The 2009 Harley-Davidson XL1200N Nightster is a distinguished motorcycle from the renowned Sportster family, powered by an air-cooled, Evolution V-twin engine with a displacement of 1199cc. This model, known for its distinctive low-profile and blacked-out aesthetic, offers a unique riding experience rooted in a long-standing heritage. Engineered for reliability and performance, the Nightster embodies the classic American V-twin character, making it a popular choice for riders seeking both style and substance on their journeys. This comprehensive workshop service repair manual provides complete factory-level information for the 2009 Harley-Davidson XL1200N Nightster. It covers all aspects of the vehicle, from general information and maintenance to detailed procedures for engine, chassis, fuel system, brakes, electrical system, and more. Designed for both do-it-yourself enthusiasts and professional mechanics, the manual includes step-by-step repair instructions, troubleshooting guides, hundreds of photos and illustrations, and critical safety notes to ensure the vehicle is maintained and repaired to factory specifications.