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RITO Swing Device Assembly 4330222 EX210LCH-5 M2X146 9148922 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

RITO Swing Device Assembly 4330222 EX210LCH-5 M2X146 9148922 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

Facing swing gearbox instability, hydraulic delay, or rotary drive wear in EX210LCH-5 fleets? For wholesalers, mining contractors, and maintenance teams, unplanned downtime increases operating costs and reduces equipment availability. RITO Swing Device Assembly 4330222 EX210LCH-5 M2X146 delivers stable torque transmission and reliable hydraulic-to-mechanical conversion for consistent excavator swing performance.

Item NO.:
4330222
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 assemblies, it improves gear meshing accuracy, reduces internal backlash, and maintains stable operation under continuous excavation cycles. Designed for M2X146 systems, it supports OEM/OEM-equivalent sourcing, bulk procurement, and reliable compatibility across mining, quarrying, and construction environments.

Product Specifications

Part Number	4330222 / 9148922, Motor Model M2X146
Part Name	Excavator Swing Device Assembly, Swing Reduction Gearbox & Slewing Drive Motor Unit
Compatible Brand	HITACHI
Applicable Models	EX210LCH-5 Medium Heavy-Duty Excavator, M2X146 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 medium-heavy slewing torque to drive excavator upper body rotation for highway construction, municipal large-scale earthmoving and medium quarry excavation engineering works
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 heavy-duty working conditions.

Precision Hydraulic Conversion Efficiency

Improves energy transfer and reduces mechanical loss.

Reinforced Industrial Durability Structure

Built for dust-heavy, high-impact, and long-hour operation environments.

OEM-Compatible Assembly Standard

Matches 4330222 / 9148922 specifications for EX210LCH-5 systems.

FAQ

Q: What causes unstable swing motion in EX210LCH-5 gearbox systems?
A: It is usually caused by internal gear wear, hydraulic pressure fluctuation, or increased clearance inside the reduction unit.

Q: What must be checked before installing a 4330222 swing device assembly?
A: Verify hydraulic oil cleanliness, ensure precise mounting alignment, and confirm system pressure stability.

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

Q: What working conditions most affect M2X146 swing drive durability?
A: Continuous overload, poor filtration, abrasive dust exposure, and extreme temperature variations significantly reduce 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 :

4330222

Swing Motor

M2X146 Swing Motor

EX210LCH-5 Swing Motor

Excavator Rotary Motor

Slewing Drive Unit

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Subject : RITO Swing Device Assembly 4330222 EX210LCH-5 M2X146 9148922 Excavator Swing Reduction Gearbox Slewing Device Swing Drive Motor

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