New Main Hydraulic Pump 139-9531 207-4708 for Caterpillar M315 M317 Wheeled Excavators

Our latest Main Hydraulic Piston Pump assembly is specifically engineered for Caterpillar M315 and M317 Wheeled Excavators. These high-pressure pumps (Part No. 139-9531 / 207-4708) are designed to restore the factory-standard hydraulic force and precision to your M-series machines.

As a New Arrival, this pump combines advanced metallurgy with precision machining to ensure your wheeled excavator maintains peak performance in both travel and work modes.

This unit is a direct replacement and cross-references with the following Caterpillar OEM part numbers:

Primary Part Numbers: 139-9531, 2432-8160, 4328565, 130-2447

Piston Pump Components: 207-4708, 0R-7410 (Reman Reference)

Compatible Models: Caterpillar M315, M315C, M317, M317C Wheeled Excavators.

Engineered for Wheeled Machines: Specifically tuned for the load-sensing requirements of CAT M-series, providing smooth multi-function operation and consistent travel speed.

Superior Durability: Features hardened cylinder blocks and precision-lapped valve plates to minimize internal leakage and resist cavitation under high-pressure cycles.

Plug-and-Play Installation: Dimensions, mounting flanges, and hydraulic ports are 100% matched to OEM standards for a seamless replacement process.

Enhanced Sealing Technology: Equipped with premium high-temperature seals to prevent oil leaks and maintain system pressure in harsh construction environments.

Guangzhou Tieqi Engineering Machinery Co., Ltd. ("IRON CAVALRY") is strategically located in Guangzhou's Huangpu District, approximately one hour from Baiyun International Airport. With nearly 15 years of specialization in engineering machinery hydraulics, we have built a reputation for excellence and reliability.

Driven by our core values of "Pragmatism and Progress," we are committed to delivering practical solutions and upholding our responsibilities. This principle-driven approach defines all our operations and client partnerships.

In China's excavator hydraulic assembly sector, our efficient execution and rigorous manufacturing approach ensure that every product meets over 95% of original performance specifications, building widespread trust among our clients.

For large items, we use sturdy plywood crates secured with metal fasteners for added stability. Inside, products are cushioned with bubble wrap and secured with wooden braces, with special attention given to protecting vulnerable parts. Externally, crates are reinforced with high-strength PET plastic strapping and wrapped in highly waterproof black film.

• Comprehensive one-stop solutions for all hydraulic needs
• High-quality products at competitive prices
• Exceptional customer service that makes you feel valued
• Large inventory, short delivery times, and long warranty periods
• Professional expertise with accurate part number identification for excavator components