Categories ↠ Excavators ↠ Doosan DX420LC

Doosan DX420LC Excavator

Category: Excavators ➔
Manufacturer: Doosan ➔
Model: DX420LC ➔

The Doosan DX420LC Excavator is a powerful and versatile machine designed for heavy-duty digging and loading tasks. With multiple boom/stick options offering impressive cutting heights, digging depths, and reach capabilities, this excavator is equipped to handle a variety of jobsite challenges. Its spacious cab provides comfort for operators, while its high-performance engine delivers reliable power and torque. With a large bucket capacity and robust operating specifications, the DX420LC is a top choice for demanding construction and excavation projects.

See all Doosan DX420LCs for sale

Boom/Stick Excavator Option 1

Max Cutting Height	35 ft (11 m)
Max Digging Depth	23 ft (7 m)
Max Loading Height	25 ft (7 m)
Max Reach Along Ground	35 ft (11 m)
Max Vertical Wall Digging Depth	12 ft (4 m)
Shipping Height of Unit	12 ft (4 m)
Shipping Length of Unit	39 ft (12 m)

Boom/Stick Excavator Option 2

Max Cutting Height	36 ft (11 m)
Max Digging Depth	25 ft (8 m)
Max Loading Height	26 ft (8 m)
Max Reach Along Ground	37 ft (11 m)
Max Vertical Wall Digging Depth	14 ft (4 m)
Shipping Height of Unit	12 ft (4 m)
Shipping Length of Unit	38 ft (12 m)

Boom/Stick Excavator Option 3

Max Cutting Height	37 ft (11 m)
Max Digging Depth	28 ft (8 m)
Max Loading Height	27 ft (8 m)
Max Reach Along Ground	39 ft (12 m)
Max Vertical Wall Digging Depth	17 ft (5 m)
Shipping Height of Unit	12 ft (4 m)
Shipping Length of Unit	38 ft (12 m)

Boom/Stick Excavator Option 4

Max Cutting Height	36 ft (11 m)
Max Digging Depth	26 ft (8 m)
Max Loading Height	26 ft (8 m)
Max Reach Along Ground	37 ft (11 m)
Max Vertical Wall Dig Depth	17 ft (5 m)
Shipping Length of Unit	38 ft (12 m)

Bucket

Maximum Bucket Capacity	3 cu yd (2 cu m)
Minimum Bucket Capacity	2 cu yd (1 cu m)
Reference Bucket Capacity	3 cu yd (2 cu m)

Dimensions

Ground Clearance	2 ft (1 m)
Height - Top of Cab	10 ft (3 m)
Length of Track on Ground	14 ft (4 m)
Removal Counterweight Clearance	4 ft (1 m)
Tail Swing Radius	12 ft (4 m)
Width to Outside of Tracks	11 ft (3 m)

Engine

Displacement	669 cu in (10,963 cu cm)
Engine Model	DV11
Max Torque	1,013 lbs ft (1,373 nm)
Net Power	293 hp (218 kw)
Power Measured @	1800 rpm
Torque Measured @	1300 rpm

Operating Specifications

Alternator Supplied Amperage	50 amps
Cooling System Fluid Capacity	11 gal (40 l)
Engine Oil Capacity	12 gal (44 l)
Fuel Capacity	145 gal (550 l)
Hydraulic Pump Flow Capacity	167 gpm (630 lpm)
Hydraulic System Fluid Capacity	111 gal (420 l)
Hydraulic System Relief Valve Pressure	4554.2 psi
Operating Voltage	24 volts
Operating Weight	90,170 lbs (40,900 kg)
Swing Drive Fluid Capacity	2 gal (6 l)

Swing Mechanism

Swing Speed

9.2 rpm

Undercarriage

Ground Pressure	10.5 psi
Max Travel Speed	3 mph (5 kph)
Number of Carrier Rollers per Side	2
Number of Shoes per Side	50
Number of Track Rollers per Side	9
Shoe Size	24 in (60 cm)

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon