- Engine:Powered by a high-performance turbocharged diesel engine (Doosan / Scania depending on version), delivering strong torque and reliable output. Designed for heavy-duty applications with optimized fuel efficiency and stable performance under continuous high-load conditions.
- Hydraulic System: Advanced high-pressure hydraulic system with variable displacement pumps, providing powerful digging force, smooth multi-function operation, and fast cycle times. Ideal for heavy excavation, loading, and large bucket applications.
Price excl. VAT（reference price）：
$60,000 –85,000USD
| Manufacturer：Doosan Infracore |
| Model：DX420 / DX420LC (including DX420LC-7) |
| Product Type：Used Hydraulic Crawler Excavator |
| Excavator Weight Class：40-ton Class |
| Boom Type：Standard Boom / Heavy-Duty Boom (Optional) |
| Bucket Type：Rock Bucket / Heavy-Duty Bucket (Optional) |
| Bucket Capacity：Approx. 1.9 – 2.4 m³ |
| Location：China |
| Travel Mode：Tracked |
| Wheel Track：Crawler Track |
| Climbing Ability：Up to 35° (≈ 70%) |
| Drive Type：Diesel Engine + Hydraulic Drive |
| Maximum Digging Height：Approx. 10,900 – 11,300 mm |
| Operating Weight：Approx. 41,000 – 42,500 kg |
| Application Scope：Large-scale earthmoving;Infrastructure & highway projects;Quarry and mining operations |
Description：
The Used Doosan DX420 crawler excavator is a robust 40-ton-class machine built for demanding construction and earthmoving operations. Featuring a powerful diesel engine and a high-efficiency hydraulic system, the DX420 delivers excellent digging force, smooth control, and high productivity in heavy-load working conditions.
With its reinforced structure, long-carriage stability (LC versions), and reliable components, this model is well suited for large-scale infrastructure projects, quarry work, mining, and mass excavation. Easy maintenance design and strong global parts availability make the Doosan DX420 a cost-effective and dependable choice for contractors, rental companies, and overseas buyers seeking high-performance used excavators.
