This official factory service repair manual provides comprehensive information for the International Harvester 2856 tractor. International Harvester tractors are recognized for their robust construction and reliability, and the 2856 model likely embodies these traits, offering versatility for various agricultural tasks. Built during an era when IH was a significant force in agricultural machinery, this tractor represents a lineage of dependable equipment designed for demanding work. Its engineering prioritizes durability and performance, making it a valuable asset for any farming operation. This manual is designed to be an indispensable resource for owners, mechanics, and technicians. It covers a wide array of essential topics, including detailed engine diagnostics and repair, transmission operation and maintenance, hydraulic system service, and electrical system troubleshooting. Furthermore, it provides in-depth guidance on power take-off (PTO) systems, steering, braking, cooling, fuel, chassis, and operator station components. With step-by-step repair instructions, overhaul procedures, torque specifications, and diagnostic flowcharts, this manual ensures that the International Harvester 2856 tractor can be maintained, serviced, and repaired to factory standards, maximizing its operational life and efficiency.