This manual covers the Bobcat 553 BF Series Skid Steer Loader, a versatile machine designed for a wide range of applications. Known for its robust construction and reliable performance, the 553 BF Series is engineered to meet the demands of construction, landscaping, and agricultural tasks. Its compact size, combined with powerful hydrostatic four-wheel drive, offers excellent maneuverability and efficiency in various working environments. This model typically features a liquid-cooled Kubota D1105-E2BG diesel engine, providing a net horsepower of 32.0 HP, making it a capable workhorse for its class. The purpose of this English Parts Manual is to provide comprehensive information for identifying and ordering replacement parts for the Bobcat 553 BF Series Skid Steer Loader, serial numbers 520311001 and above. It details various components, including engine parts, transmission systems, filters, and fluid capacities, along with their respective specifications. This manual is an essential resource for owners, technicians, and mechanics to ensure proper maintenance, efficient repair, and continued optimal operation of the equipment.