Facing swing instability, hydraulic leakage, or rotary drive wear in EX300LC-2 fleets? Wholesalers, mining contractors, and maintenance teams require reliable slewing systems to reduce downtime and maintain stable production. RITO 4294479 Swing Motor Assembly EX300LC-2 M2X210 delivers consistent torque output and efficient hydraulic-to-rotational conversion for heavy-duty excavator swing operations.
Item NO.:
4294479Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time：
2-3 DAYS
| Part Number | 4294479, Motor Model M2X210 |
|---|---|
| Part Name | Excavator Hydraulic Slewing Motor & Rotary Swing Drive Unit Assembly |
| Compatible Brand | HITACHI |
| Applicable Models | EX300LC-2 Excavator, M2X210 Slewing Rotary Motor |
| Application | Excavator upper body slewing rotary hydraulic drive system |
| Material | High-strength alloy steel + wear-resistant bronze friction accessories |
| Product Color | Matte anti-rust industrial metallic gray |
| Working Temperature | -22℃ to +58℃ |
| Key Function | Convert high-pressure hydraulic power into stable heavy slewing torque to drive excavator upper body rotation for large-scale earthmoving, road renovation and medium open-pit quarry excavation works |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |
Ensures smooth and powerful rotation for EX300LC-2 excavation cycles.
Efficiently converts hydraulic pressure into stable rotary motion.
Matches 4294479 specifications for M2X210 systems.
Built for high-load, dust-heavy, and continuous working environments.
FAQ
Q: What causes inconsistent swing speed in EX300LC-2 swing motor assemblies?
A: It is commonly caused by hydraulic flow instability, internal valve wear, or uneven gear meshing inside the motor.
Q: What should be inspected before installing a 4294479 swing motor unit?
A: Check hydraulic oil cleanliness, system pressure stability, mounting alignment, and sealing integrity of all connections.
Q: How can overheating in a swing motor assembly be diagnosed during operation?
A: It is often linked to insufficient lubrication, excessive load operation, or internal friction caused by worn components.
Q: What operational factors reduce the lifespan of an M2X210 swing drive system?
A: Continuous overload, poor filtration, contaminated hydraulic oil, and harsh mining environments significantly shorten service life.
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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