This manual covers the 2003 FXSTDI Deuce ST, a model celebrated for its iconic cruiser styling and the reliable Evolution V-twin engine. Known for its distinctive stretched Softail frame and premium features, the FXSTDI Deuce ST offers a blend of classic aesthetics and modern engineering. This particular variant, the FXSTDI, features electronic fuel injection, enhancing performance and drivability. The heritage of quality craftsmanship is evident in this model, designed for riders who appreciate both performance and timeless design. This comprehensive Service Repair Workshop Manual provides detailed technical information for all FXSTDI Deuce ST variants. It is an authoritative source designed for owners, independent repair shops, and professional mechanics. The manual covers a wide range of topics, including complete engine overhaul, fuel and ignition systems, transmission and drivetrain, electrical systems, brakes, suspension, and frame/bodywork. It also details routine maintenance procedures, troubleshooting diagnostics, and repair or rebuild instructions for all major components, ensuring the vehicle remains in optimal condition and longevity.