The Case IH 1055 Tractor, produced primarily in the late 1980s and early 1990s, represents a robust and reliable piece of agricultural machinery. Known for its enduring engineering quality, this tractor was designed for a variety of demanding tasks in farming and land management. Its capabilities are supported by a range of diesel engine options, typically featuring 4 or 6 cylinders with displacements from 3.5L to 5.9L, delivering approximately 70-100 horsepower. The transmission systems offer versatility, often including a 16-speed Synchromesh or optional powershift configurations, complemented by 540/1000 RPM PTO capabilities. The 1055 is built on a solid foundation, with a wheelbase around 90-95 inches and an operating weight of 6,500-8,000 lbs, ensuring stability and performance in diverse field conditions. This comprehensive workshop service repair manual provides detailed instructions for the maintenance and repair of the Case IH 1055 Tractor. It is designed for mechanics, technicians, and advanced DIY users, covering all major mechanical and electrical systems. Within its pages, you will find in-depth guidance on engine diagnostics and overhaul, transmission service, hydraulic system repair, electrical system troubleshooting, and procedures for the braking, steering, front and rear axles, and PTO systems. The manual includes routine maintenance schedules, troubleshooting guides, disassembly and reassembly instructions for major components, and information on special tools required for specific tasks, ensuring that owners and operators can maintain their tractor's operational longevity and efficiency.