This is a new, unused Caterpillar D4 Crawler Tractor Operators Manual. Free shipping is available for this item. Essential for equipment owners and technicians, this official manual provides critical information for the correct operation, maintenance, and service procedures for the D4 crawler model. It contains detailed instructions, specifications, and diagrams to help ensure safe and efficient use, prolong machine life, and perform routine checks or repairs. A valuable resource for workshops, fleet managers, or individual owners. Please review the full listing for any additional details or specific contents before purchase. Caterpillar D4 Crawler Operators Manual. Condition: New. Listed at 30.77 USD. This Caterpillar D4 Crawler Operators Manual covers D4 crawlers including serial numbers 6U1-Up and 7U1-UP. It is similar to manual you receive in the glove box of a new car. We are here to serve you.