The Suzuki LS650 Savage, later known as the Boulevard S40, represents a classic cruiser motorcycle appreciated for its minimalist styling and robust V-twin engine. First introduced in 1986 and continuing through its third generation from 1994 to 2009, this model is powered by an air-cooled, 652cc SOHC V-twin engine, renowned for its torque and distinctive sound. Its steel cradle frame contributes to its classic profile and handling. The LS650 is favored by riders seeking a stylish, manageable cruiser suitable for everyday riding and customization projects, competing with other entry-level cruisers of its era. This comprehensive service and repair manual covers the Suzuki LS650 Savage and Boulevard S40 models from 2006 to 2009. It provides detailed, step-by-step instructions, diagrams, illustrations, and wiring schematics necessary for repairing, maintaining, and restoring the vehicle. Key areas covered include engine overhaul, fuel system, electrical systems, chassis components, braking, suspension, and periodic maintenance. The manual is designed for both DIY enthusiasts and experienced mechanics, offering troubleshooting guidance and technical specifications to ensure optimal performance and longevity of the motorcycle.