This manual covers the 2009 Polaris 600 Switchback, a versatile trail/cross-country snowmobile known for its adaptability, balancing comfort and performance for both on and off-trail excursions. Engineered with a robust 599 cc liquid-cooled, 2-stroke parallel-twin engine featuring EFI and a triple-pipe exhaust, it delivers approximately 120-125 horsepower. The chassis, identified by code M2009600SW, incorporates Polaris's ProRide rear suspension and independent front suspension, offering an adjustable ski stance for optimal handling. Its durable construction and thoughtful design have earned Polaris industry acclaim and high consumer satisfaction, making the 600 Switchback a capable machine for various snow conditions. This factory service manual provides comprehensive maintenance and repair information for the 2009 Polaris 600 Switchback. It details procedures for all major systems, including the engine, transmission, chassis, suspension, electrical, and braking systems. Owners, mechanics, and technicians will find step-by-step instructions for routine maintenance, troubleshooting common issues, and performing in-depth repairs. The manual also includes essential technical specifications, such as torque values, fluid capacities, and diagnostic charts, ensuring accurate and efficient upkeep of the vehicle. This resource is designed to help maintain the snowmobile's performance, reliability, and safety throughout its service life.