The David Brown 850 / 950 Implematic represents a significant piece of agricultural engineering from the late 1950s through the 1960s. Produced in Meltham, Yorkshire, England, these tractors are known for their robust British manufacturing and innovative Implematic system, which integrated hydraulics and a three-point linkage for enhanced utility. Designed for a wide range of agricultural tasks, the 850 and 950 models, powered by reliable David Brown diesel engines, offered dependable performance and were successors to earlier David Brown models, solidifying the brand's reputation. Their engineering quality and practical design made them a valuable asset on farms during their production period. This comprehensive Workshop Service Repair Manual provides essential information for the maintenance, repair, and overhaul of all David Brown 850 / 950 Implematic models. It covers a vast array of systems, including detailed procedures for the engine, fuel, cooling, ignition, electrical, hydraulics, Livedrive transmission, PTO, steering, braking, chassis, and bodywork. The manual includes routine maintenance schedules, step-by-step troubleshooting guides, complete engine and transmission rebuild instructions, and specific calibration procedures for critical systems. With clear, illustrated instructions, this manual is an indispensable resource for owners, mechanics, and technicians seeking to maintain the longevity and performance of their David Brown tractors.