Main hydraulic pump with a displacement of 41/26 cc per revolution, designed for smooth and efficient hydraulic power delivery. Provides reliable pressure and flow for lifting, digging, and auxiliary hydraulic functions. Built for high durability with precision-machined components for consistent performance under demanding conditions. Optimized internal design helps maintain stable output, reducing heat buildup and improving overall system efficiency. Supplied as a complete main pump assembly for easy installation and long service life.