The 2011 Polaris Sportsman 550 is a half-liter-class machine ... loaded with premium parts and cutting no corners, the Sportsman 550 is the ideal choice for those in search of solid off-road ...

Rode the base model half-liter ATVs and felt there was something missing? The 2009 Polaris Sportsman 500 H.O. may have just the right recipe to make you smile: a half-liter high output engine ...