This manual covers the International Harvester Blue Ribbon B-275 Tractor, a robust and versatile agricultural machine produced approximately between 1956 and 1960. Renowned for their reliability and effectiveness, International Harvester tractors of this era, particularly the B-series, were instrumental in farming operations. The B-275, typically powered by a diesel engine and featuring a manual transmission, offered dependable performance for its intended use. This comprehensive service repair manual, identified by OEM number GSS-1241, delves into the chassis systems, providing detailed technical documentation for owners, mechanics, and technicians. The purpose of this English-language service repair manual is to provide in-depth guidance on the maintenance, troubleshooting, and repair of the International Harvester B-275 tractor's chassis. It includes detailed procedures for the steering mechanism, wheel service, and axle service, alongside general descriptions of the tractor's components and functions. The manual features step-by-step repair instructions, routine checks and adjustments, and a dedicated troubleshooting chart to diagnose and resolve common issues. With detailed illustrations, exploded diagrams, and manufacturer specifications, this manual serves as an essential resource for ensuring the optimal performance and longevity of your B-275 tractor.