- Track Gauge: 6.53 ft / 1990 mm
- Drawbar Pull: 20720 lb / 92.17 kN
- Ground Pressure: 5.51 psi / 38 kPa
- Max Travel Speed: 3.42 mph / 5.5 km/h
Published dimensions and weight
Caterpillar 308E2 CR
The Caterpillar 308E2 CR is a 8.4 t-class hydraulic excavator with a 65 hp engine.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight18519 lb8400.1 kg
03Selected published values71
Hydraulic excavators are commonly used for digging, trenching, loading and site preparation. Published rows for Caterpillar 308E2 CR include published operating weight of 18519 lb / 8400.1 kg, published engine power of 66.6 hp / 49.7 kw, published maximum speed of 3.42 mph / 5.5 km/h. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Track Gauge” field (6.53 ft / 1990 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Drawbar Pull” field (20720 lb / 92.17 kN) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Ground Pressure” field (5.51 psi / 38 kPa) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Undercarriage
Track Gauge6.53 ft1990 mm
Drawbar Pull20720 lb92.17 kN
Ground Pressure5.51 psi38 kPa
Max Travel Speed3.42 mph5.5 km/h
Swing System
Machine Swing Speed11 rpm11 rpm
NoteAutomatic swing break, spring applied, hydraulic release.Automatic swing break, spring applied, hydraulic release.
Boom Swing - Left60 degrees60 degrees
Engine
Number Of Cylinders44
Engine Make22362236
Engine ModelC3.3BC3.3B
Gross Power66.6 hp49.7 kw
Net Power65 hp48.5 kw
Power Measured @2400 rpm2400 rpm
Displacement203.2 cu in3.4 L
AspirationTurbochargedTurbocharged
Bore3.7 in94 mm
Stroke4.7 in119.4 mm
EmissionsMeets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.Meets U.S. EPA Tier 4 Final and EU Stage IIIB emission standards.
Net Power - Iso 924965 hp48.5 kw
Gross Power - Iso 1439666.6 hp49.7 kw
Rated Net Power - 2,400 Rpm - Iso 9249/Eec 80/126965 hp48.5 kw
Operational
Operating Weight18519 lb8400.1 kg
Fuel Capacity33 gal125 L
Cooling System Fluid Capacity3.7 gal14.1 L
Hydraulic System Fluid Capacity21.7 gal82.2 L
Engine Oil Capacity3 gal11.4 L
Swing Mechanism
Swing Speed11 rpm11 rpm
Weights
Operating Weight18519 lb8400.1 kg
Note (1)Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.Weight with rubber tracks, bucket, operator (75 kg/165 lb), full fuel and auxiliary lines.
Note (2)Weight varies depending on machine configuration.Weight varies depending on machine configuration.
Operating Weight - With Cab18519 lb8400.1 kg
Buckets
Minimum Bucket Capacity0.5 yd30.4 m3
Maximum Bucket Capacity1.1 yd30.8 m3
Blade
Blade Width7.7 ft2320 mm
Blade Height17.8 in450 mm
Height17.7 in449.6 mm
Width7.7 ft2319.1 mm
Lift Height15 in381 mm
Dig Depth14.2 in360.7 mm
Hydraulic System
NoteLoad sensing hydraulics with variable displacement piston pump.Load sensing hydraulics with variable displacement piston pump.
Operating Pressure - Swing3481 psi3481 psi
Operating Pressure - Equipment4061 psi4061 psi
Operating Pressure - Travel4061 psi4061 psi
Digging Force - Stick - Standard9015 lb4089.2 kg
Digging Force - Stick - Long7891 lb3579.3 kg
Digging Force - Bucket13534 lb6139 kg
Auxiliary Circuit - Secondary (174 Bar/2,524 Psi)16.9 gal/min16.9 gal/min
Auxiliary Circuit - Primary (186 Bar/2,734 Psi)33.8 gal/min33.8 gal/min
Pump Flow At 2,000 Rpm39.6 gal/min39.6 gal/min
Operating Specifications
Machine Overhang11 in279.4 mm
Stick Length - Standard66 in1676.4 mm
Stick Length - Long87 in2209.8 mm
Maximum Dig Depth163.5 in4151.4 mm
Machine Overhang With Counterweight16 in406.4 mm
Counterweight551 lb250 kg
Service Refill Capacities
Cooling System3.7 gal14.1 L
Fuel Tank33 gal125 L
Hydraulic Tank21.7 gal82.2 L
Hydraulic System24.8 gal93.9 L
Engine Oil3 gal11.4 L
Cab
Dynamic Operator Sound Pressure70 dB(A) ISO 639670 dB(A) ISO 6396
Average Exterior Sound Pressure99 dB(A) ISO 6395 Dynamic Test99 dB(A) ISO 6395 Dynamic Test
Travel System
Maximum Traction Force - High Speed8408 lb3813.9 kg
Maximum Traction Force - Low Speed14500 lb6577.1 kg
Travel Speed - High3.2 mph5.2 km/h
Travel Speed - Low1.8 mph2.9 km/h
Gradeability - Maximum30 degrees30 degrees
Ground Pressure5.26 psi5.26 psi
Note (1)Each track is driven by one independent 2-speed motor.Each track is driven by one independent 2-speed motor.
Note (2)Drive modules are integrated into the roller frame for total protection.Drive modules are integrated into the roller frame for total protection.
Note (3)Straight line travel when tracking and operating the front linkage simultaneously.Straight line travel when tracking and operating the front linkage simultaneously.
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Manufacturer-published specifications.