The Zetor 6320 and 6340 Tractors represent robust utility vehicles from a manufacturer with a long heritage in agricultural machinery. Produced primarily in the late 1990s and early 2000s, these tractors are known for their dependable performance and straightforward design, making them a practical choice for a variety of agricultural tasks. Their engineering emphasizes durability and ease of maintenance, reflecting Zetor's commitment to providing reliable equipment for demanding work environments. These models are built to withstand rigorous use, offering owners a solid foundation for their operational needs. This workshop service manual provides comprehensive guidance for the repair and overhaul of Zetor 6320 and 6340 Tractors. It covers a wide array of systems, including detailed instructions for the engine, fuel, ignition, lubrication, exhaust, electrical, transmission, hydraulics, PTO, steering, and brake systems. The manual also includes procedures for tune-ups, routine maintenance, component removal and installation, and assemblies and disassemblies. Furthermore, it offers diagnostic and troubleshooting procedures to address operational issues, ensuring that owners and technicians can effectively maintain and repair these tractors to professional standards.