The Leyland 344 & 384 Frontend Loader Tractor, produced primarily in the late 1960s and 1970s, represents a robust line of British agricultural machinery. These diesel-powered tractors, often featuring manual synchromesh transmissions and optional creeper gears, were engineered for reliability and efficient operation in demanding farm environments. With approximate PTO horsepower ranging from 47 for the 344 to 58 for the 384, they were designed to handle a variety of tasks, including loader operations, supported by their substantial operating weight and strong chassis. Their straightforward, functional design prioritizes durability and ease of maintenance, making them a dependable choice for owner-operators and agricultural professionals. This comprehensive Workshop Service Repair Manual provides extensive, A-Z coverage for the Leyland 344 & 384 Frontend Loader Tractors. It is meticulously designed to assist owner-operators, farm mechanics, and agricultural repair shops in performing all necessary maintenance and repair procedures. The manual details everything from routine servicing, fluid changes, and filter replacements to complete engine overhauls, transmission rebuilds, and hydraulic system repairs. It includes diagnostic troubleshooting guides, component disassembly and assembly instructions, adjustment procedures, torque specifications, and information on special tools, ensuring that users can effectively maintain and repair their tractors, leading to significant cost savings and extended equipment longevity.