This comprehensive John Deere 4040 and 4240 Tractors Service Technical Manual (TM1181) provides detailed instructions and diagrams for repairing and maintaining your tractor. It covers all aspects of your machine, from general specifications and tune-up procedures to in-depth repair instructions for engine, fuel and air systems, electrical components, power train, steering and brakes, hydraulics, operator station, and more. The manual is organized into sections and groups, with detailed diagrams and step-by-step instructions to guide you through each repair process. Whether you are an experienced mechanic or a do-it-yourself enthusiast, this manual will empower you with the knowledge and guidance needed to keep your John Deere 4040 or 4240 tractor running smoothly.

The John Deere 4040 and 4240 tractors were iconic workhorses of the agricultural industry during the 1970s and 1980s. These powerful machines, known for their reliability and versatility, were a mainstay on farms and ranches across the globe. Built upon the success of earlier John Deere models, the 4040 and 4240 featured a robust design, incorporating a powerful diesel engine, a durable transmission, and a versatile hydraulic system. The 4040, equipped with a 6-cylinder John Deere 4040 engine, delivered 105 horsepower, while the 4240, powered by the John Deere 4240 diesel engine, boasted 125 horsepower. These engines provided impressive power for a wide range of agricultural tasks, from plowing and planting to harvesting and hauling. The John Deere 4040 and 4240 were highly adaptable, offering a variety of options and configurations to meet the specific needs of farmers. They could be equipped with different wheel arrangements, including two-wheel drive, four-wheel drive, and front-wheel assist, catering to diverse terrain and workload demands. The tractors featured a robust power train, including the renowned John Deere Syncro-Range transmission, allowing for smooth and efficient gear changes. The hydraulic system provided ample power for operating implements like plows, harrows, and balers, enhancing productivity. These features, combined with John Deere's renowned durability and reliability, made the 4040 and 4240 tractors highly desirable among farmers and ranchers, solidifying their place as industry standards.