The Polaris Sportsman is a versatile and robust All-Terrain Vehicle (ATV) line, renowned for its comfortable ride, independent rear suspension, and powerful Pro-Star engines. Available in models such as the 400 HO, 500 HO, Touring 500 HO, and Forest Tractor 500 EFi, these ATVs were produced for the 2012 and 2013 model years. They are engineered for utility, recreation, and agricultural tasks, offering significant towing capacity and cargo rack functionality, making them a popular choice for a wide range of demanding applications. This comprehensive workshop service repair manual provides essential technical information for the maintenance, diagnosis, and repair of the Polaris Sportsman ATVs. It covers a wide array of systems, including the engine and drivetrain, chassis and suspension, brakes and wheels, and electrical components. Detailed procedures for routine maintenance, troubleshooting common issues, and complete component overhauls are included, along with critical technical specifications and wiring diagrams, ensuring owners and technicians can effectively maintain optimal performance and longevity of their vehicles.