The Massey Ferguson MF 400 Series Tractors, including models MF 415, MF 425, MF 435, MF 440, MF 445, MF 460, MF 465, and MF 475, represent a line of versatile agricultural machinery designed for a wide range of farming tasks. These tractors are powered by reliable Perkins diesel engines, such as the A 3.152, A 4.236, P4000, and 1000 Series, offering horsepower typically ranging from 45 to 85 HP, with a focus on strong low-end torque crucial for heavy work. They feature various transmission options, including 8x2 and 12x4 speed gearboxes with sliding gears, synchromesh, or partial synchromesh configurations, providing adaptability for different operational needs. The series is known for its robust engineering, building on Massey Ferguson's legacy of innovation in agricultural equipment, making these tractors a dependable choice for utility and row crop applications.

This Service Repair Manual provides comprehensive technical information for the Massey Ferguson MF 400 Series Tractors. It covers essential systems including engine overhaul and repair for Perkins diesel engines, detailed procedures for tractor splitting, front axle maintenance (2WD, Carraro 4WD, ZF/APL 4WD), clutch systems, various gearbox types (8x2 and 12x4), rear axle service, the Ferguson Lifting System, Power Take-Off (PTO and IPTO) operation and repair, and the auxiliary hydraulic system. The manual also includes diagnostics and schematics for the electrical system, general specifications, and component identification. Its detailed content, including diagnostic procedures, overhaul instructions, and torque specifications, is designed to assist owners, mechanics, and technicians in maintaining, troubleshooting, and repairing these tractors effectively.