This workshop service and repair manual provides comprehensive information for the Massey Ferguson MF4255 tractor. As part of the robust MF 4200 series, the MF4255 is known for its versatile design and reliable performance in agricultural applications. This manual covers all models, engines, trim, and transmission types, ensuring that owners and technicians have access to the detailed data required for optimal operation and upkeep of this esteemed piece of machinery. This extensive manual is designed to be an authoritative resource for tractor owners, mechanics, and service technicians. It details general maintenance procedures, service intervals, and offers step-by-step repair instructions for all components, including engine, drivetrain, braking, steering, and hydraulic systems. With hundreds of diagrams, illustrations, and clear, numbered instructions, this manual facilitates efficient troubleshooting and repairs, empowering users to perform maintenance and service tasks with confidence and accuracy, thereby saving significant repair costs.