Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Specs

Category: Mini Excavators ➔
Manufacturer: Caterpillar ➔
Model: 305.5E2 CR (Tier 4 Interim) ➔

Blade

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Blade specifications
Dig Depth	21.90 in (55.63 cm)
Height	14.80 in (37.59 cm)
Lift Height	15.90 in (40.39 cm)
Width	6.50 ft (1.98 m)

Engine

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Engine specifications
Bore	3.40 in (8.64 cm)
Displacement	146.00 cu in (2,392.52 cu cm)
Engine Model	Cat C2.4
Gross Power	45.70 hp (34.08 kw)
Net Power	44.20 hp (32.96 kw)
Net Power - Iso 9249	44.20 hp (32.96 kw)
Note	Cat C2.4 engine meets U.S. EPA Tier 4 Interim/EU Stage IIIA emission standards.
Rated Net Power - Iso 9249	44.10 hp (32.89 kw)
Stroke	4.00 in (10.16 cm)

Hydraulic System

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Hydraulic System specifications
Auxiliary Circuit - Primary	21.10 gpm (79.86 lpm)
Auxiliary Circuit - Secondary	6.60 gpm (24.98 lpm)
Digging Force - Bucket	11,443.00 lbs (5,190.46 kg)
Digging Force - Stick - Long	5,575.00 lbs (2,528.78 kg)
Digging Force - Stick - Standard	6,497.00 lbs (2,946.99 kg)
Note	Load sensing hydraulics with variable displacement piston pump.
Operating Pressure - Equipment	3553 psi
Operating Pressure - Swing	3132 psi
Operating Pressure - Travel	3553 psi
Pump Flow	43.10 gpm (163.13 lpm)

Operating Specifications

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Operating Specifications specifications
Maximum Dig Depth	152.00 in (386.08 cm)

Operational

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Operational specifications
Operating Weight	11,958.00 lbs (5,424.06 kg)

Service Refill Capacities

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Service Refill Capacities specifications
Cooling System	2.80 gal (10.60 l)
Engine Oil	2.50 gal (9.46 l)
Fuel Tank	16.60 gal (62.83 l)
Hydraulic System	20.60 gal (77.97 l)
Hydraulic Tank	18.00 gal (68.13 l)

Swing System

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Swing System specifications
Machine Swing Speed	10 rpm
Swing - Right	50 degrees

Travel System

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Travel System specifications
Ground Pressure	4.7 psi
Maximum Traction Force - High Speed	6,025.00 lbs (2,732.90 kg)
Maximum Traction Force - Low Speed	10,745.00 lbs (4,873.86 kg)
Travel Speed - High	2.80 mph (4.51 kph)
Travel Speed - Low	1.70 mph (2.74 kph)

Weights

Caterpillar 305.5E2 CR (Tier 4 Interim) Mini Excavator Weights specifications
Note	Weight includes rubber tracks, bucket, operator, full fuel and auxiliary lines.
Operating Weight - With Cab	11,958.00 lbs (5,424.06 kg)
Operating Weight - With Canopy	11,596.00 lbs (5,259.86 kg)

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