Applicable to :

EG85BS-1, GD511A-1, PC88MR-6, PW100S-3, PW100-3, PW100S-3B, PW100NS-3, PC150-3, PC150LC-3, PF3W-1, GD510R-1, EG85-1, EG85B-1, WA150-1, GD405A-2, WA180-1, SAA4D95LE-3A-4M, S4D95L-1H, S6D95L-1F, S6D95L-1G-B, S6D95L-1FF … etc.   

The Komatsu 6207-51-1100 (Model: OP-21) is a precision-engineered oil pump manufactured by Hung Rong Hydraulic Tech. Co., Ltd. It functions as a direct-fit replacement designed to meet OEM specifications for reliable hydraulic performance.

• Manufacturer: Hung Rong Hydraulic Tech. Co., Ltd

• Model: OP-21

• Part Number: 6207-51-1100

• Displacement: 16.6 cm³/rev

• Gear Length: 21 mm

• Product Weight: 0.7 kg

• Design Feature: Compact and lightweight structure that minimizes installation complexity while maintaining high volumetric efficiency.

This oil pump is built for demanding construction, mining, and earthmoving applications where consistent oil flow is critical to engine health. It serves as a versatile component across various heavy machinery, including:

• Excavators: Komatsu PC88MR-6

• Wheel Loaders: Komatsu WA150-1, WA180-1

• Motor Graders: Komatsu GD511A-1

• Engine Series: Komatsu S4D95L-1H and S6D95L variants

• Wide Compatibility: Fits a broad range of Komatsu equipment, making it a highly practical stocking choice for fleet operators and parts distributors.

• OEM Quality Standards: Developed with rigorous quality control and R&D to guarantee exact dimensional accuracy and a long service life.

• Cost-Effective Maintenance: Sourcing this part supports economical fleet maintenance without compromising operational reliability.

• Optimized Design: Compact and lightweight profile allows for easy handling and installation while delivering exceptional volumetric efficiency.