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Dig with power and confidence, work in comfort, and stay on the job longer with the DX490LC-5. Its a steady performer in the 40-50 metric ton size class.Strength starts with an unbeatable engine and hydraulic system. The high pressure common rail fuel injected engine and electronic power optimizing system (EPOS) deliver the most power and fuel efficiency.The hydraulic system output requirements are optimized with engine horsepower. The resulting efficiency increases productivity and reduces fuel consumption. Improved feedback through the controls results in smoother machine control and enhanced operator comfort. For further fuel savings, auto shutdown helps owners save fuel during non-working conditions.Enjoy reduced maintenance costs and extended machine life with the durable x-chassis, strengthened boom and arm assemblies, the extended greasing intervals. Easily access the battery, oil filter, air cleaner, fuel filter, radiators and other engine components.The arm grease points are grouped for easy maintenance. A variable speed hydraulic fan regulates airflow through the oil cooler. Monitor your Doosan heavy equipment and manage maintenance to reduce operating costs with Doosan Telematics.A spacious cab offers excellent visibility, adjustable controls and high-performance air conditioning. The reclining, height and weight-adjustable standard air suspension seat has a headrest and adjustable armrest. A rear view camera, and optional side view camera provide even better visibility. A split screen function allows up to three camera displays to be viewed at once. To reach Tier 4 emissions standards, the DX490LC-5 incorporates a high-pressure common-rail (HPCR) fuel delivery system as well as cooled exhaust gas recirculation (CEGR) combined with a diesel oxidation catalyst (DOC) and selective catalyst reduction (SCR). Read about our Tier 4 technologies to learn more.Learn about all of the other performance, reliability, and comfort features by viewing the crawler excavator product section.


Doosan Construction
Model Year
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40 ft 1 in.
10 ft 11 in.
10 ft 9 in. outside tires
112,206 lb
Fuel Tank Capacity
180.96 gal


Track Length
17 ft 10 in.


Engine Type
Gross Horsepower
379.5 hp @ 1,800 rpm (ISO-9249)
Net Horsepower
372.8 hp @ 1,800 rpm
1298 lbfft @ 1,300 rpm


System Relief Pressure
4,694 psi
4,978 psi
Std Pump Flow
93.78 gal/min


Travel Speed - Forward
Low : 1.93 mph
High : 3.36 mph
Arm Length
10.99 ft
Arm Force
50,045 lb
Dig Depth
25 ft 6 in.
Dig Height
38 ft 11 in.
Load Height
25 ft 9 in.
Bucket Capacity
2.8 yd
Bucket Digging Force
67,902 lb
Boom Length
23.29 ft
Boom Lift Capacity
Over Front, 10 ft. Above Ground: 37,910 lb @ 20 ft
Over Front, Ground Level: 43,110 lb @ 20 ft
Over Front, 10 ft. Below Ground: 39,690 lb @ 20 ft


 Diesel Powered Coolant Heater  
 Block Heater  
 Auxiliary Hydraulics, Two-Way w/ Optional Pedal Control  
 Intelligent Floating Boom  
 Boom Lock Valve  
 Rain Shield  
 Guard, FOGS  
 Guard, Front Window  
 Vandalism Covers  
 Work Lights  
 Rotating Beacon  
 Track Shoe Sizes  
 Straight Travel  
 Air Compressor  

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*Price, if shown, is Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer freight/preparation, dealer document preparation charges or any finance charges (if applicable). MSRP and/or final actual sales price will vary depending on options or accessories selected.