2011 Polaris Ranger 400, This unit comes with custom doors, LED light bar, top, front and and rear windshield. 2011 Polaris RANGER® 400 The 2011 Polaris RANGER® 400 is an incredible mid-size value. Its unmatched ride and 40 mph (64.4 kph) top speed make it perfect for farming, ranching, hunting and recreational riding.