Facing swing instability, hydraulic response delay, or rotary drive wear in EX350K-5 excavator fleets? For mining contractors, construction companies, equipment wholesalers, and repair specialists, dependable swing components are essential to maintain productivity and reduce unexpected downtime. RITO 4371768 Swing Motor Assembly EX350K-5 M2X210 provides stable torque output and efficient hydraulic-to-rotational conversion for reliable excavator swing performance.
Item NO.:
4371768Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time:
2-3 DAYSCompared with standard aftermarket swing motors, it improves internal component stability, reduces mechanical power loss, and maintains consistent operation under heavy-duty working cycles. Designed for OEM/OEM-equivalent replacement supply, it supports bulk procurement and reliable compatibility across mining, quarrying, and large-scale earthmoving applications.

| Item | Parameter Details |
|---|---|
| Main Part Number | 4371768 |
| Built-in Motor Model | M2X210 |
| Full Product Name | Excavator Hydraulic Slewing Motor & Rotary Drive Unit Swing Drive Motor Assembly |
| Compatible Brand | HITACHI |
| Applicable Excavator Model | EX350K-5 Heavy Mining Excavator |
| Application | Upper body slewing rotary hydraulic drive system for large open-pit hard rock mining excavators |
| Material | Extra thick high-strength alloy steel + oversized heavy wear-resistant bronze friction accessories |
| Surface Finish | Matte anti-rust industrial metallic gray coating |
| Operating Temperature | -22℃ ~ +58℃ |
| Core Function | Convert high-pressure heavy hydraulic power into stable ultra-heavy slewing torque to drive excavator upper body rotation for mountain stripping, mass hard rock excavation and large aggregate mining loading projects |
| Product Condition | 100% New Aftermarket / OEM Replacement / Remanufactured Optional |
| Export Packaging | Reinforced extra-thick wooden export case / Heavy-duty industrial carton / Neutral packing / Customized mine-grade export package |

Delivers smooth rotary movement under demanding excavation loads.

Enhances energy transfer from hydraulic pressure to swing rotation.

Designed for continuous operation in harsh construction and mining environments.

Matches 4371768 / M2X210 specifications for EX350K-5 systems.

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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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