The Gehl 503Z, also known as the 503 Compact Excavator, is a robust piece of equipment designed for demanding work. Featuring a powerful Kubota D1105-E4B diesel engine, this model offers a net power output of 17.5 kW (23.5 hp) and a hydrostatic 4WD transmission for reliable performance. With an operating weight of 2060 kg (4542 lbs) and impressive digging capabilities, including a depth of 2750 mm (108.3 in), the 503Z is engineered for efficiency and durability in various construction and landscaping applications.

This manual serves as a comprehensive illustrated parts list (IPL) for the Gehl 503Z, beginning with serial number AC02471. It provides detailed exploded views of every component, ensuring accurate identification for ordering replacement parts. The manual is presented in English and covers all aspects of the machine's construction, enabling owners, technicians, and mechanics to precisely identify and procure the necessary parts for maintenance and repair, thereby maximizing the longevity and operational effectiveness of the equipment.