This manual pertains to the 721 Wheel Loader, a robust piece of heavy equipment designed for demanding operational environments. Engineered by the manufacturer, this model exemplifies the company's commitment to quality and reliability in its product line. The 721 Wheel Loader is intended for tasks requiring efficient material handling and is built to provide consistent performance across various applications. Its design focuses on delivering practical solutions for users in construction, agriculture, and other industries where powerful and dependable machinery is essential. The purpose of this Illustrated Master Parts List manual is to provide comprehensive information for parts identification and ordering for the 721 Wheel Loader. This English language document includes exploded pictures and diagrams presented with step-by-step instructions. It covers a wide array of systems, including engine components, fuel and cooling systems, hydrostatic drive transmission, axles, steering, hydraulics, operator compartment features, wheels and tires, exhaust, electrical systems, cab heating, and attachments such as buckets. The manual also details maintenance kits and sealing kits, ensuring users have the resources needed to maintain their equipment effectively.