The FLHRCI Road King Classic, produced in 2006, represents a flagship touring motorcycle renowned for its blend of classic styling and long-distance comfort. Powered by an air-cooled, 96 cubic inch (1584 cc) Twin Cam 96 V-Twin engine with Electronic Sequential Port Fuel Injection, it delivers robust performance suitable for both leisurely rides and extended journeys. Key features include its iconic aesthetic, spacious saddlebags for ample storage, comfortable seating for rider and passenger, and a standard electronic cruise control system. This model embodies heritage, offering a distinctive riding experience characterized by powerful V-twin operation and a celebrated American-made ethos, positioning it as a versatile choice within the touring motorcycle segment. This comprehensive factory service manual is designed to be the definitive resource for maintaining and repairing the 2006 FLHRCI Road King Classic. It covers all essential systems, including the powertrain, chassis, and electrical components, providing detailed procedures for service, maintenance, troubleshooting, and repair. Within its extensive pages, you will find step-by-step instructions, diagnostic guidance, technical specifications, and high-quality diagrams to assist with tasks ranging from routine oil changes to complex engine overhauls. This manual serves as an invaluable tool for both owners seeking to perform their own upkeep and professional technicians requiring accurate, factory-level information to ensure optimal performance and longevity of the vehicle.