This publication covers detailed service, maintenance, and repair information for D60 and D65 series bulldozers, including D60A, D60E, D60P, D60PL-8, D65A, D65E, D65P-8, and D65E-8A (JPN). It includes technical specifications, troubleshooting procedures, hydraulic systems, engine components, transmission details, electrical systems, and step-by-step repair data designed for professional workshop use. Ideal for technicians, mechanics, and equipment owners seeking accurate and structured technical documentation for efficient diagnostics and long-term machine performance.