This manual covers the Cub Cadet 8354 and 8404 Tractor models. Cub Cadet has a long-standing heritage in lawn and garden tractors, known for robust and reliable equipment. These tractors are designed for demanding tasks, offering durability and performance. This workshop repair service manual provides comprehensive information for maintaining and repairing these machines. This professional technical manual offers in-depth coverage of all Cub Cadet 8354 and 8404 models, including all engines, trim, and transmission types. It details routine maintenance, disassembly and servicing, advanced troubleshooting, and electrical diagnostics. With step-by-step repair procedures, detailed illustrations, and critical notes, cautions, and warnings, this manual is an essential resource for owners, DIY mechanics, and professional technicians to ensure the longevity and optimal performance of their tractors.