This official factory service repair manual provides comprehensive coverage for Cub Cadet 8354 and 8404 Tractor models. Cub Cadet has a long-standing reputation for building robust and reliable outdoor power equipment, and these tractors are designed for demanding tasks. This manual ensures that owners and technicians have access to the detailed information necessary to maintain and repair these machines effectively, upholding their engineering quality and intended performance for years of dependable service. The purpose of this manual is to serve as the definitive guide for all aspects of service, repair, and maintenance for the specified Cub Cadet tractor models. It covers a vast array of systems, including the engine, lubrication, cooling, fuel, clutch, transmission, drive train, axles, brakes, steering, hydraulic, and electrical systems. With hundreds of pages of factory-level diagnostics, step-by-step instructions, detailed illustrations, and troubleshooting guidance, this resource empowers owners and professional technicians to perform any maintenance or repair task, leading to significant cost savings and ensuring optimal vehicle performance.