This manual pertains to the BOBCAT 553 AF SERIES SKID STEER LOADER, specifically for serial numbers 520411001 and above. This equipment is engineered for robust performance and reliability in demanding operational environments. Its design emphasizes durability and efficiency, making it a valuable asset for various industrial and construction applications. The purpose of this document is to provide comprehensive information for the maintenance and repair of your BOBCAT 553 AF SERIES SKID STEER LOADER. It covers essential details regarding parts identification and assembly, enabling owners and technicians to accurately identify and procure necessary components. Adherence to the information within this manual will ensure the continued optimal performance and longevity of your equipment.