Doosan DX800LC-5B Mining Excavator Swing Reducer Assembly 130426-00042A 130426-00042B Swing Drive Gearbox
130426-00042A / 130426-00042B Excavator Swing Drive Assembly
This 130426-00042A / 130426-00042B swing drive assembly (reducer / slewing gearbox) is a complete, direct-fit replacement unit engineered for Doosan DX800LC-5B mining 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
- Built for mining-class loads: engineered for the immense rotational inertia of an 80-ton excavator
- Multi-stage planetary reducer: provides powerful, smooth 360° slew performance under continuous duty
- Heavy-duty bearings & gears: selected for high radial and torque loads in open-pit conditions
- Factory tested: each reducer assembly is inspected and run-tested before dispatch
Technical Specifications
| Part Numbers | 130426-00042A / 130426-00042B |
| Category | Swing Reducer / Swing Drive Gearbox |
| Compatible Model | Doosan DX800LC-5B |
| Condition | Original & OEM |
| Warranty | 3 Months |
| MOQ | 1 PC |
Applications
- Mining excavator slewing systems
- Large-scale earthmoving and open-pit mining
- Replacement of heavy-duty swing reducers
Why Choose Us
We supply heavy-duty swing reducers and gearboxes for large mining excavators, with expert technical support and reliable global logistics.
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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.