The Colt 55, produced between 1972 and 1977, represents a significant part of early development in recreational utility vehicles and snowmobiles. Engineered for utility and accessibility, this model reflects a heritage of American manufacturing in the powersports industry. The Colt 55 was designed to offer reliable performance for its intended use, and understanding its intricate systems is key to maintaining its operational integrity and longevity. This factory service repair manual provides comprehensive guidance for the Colt 55, covering all major systems including the engine, fuel, cooling, clutch, lubrication, transmission, final drive, brakes, suspension, steering, and electrical systems. It details step-by-step repair procedures, diagnostic guides, common fixes, part testing techniques, and preventative maintenance strategies. This manual is an essential resource for owners, mechanics, and restoration enthusiasts, offering the in-depth knowledge required to properly maintain and repair the vehicle, thereby potentially saving on service costs.