This document is the parts manual for the BOBCAT 553 AF SERIES SKID STEER LOADER, covering serial numbers 528011001 and above. Designed for demanding operational environments, this skid steer loader is recognized for its robust construction and efficient performance. Its engineering prioritizes durability and operational reliability, making it a trusted choice for various construction, landscaping, and agricultural applications. The AF SERIES represents a commitment to providing powerful and dependable equipment for professional use. This manual serves as a comprehensive resource for identifying and ordering replacement parts for your BOBCAT 553 AF SERIES SKID STEER LOADER. It details all components, providing clear illustrations and part numbers essential for maintenance and repair. By utilizing this manual, owners and service technicians can ensure the correct parts are sourced, facilitating efficient upkeep and minimizing downtime. Proper part identification is crucial for maintaining the optimal performance and longevity of your equipment.