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RITO 4294479 Swing Motor Assembly EX300LC-3C M2X210 9151199 Excavator Hydraulic Slewing Motor Rotary Drive Unit Slewing Drive

RITO 4294479 Swing Motor Assembly EX300LC-3C M2X210 9151199 Excavator Hydraulic Slewing Motor Rotary Drive Unit Slewing Drive

Facing swing instability, hydraulic leakage, or rotary drive wear in EX300LC-3C fleets? Wholesalers, mining contractors, and maintenance teams require reliable slewing systems to maintain uptime and reduce costly downtime. RITO 4294479 Swing Motor Assembly EX300LC-3C M2X210 delivers stable torque output and efficient hydraulic-to-rotational conversion for heavy-duty excavator swing operations.

Item NO.:
4294479
Order(MOQ):
1
Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPAL
Product Origin:
JAPAN
Lead Time：
2-3 DAYS

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Product Details

Compared with standard aftermarket swing motors, it improves gear stability, reduces internal friction loss, and ensures consistent performance under continuous mining workloads. Designed for M2X210 systems, it supports OEM/OEM-equivalent sourcing, bulk procurement, and stable compatibility across mining, quarrying, and construction applications.

Product Specifications

Part Number	4294479 / 9151199, Motor Model M2X210
Part Name	Excavator Hydraulic Slewing Motor & Rotary Swing Drive Unit Assembly
Compatible Brand	HITACHI
Applicable Models	EX300LC-3C 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 heavy earthmoving, hard rock excavation and aggregate loading construction operations
Condition	100% New, Aftermarket / OEM Quality
Packaging	Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

Key Features & Advantages

Stable Rotary Torque Output

Ensures smooth and powerful swing rotation under heavy-load conditions.

Precision Hydraulic Conversion Efficiency

Enhances energy transfer and reduces mechanical loss during operation.

Reinforced Industrial Durability Design

Built for continuous mining, dust exposure, and harsh environments.

OEM-Compatible Assembly Standard

Matches 4294479 / 9151199 specifications for M2X210 systems.

FAQ

Q: What causes irregular swing speed in EX300LC-3C hydraulic swing motor systems?
A: It is commonly caused by hydraulic flow instability, internal valve wear, or contamination in the hydraulic oil system.

Q: What should be inspected before installing a 4294479 swing motor assembly?
A: Check hydraulic cleanliness, confirm mounting alignment, and verify system pressure stability within OEM range.

Q: How can abnormal vibration in a swing motor be diagnosed during operation?
A: It is often linked to bearing wear, gear damage, or uneven hydraulic pressure distribution.

Q: What working conditions most affect M2X210 swing drive lifespan?
A: Continuous overload, abrasive dust environments, poor filtration, and extreme temperature changes significantly reduce durability.

Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies

Related Tags :

4294479

Swing Motor

M2X210 Swing Motor

EX300LC-3C Swing Motor

Swing Drive Motor

Excavator Slewing Motor

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Subject : RITO 4294479 Swing Motor Assembly EX300LC-3C M2X210 9151199 Excavator Hydraulic Slewing Motor Rotary Drive Unit Slewing Drive

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