This manual covers the Yale GDP 040 RG and GDP 050 RG models, identified by model code A875. These forklifts are engineered for demanding industrial environments, offering robust construction and reliable performance. Their design prioritizes operational efficiency and durability, making them suitable for a wide range of material handling tasks. This Service Parts Catalogue Manual, provided in English, details various aspects of the vehicle, including engine assembly, fuel, cooling, and exhaust systems, as well as transmission and drive axle components. It also covers the lifting mechanism, general truck maintenance, electrical, steering, brake, and hydraulic systems, along with attachments, options, and field conversion kits. The manual is designed to assist owners, mechanics, and technicians in identifying parts and understanding the vehicle's structure for effective maintenance and repair.