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The Cat® 308E2 CR Mini Hydraulic Excavator delivers high performance, durability and versatility in a compact design to help you work in a variety of applications.

Cat Specs


Net Power
65 HP
3.7 in
4.7 in
203.2 in³
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
Gross Power - ISO 14396
66.6 HP
Net Power - ISO 9249
65 HP
Engine Model
Cat® C3.3B


Operating Weight
18519 lb
Note (2)
Weight varies depending on machine configuration.
Operating Weight - With Cab
18519 lb
Note (1)
Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.

Service Refill Capacities

Engine Oil
3 gal (US)
Cooling System
3.7 gal (US)
Fuel Tank
33 gal (US)
Hydraulic System
24.8 gal (US)
Hydraulic Tank
21.7 gal (US)

Operating Specifications

Machine Overhang
11 in
Stick Length - Standard
5.5 in

Hydraulic System

Load sensing hydraulics with variable displacement piston pump.

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.3 kg (2.9 lb) of refrigerant which has a