DX225 series excavators rely heavily on a stable piston pump system to maintain digging force and cycle efficiency. The RITO 400914-00012 / 40091400012 main hydraulic pump, built on the K3V112DT platform, is developed for DX225 DX225YYB DX225LC machines to deliver controlled hydraulic output and steady pressure behavior during continuous excavation work.
Item NO.:
DX225YYBOrder(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time:
2-3 DAYSInside the hydraulic system, this pump assembly plays a key role in converting engine power into consistent oil flow for all working functions. When installed in rebuild or replacement scenarios, it helps reduce pressure fluctuation, restores actuator responsiveness, and supports reliable machine performance in demanding construction and earthmoving environments.

| Part Number | DX225YYB |
|---|---|
| Part Name | Hydraulic Pump |
| Compatible Brand | Doosan |
| Applicable Models | DX225 DX225YYB DX225LC |
| Application | Excavator |
| Material | Alloy Steel Housing + Precision Hydraulic Components |
| Product Color | Industrial Grey |
| Working Temperature | -40°C to 135°C |
| Key Function | Generate and regulate hydraulic system pressure |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |

Maintains stable oil delivery to ensure smooth operation of boom, arm, and bucket functions.

Complete assembly design helps reduce internal mismatch and improves operational reliability.

Performs reliably in long working cycles with high-pressure excavation demands.


FAQ
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.
Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies
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