The 4440 Tractor, a prominent model in the agricultural machinery lineup, was produced primarily between 1978 and 1982. This robust agricultural tractor is recognized for its power, versatility, and the reliability synonymous with the brand, which has been a leader in agricultural equipment since 1837. Designed for heavy-duty farm work, the 4440 features a powerful 404 Series diesel engine, typically around 130-150 horsepower, and is available with advanced transmission options like the Quad-Range™ and Power Shift transmissions. Its engineering quality and durable construction have made it a respected workhorse in the agricultural industry. This Technical Manual provides comprehensive coverage for the 4440 Tractor, serving as an essential resource for owners, mechanics, and technicians. It details a wide array of systems and components, including in-depth information on engine repair and operation, fuel and air systems, electrical systems, power train, steering, brakes, and hydraulics. The manual includes detailed diagnostic procedures, maintenance schedules, fluid specifications, and troubleshooting guides, supported by actual photographic illustrations and diagrams. Its searchable and bookmarked format ensures efficient access to information for all servicing, repair, and operational needs.