This technical manual covers John Deere 4555, 4755, 4955, 4560, 4760, and 4960 tractors, primarily produced in the late 1980s and early 1990s. These models represent a significant advancement in John Deere's tractor line, offering robust performance and durability for demanding agricultural applications. Known for their powerful turbocharged diesel engines and advanced transmission options, including Powershift and Syncro-Range, these tractors were engineered for reliability and efficiency. Their design emphasizes operational uptime and longevity, making them a cornerstone of John Deere's high-horsepower tractor offerings and a testament to the manufacturer's legacy in agricultural machinery.

This comprehensive service manual provides essential information for the operation, testing, troubleshooting, maintenance, and repair of the specified John Deere tractor models. It details critical systems including the diesel engine, powertrain, hydraulics, steering, braking, and electrical systems. Within its extensive coverage, you will find detailed maintenance procedures, lubrication schedules, fluid specifications, and diagnostic flowcharts for efficient problem identification. The manual also includes in-depth repair and overhaul instructions for major components, along with guidance on specialized tools, ensuring that owners, technicians, and operators can maintain peak performance and extend the service life of their equipment.