This manual covers the BOBCAT 553 AF SERIES SKID STEER LOADER, specifically for serial numbers 520311001 and above. Designed for demanding work environments, this skid steer loader is engineered for robust performance and reliability in various operational settings. Its construction prioritizes durability and efficiency, making it a dependable choice for construction, landscaping, and agricultural applications. This comprehensive parts manual provides detailed information essential for identifying and ordering replacement components for your BOBCAT 553 AF SERIES SKID STEER LOADER. It is intended to assist owners, operators, and service technicians in maintaining the optimal functionality and longevity of the equipment. The manual includes precise diagrams and part numbers to ensure accurate component selection and facilitate efficient repairs.