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CAT 1078136 (107-8136 ) Piston Pump | Fits D6M

CAT 1078136 (107-8136 ) Piston Pump | Fits D6M

Premium hydraulic piston pump designed as a direct OEM-compatible replacement for Caterpillar D6M track-type tractors. Built to deliver reliable hydraulic flow, high-pressure efficiency, and extended service life in demanding earthmoving, grading, and construction applications.

Product Highlights

  • Part Number: 1078136 / 107-8136
  • Direct Fit OEM Replacement: Form, fit, and function match original Caterpillar specifications perfectly without modifications.
  • Heavy-Duty Construction: Engineered with premium-grade materials and advanced rotating groups to withstand extreme hydraulic pressures and continuous workloads.
  • Optimized Efficiency: Precision-machined pistons and valve plates ensure high volumetric efficiency and consistent hydraulic power to the implement or system controls.

Technical Specifications

Parameter Specification
Part Number 1078136 / 107-8136
Product Type Heavy-Duty Hydraulic Piston Pump
Brand Compatibility Caterpillar (CAT)
Application Implement, Fan Drive, or Steering Hydraulic System
Material High-Strength Cast Iron / Precision Alloys
Warranty 12 Months Warranty

Compatible Models & Equipment

This premium piston pump is precision-engineered to fit the following Caterpillar heavy equipment:

Track-Type Tractors (Bulldozers)

  • Caterpillar D6M LGP (Low Ground Pressure)
  • Caterpillar D6M XL (Extra Large)

Key Applications

  • Dozer System Hydraulics: Powers core machine functions, including implement controls, blade response, or hydraulic fan systems.
  • Heavy Earthmoving & Grading: Engineered for continuous high-load operations in infrastructure, construction, and agriculture.
  • System Pressure Maintenance: Restores original hydraulic pressure and response times to your CAT steering and hydraulic circuits.

Why Choose Our Aftermarket CAT Pumps?

  • Guaranteed OEM Quality: Manufactured under strict ISO 9001 quality standards to meet or exceed original equipment performance.
  • Cost-Effective Solution: Get dealer-level reliability and performance at a fraction of the OEM price.
  • Ready to Ship: Maintained in stock for immediate worldwide dispatch to minimize your machine's downtime.
  • Industry-Leading Support: Backed by a full 1-year warranty and a team of dedicated heavy equipment hydraulic experts.

Frequently Asked Questions (FAQ)

Q: Is this piston pump a genuine Caterpillar part?

A: This is a premium-grade, OEM-compatible aftermarket replacement pump. It is designed to exact CAT engineering dimensions and standards, serving as a direct drop-in replacement for part number 107-8136.

Q: What is covered under the 12-month warranty?

A: Our 12-month warranty covers all manufacturing defects, material failures, and workmanship issues under normal operating conditions.

Q: Does this pump include the necessary seals or O-rings for installation?

A: The pump comes ready for installation. For specific sealing kits or complementary gaskets, please contact our support team during inquiry.

Q: How long does shipping take?

A: Standard in-stock orders typically ship within 3–5 business days. We also offer expedited and air freight shipping options for urgent breakdown situations.


Explore our full range of heavy-duty hydraulic pumps:
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