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RITO Swing Device Assembly 4294479 EX310H-3C M2X210 9151199 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

RITO Swing Device Assembly 4294479 EX310H-3C M2X210 9151199 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

Facing swing gearbox wear, unstable rotation, or hydraulic torque drop in EX310H-3C fleets? Wholesalers, mining contractors, and heavy equipment service teams need stable slewing systems to prevent downtime and maintain continuous productivity. RITO Swing Device Assembly 4294479 EX310H-3C M2X210 delivers reliable torque transmission and smooth 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 conventional aftermarket swing assemblies, it improves gear meshing stability, reduces backlash, and maintains consistent performance under long-cycle mining workloads. Designed for M2X210 systems, it supports OEM/OEM-equivalent sourcing, bulk procurement, and stable compatibility across mining, quarrying, and construction environments.

Product Specifications

Part Number	4294479 / 9151199, Motor Model M2X210
Part Name	Excavator Swing Device Assembly, Swing Reduction Gearbox & Slewing Drive Motor Unit
Compatible Brand	HITACHI
Applicable Models	EX310H-3C Heavy-Duty 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 Gear Reduction Torque Output

Ensures smooth swing rotation under high-load excavation conditions.

Precision Hydraulic Conversion Efficiency

Improves energy transfer and reduces mechanical loss during operation.

Reinforced Industrial Durability Structure

Built for continuous mining, dust-heavy, and harsh working environments.

OEM-Compatible Assembly Standard

Matches 4294479 / 9151199 specifications for M2X210 systems.

FAQ

Q: What are the main reasons for unstable swing motion in EX310H-3C gearbox systems?
A: It is commonly caused by gear wear, hydraulic pressure fluctuation, or internal clearance increase in the reduction unit.

Q: What inspection steps are required before installing a 4294479 swing device assembly?
A: Verify hydraulic oil cleanliness, check mounting alignment, and ensure system pressure stability meets OEM standards.

Q: How can abnormal noise in a swing reduction gearbox be identified during operation?
A: It is often related to bearing damage, gear pitting, or insufficient lubrication inside the gearbox.

Q: What working conditions most affect M2X210 swing drive durability?
A: Continuous overload, poor filtration, abrasive dust exposure, and extreme temperature variations significantly shorten service life.

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

Hydraulic Swing Motor

M2X210 Swing Motor

EX310H-3C Swing Motor

Swing Drive Motor

Excavator Slewing Motor

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Subject : RITO Swing Device Assembly 4294479 EX310H-3C M2X210 9151199 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

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