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Doosan DX420LC-3 Excavator Swing Drive Assembly 170303-00073 Hydraulic Swing Gearbox Slewing Reducer

Doosan DX420LC-3 Excavator Swing Drive Assembly 170303-00073 Hydraulic Swing Gearbox Slewing Reducer

MOQ: 1 Piece
Price: Negotiable
Standard Packaging: Wooden Case
Delivery Period: 3-7 Days
Payment Method: T/T, Western Union
Supply Capacity: 300 Pieces per Month
Detail Information
Place of Origin
Guangdong, China
Brand Name
ZW / OEM
Certification
ISO 9001:2015
Model Number
170303-00073
Warranty:
3 Months
Condition:
Original & OEM
Application:
Doosan DX420LC-3 Excavator
Category:
Swing Drive Assembly
Highlight:

DX420LC-3 Swing Drive Assembly

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170303-00073 Doosan Swing Gearbox

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Excavator Slewing Drive Unit

Product Description

170303-00073 Excavator Swing Drive Assembly

This 170303-00073 swing drive assembly (reducer / slewing gearbox) is a complete, direct-fit replacement unit engineered for Doosan DX420LC-3 excavators. As a core component of the excavator upper-structure rotation system, it delivers stable torque multiplication and precise 360° slewing performance for demanding earthmoving and construction work.

Key Features

  • Complete swing drive assembly: includes the slewing gearbox ready for direct replacement of the OEM unit
  • High-torque planetary reduction: built for the rotational load of a 42-ton class excavator
  • Precision-machined housing: ensures correct alignment and a clean fit on the mounting flange
  • Tested before shipping: every assembly is run-tested for smooth operation and leak-free sealing

Technical Specifications

Part Number170303-00073
CategorySwing Drive Assembly / Swing Gearbox
Compatible ModelDoosan DX420LC-3
ConditionOriginal & OEM
Warranty3 Months
MOQ1 PC

Applications

  • Large excavator slewing systems
  • Heavy construction and infrastructure projects
  • Replacement of failed swing drive assemblies

Why Choose Us

We supply complete swing drive assemblies for Doosan, Komatsu, Hitachi, Kobelco and CAT excavators with fast worldwide shipping.

Every unit is 100% tested before shipment and backed by a 3-month warranty. Contact our sales team for bulk pricing and fast worldwide delivery.