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 |
DX420LC-3 Swing Drive Assembly
,170303-00073 Doosan Swing Gearbox
,Excavator Slewing Drive Unit
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 Number | 170303-00073 |
| Category | Swing Drive Assembly / Swing Gearbox |
| Compatible Model | Doosan DX420LC-3 |
| Condition | Original & OEM |
| Warranty | 3 Months |
| MOQ | 1 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.