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DX225LC-7 Crawler Excavator

The DX225LC-7 delivers the powerful performance your work demands and fuel efficiency systems that won’t sacrifice productivity. Get maximum lifting capacity and hydraulic power for difficult digging tasks. Activate the one-touch power boost button for your toughest digging challenges.

162.3 hp @ 1,800 rpm

Rated Power, Net

52,690 lb

Operating Weight

21' 7"

Dig Depth

Key Specifications

Precise Performance A fine swing function minimizes the shaking of a lifted object, giving you greater control and accuracy.An optional intelligent floating boom mode offers two settings that allow the boom to move freely with the ground contours — including a full float setting and hydraulic breaker setting.Auto downshift for the travel function is designed to increase drawbar pull when needed, improving machine responsiveness and controllability. And the optional straight travel mode is an ideal solution for trenching operations and transportation.Choose from standard, long or super-long reach excavator arm configurations.
Designed for Comfort and Productivity With more features, comfort isn’t optional with the DX225LC-7 crawler excavator.Experience best-in-class operator comfort and control with the easy-to-use Doosan Smart Touch display, ergonomically designed joystick controls, optional heated/cooled seat and automotive-style heating and cooling, and the Doosan® Smart Key.The optional 360-degree all-around view monitoring (AVM) displays a full view of the machine’s surroundings, for better jobsite awareness in every direction.For maximum visibility, standard features include a rearview camera and eight high-illumination LED lights. Upgrade to 12 LED lights as an option.
Main Pump: Displacement 7.14 in³/rev
Control Valve: Relief Valve Pressure (Normal) 4,978 psi
Control Valve: Relief Valve Pressure (Boost) 5,263 psi
Main Pump: Max. Flow Rate (each) 55.63 gal/min
Main Pump: Main Relief Pressure --


Upper Rollers: Quantity Per Side 2
Lower Rollers: Quantity Per Side 8
Track Length 14' 7"
Track Link: Track Gauge 7' 10"
Swing Performance: Max Swing Torque 60757 lbf·ft
Swing Performance: Max Swing Speed (At Efficiency) 10.9 rpm
Travel performance: Traction Force (Highest Value) 6,191,238 lbf
Travel performance: Traveling Speed - Low (XXX/) 1.85 mph
Travel performance: Traveling Speed - High (/XXX) 3.41 mph
Travel performance: Gradeability 35° @ 70 %
Max Digging Reach (Ground) 31' 9"
Max Digging Depth 21' 7"
Max Loading Height 22' 4"
Arm Digging Force - Pressure up 2,585 lbf
Bucket Digging Force - Pressure up 3,709 lbf
Arm Digging Force - Normal 2,450 lbf
Fuel Tank 105.67 gal
Hydraulic System 60.76 gal
Engine Coolant 8 gal
Engine Oil 7.13 gal
Hydraulic Tank 34.61 gal
Lifting Capacity over front @ Horizontal Distance - 10 ft Above Ground 18,300 lb @ 20 ft
Lifting Capacity over front @ Horizontal Distance - Ground Level 22,190 lb @ 20 ft
Lifting Capacity over front @ Horizontal Distance - 10 ft Below Ground 20,860 lb @ 20 ft


Rated Flywheel Power (Gross) 173 hp @ 1,800 rpm (SAE-J1995)
Rated Horse Power (Net) 162.3 hp @ 1,800 rpm
Max. Torque (Net) 593 lbf·ft @ 1,400 rpm
Engine Emissions Tier (EPA) T4


Operating Weight 52,690 lb
Standard Boom Length 18.7 ft
Standard Arm Length 9.51 ft
Standard Bucket Size 1.2 yd³
Shoe Width 2' 7"
Shipping Height - Hose (With Attachment) 9' 10"
Shipping Length (Without Attachment) 31' 4"
Shipping Width (Standard) 10' 5"
Overall Height Over Cab 9' 9"

DX225LC-7 Crawler Excavator

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