The Ducati 860 GT, produced between 1974 and 1975, represents a significant model in Ducati's heritage, known for its characteristic Desmo V-twin engine and its evolution towards larger displacement sport-touring machines. This air-cooled, 90-degree V-twin motorcycle, with a displacement of approximately 860 cc, typically produced around 60-65 horsepower and featured a 5-speed sequential transmission with a dry multi-plate clutch. Its distinctive styling and engineering from the mid-1970s make it a classic motorcycle recognized for its historical significance and unique design. This comprehensive workshop repair and service manual provides detailed procedures for all models, engines, trim, and transmission types of the Ducati 860 GT. Covering a vast array of systems including the engine top end, fuel system, clutch, lubrication system, crankshaft and transmission, wheels, tires, final drive, brakes, suspension, steering, frame, and electrical system, it serves as an invaluable resource for owners and independent repair shops. The manual offers step-by-step repair procedures, detailed maintenance schedules, troubleshooting guides, diagnostic information, disassembly and assembly instructions, and essential technical specifications, all presented at a professional technician level with hundreds of diagrams and photos to ensure thorough understanding and effective maintenance.