The Caterpillar 308E2 CR is a compact radius mini excavator designed for construction, utility, landscaping, and site preparation work. It features a reduced tail swing design for operation in confined spaces while maintaining digging performance and stability. The 308E2 CR is typically equipped with a Caterpillar diesel engine, hydraulic auxiliary circuits, and a comfortable operator station with intuitive controls. Common applications include trenching, grading, material handling, and demolition support. As part of Caterpillar's mini excavator lineup, the 308E2 CR is used where maneuverability, transportability, and efficient operation are important on urban and restricted-access job sites.
Blade
Caterpillar 308E2 CR Mini Excavator Blade specifications
Blade Height
17.80 in (45.21 cm)
Blade Width
7.70 ft (2.35 m)
Dig Depth
14.20 in (36.07 cm)
Height
17.70 in (44.96 cm)
Lift Height
15.00 in (38.10 cm)
Width
7.70 ft (2.35 m)
Buckets
Caterpillar 308E2 CR Mini Excavator Buckets specifications
Maximum Bucket Capacity
1.1 cu yd
Minimum Bucket Capacity
0.5 cu yd
Cab
Caterpillar 308E2 CR Mini Excavator Cab specifications
Average Exterior Sound Pressure
99 dB(A) ISO 6395 Dynamic Test
Dynamic Operator Sound Pressure
70 dB(A) ISO 6396
Dimensions
Caterpillar 308E2 CR Mini Excavator Dimensions specifications
Height
8.33 ft (2.54 m)
Length
20.92 ft (6.38 m)
Weight
19,073.00 lbs (8,651.38 kg)
Width
7.58 ft (2.31 m)
Engine
Caterpillar 308E2 CR Mini Excavator Engine specifications
Aspiration
Turbocharged
Bore
3.70 in (9.40 cm)
Displacement
203.20 cu in (3,329.86 cu cm)
Emissions
Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
Engine Make
2236
Engine Model
Cat C3.3B
Gross Power
66.60 hp (49.66 kw)
Gross Power - Iso 14396
66.60 hp (49.66 kw)
Net Power
65.00 hp (48.47 kw)
Net Power - Iso 9249
65.00 hp (48.47 kw)
Number Of Cylinders
4
Power Measured @
2400 rpm
Rated Net Power - 2,400 Rpm - Iso 9249/Eec 80/1269
65.00 hp (48.47 kw)
Stroke
4.70 in (11.94 cm)
Hydraulic System
Caterpillar 308E2 CR Mini Excavator Hydraulic System specifications
Auxiliary Circuit - Primary (186 Bar/2,734 Psi)
33.80 gpm (127.93 lpm)
Auxiliary Circuit - Secondary (174 Bar/2,524 Psi)
16.90 gpm (63.97 lpm)
Digging Force - Bucket
13,534.00 lbs (6,138.93 kg)
Digging Force - Stick - Long
7,891.00 lbs (3,579.30 kg)
Digging Force - Stick - Standard
9,015.00 lbs (4,089.14 kg)
Note
Load sensing hydraulics with variable displacement piston pump.
Operating Pressure - Equipment
4061 psi
Operating Pressure - Swing
3481 psi
Operating Pressure - Travel
4061 psi
Pump Flow At 2,000 Rpm
39.60 gpm (149.89 lpm)
Operating Specifications
Caterpillar 308E2 CR Mini Excavator Operating Specifications specifications
Counterweight
551.00 lbs (249.93 kg)
Machine Overhang
11.00 in (27.94 cm)
Machine Overhang With Counterweight
16.00 in (40.64 cm)
Maximum Dig Depth
163.50 in (415.29 cm)
Stick Length - Long
87.00 in (220.98 cm)
Stick Length - Standard
66.00 in (167.64 cm)
Operational
Caterpillar 308E2 CR Mini Excavator Operational specifications
Cooling System Fluid Capacity
3.70 gal (14.00 l)
Engine Oil Capacity
3.00 gal (11.36 l)
Fuel Capacity
33.00 gal (124.91 l)
Hydraulic System Fluid Capacity
21.70 gal (82.13 l)
Operating Weight
18,519.00 lbs (8,400.09 kg)
Service Refill Capacities
Caterpillar 308E2 CR Mini Excavator Service Refill Capacities specifications
Cooling System
3.70 gal (14.00 l)
Engine Oil
3.00 gal (11.36 l)
Fuel Tank
33.00 gal (124.91 l)
Hydraulic System
24.80 gal (93.87 l)
Hydraulic Tank
21.70 gal (82.13 l)
Swing Mechanism
Caterpillar 308E2 CR Mini Excavator Swing Mechanism specifications
Swing Speed
11 rpm
Swing System
Caterpillar 308E2 CR Mini Excavator Swing System specifications
Boom Swing - Left
60 degrees
Machine Swing Speed
11 rpm
Note
Automatic swing break, spring applied, hydraulic release.
Travel System
Caterpillar 308E2 CR Mini Excavator Travel System specifications
Gradeability - Maximum
30 degrees
Ground Pressure
5.26 psi
Maximum Traction Force - High Speed
8,408.00 lbs (3,813.81 kg)
Maximum Traction Force - Low Speed
14,500.00 lbs (6,577.10 kg)
Note (1)
Each track is driven by one independent 2-speed motor.
Note (2)
Drive modules are integrated into the roller frame for total protection.
Note (3)
Straight line travel when tracking and operating the front linkage simultaneously.
Travel Speed - High
3.20 mph (5.15 kph)
Travel Speed - Low
1.80 mph (2.90 kph)
Undercarriage
Caterpillar 308E2 CR Mini Excavator Undercarriage specifications
Drawbar Pull
20,720.00 lbs (9,398.45 kg)
Ground Pressure
5.51 psi
Max Travel Speed
3.42 mph (5.50 kph)
Track Gauge
6.53 ft (1.99 m)
Weights
Caterpillar 308E2 CR Mini Excavator Weights specifications
Note (1)
Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note (2)
Weight varies depending on machine configuration.
Operating Weight
18,519.00 lbs (8,400.09 kg)
Operating Weight - With Cab
18,519.00 lbs (8,400.09 kg)
×
Stay Ahead of the Market
Get weekly equipment news, auction updates, and dealer insights — trusted by thousands of industry professionals.
