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RITO Swing Motor Assembly 4398514 4398514 ZX200 EX200-1 EX200 Excavator Hydraulic Swing Drive Rotary Reduction Unit

RITO Swing Motor Assembly 4398514 4398514 ZX200 EX200-1 EX200 Excavator Hydraulic Swing Drive Rotary Reduction Unit

Facing swing instability, hydraulic response delay, or reduced slewing efficiency in ZX200, EX200-1, or EX200 excavator fleets? For construction contractors, equipment distributors, and maintenance specialists, a dependable swing motor assembly is essential to maintain excavation productivity and reduce unexpected downtime. RITO Swing Motor Assembly 4398514 4398514 ZX200 EX200-1 EX200 Excavator Hydraulic Swing Drive Rotary Reduction Unit delivers stable torque output and efficient hydraulic-to-rotational conversion for smooth and reliable excavator swing operation in demanding construction and earthmoving environments.

Item NO.:
4398514
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 hydraulic swing drive units, it provides consistent power transmission, stable rotary control, and reliable performance during continuous excavation cycles. Designed for OEM/OEM-equivalent replacement supply, it supports professional repair, maintenance, and bulk procurement requirements for Hitachi ZX200, EX200-1, and EX200 excavator applications across construction, infrastructure, quarrying, and general earthmoving projects.

Product Specifications

Part Number	4398514 / 4398514
Part Name	Excavator Swing Motor Assembly Hydraulic Swing Drive Rotary Reduction Unit
Compatible Brand	HITACHI
Applicable Models	ZX200, EX200-1, EX200 Medium Construction & Earthmoving Excavator
Application	Excavator upper body slewing hydraulic drive system, applied to municipal engineering, road construction, landscaping excavation and aggregate stacking & loading works
Material	High-strength forged alloy steel + medium-heavy load wear-resistant bronze friction accessories
Product Color	Matte anti-rust industrial metallic gray
Working Temperature	-22℃ ~ +58℃
Key Function	Convert high hydraulic pressure into stable medium slewing torque to drive ZX200 / EX200-1 / EX200 excavator upper body rotation for infrastructure and earthmoving projects
Condition	100% New, Aftermarket / OEM Quality
Packaging	Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

Key Features & Advantages

High-Torque Swing Performance

Provides powerful and stable rotary force for ZX200, EX200-1, and EX200 excavator upper structure rotation and swing operations.

Efficient Hydraulic Rotary Drive

Converts hydraulic pressure into controlled rotary movement for smooth and precise swing operation.

Durable Excavator-Grade Structure

Built with high-strength materials for reliable performance under demanding working conditions and continuous excavation cycles.

OEM-Compatible Assembly Standard

Matches 4398514 specifications for ZX200, EX200-1, and EX200 excavator hydraulic swing systems.

FAQ

Q: What are the common symptoms of a ZX200 swing motor assembly problem?
A: Slow swing speed, unstable rotation, abnormal operating noise, oil leakage, and reduced torque output may indicate internal motor or reduction unit wear.

Q: What should be checked before installing a 4398514 hydraulic swing drive rotary reduction unit?
A: Inspect hydraulic oil cleanliness, confirm system pressure, verify mounting accuracy, and check related swing system components before operation.

Q: How does a swing motor assembly improve ZX200 and EX200 excavator performance?
A: It converts hydraulic energy into controlled rotary movement and provides stable torque output for smooth upper structure positioning and efficient excavation cycles.

Q: What factors affect the service life of an excavator hydraulic rotary reduction unit?
A: Continuous heavy loads, hydraulic contamination, insufficient lubrication, and harsh operating environments can accelerate component wear.

A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies

Related Tags :

4398514

Swing Drive

Hitachi Swing Motor

ZX200 Swing Motor

Swing Motor Assembly

Slewing Drive Unit

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Subject : RITO Swing Motor Assembly 4398514 4398514 ZX200 EX200-1 EX200 Excavator Hydraulic Swing Drive Rotary Reduction Unit

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