and is the perfect utility ATV. For 2011: larger fuel tank, tires and more.