Caterpillar 305C CR Mini Excavator Specs

Category: Mini Excavators ➔
Manufacturer: Caterpillar ➔
Model: 305C CR ➔

The Caterpillar 305C CR Mini Excavator is a versatile and reliable machine designed for efficient digging and loading tasks in various job sites. With a maximum cutting height of 17.6 ft and a maximum digging depth of 11.5 ft, this excavator offers excellent reach and capabilities for vertical wall digging. The powerful Mitsubishi S4Q2-T engine provides 48.5 gross horsepower, while the hydraulic system ensures smooth operation with digging forces of up to 11,443 lbs. From its compact dimensions to its high travel speeds, the Caterpillar 305C CR is a top choice for construction and excavation projects.

Boom/Stick Excavator Option 1

Caterpillar 305C CR Mini Excavator Boom/Stick Excavator Option 1 specifications
Max Cutting Height	17.60 ft (5.36 m)
Max Digging Depth	11.50 ft (3.51 m)
Max Loading Height	12.50 ft (3.81 m)
Max Reach Along Ground	18.60 ft (5.67 m)
Max Vertical Wall Digging Depth	8.30 ft (2.53 m)
Shipping Height of Unit	8.40 ft (2.56 m)
Shipping Length of Unit	17.50 ft (5.33 m)

Boom/Stick Excavator Option 2

Caterpillar 305C CR Mini Excavator Boom/Stick Excavator Option 2 specifications
Max Cutting Height	18.50 ft (5.64 m)
Max Digging Depth	12.80 ft (3.90 m)
Max Loading Height	13.30 ft (4.05 m)
Max Reach Along Ground	19.90 ft (6.07 m)
Max Vertical Wall Digging Depth	9.60 ft (2.93 m)
Shipping Height of Unit	8.40 ft (2.56 m)
Shipping Length of Unit	17.90 ft (5.46 m)

Dimensions

Caterpillar 305C CR Mini Excavator Dimensions specifications
Ground Clearance	1.20 ft (0.37 m)
Height - Over Cab	8.40 ft (2.56 m)
Height - Top of Cab	8.30 ft (2.53 m)
Length - Center of Rollers	18.54 ft (5.65 m)
Maximum Cutting Height - Long Stick	18.50 ft (5.64 m)
Maximum Cutting Height - Standard Stick	17.70 ft (5.39 m)
Maximum Digging Depth - Standard Stick	11.40 ft (3.47 m)
Maximum Dump Height - Long Stick	13.30 ft (4.05 m)
Maximum Dump Height - Standard Stick	12.50 ft (3.81 m)
Maximum Reach - Ground Level - Standard Stick	18.60 ft (5.67 m)
Maximum Vertical Dig Depth - Long Stick	12.80 ft (3.90 m)
Maximum Vertical Dig Depth - Standard Stick	9.60 ft (2.93 m)
Removal Counterweight Clearance	2.00 ft (0.61 m)
Shipping Height	8.40 ft (2.56 m)
Shipping Length	17.50 ft (5.33 m)
Swing Radius - Rear	3.50 ft (1.07 m)
Tail Swing Radius	3.30 ft (1.01 m)
Track Shoe Width	1.40 ft (0.43 m)
Transport Width	6.50 ft (1.98 m)
Width to Outside of Tracks	6.50 ft (1.98 m)

Engine

Caterpillar 305C CR Mini Excavator Engine specifications
Bore	3.50 in (8.89 cm)
Displacement	153.00 cu in (2,507.23 cu cm)
Engine Model	Mitsubishi S4Q2-T
Gross Power	48.50 hp (36.17 kw)
Net Power	47.00 hp (35.05 kw)
Number of Cylinders	4
Power Measured @	2400 rpm
Stroke	4.10 in (10.41 cm)

Hydraulic System

Caterpillar 305C CR Mini Excavator Hydraulic System specifications
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)
Operating Pressure - Equipment	3553 psi
Operating Pressure - Swing	2669 psi
Operating Pressure - Travel	3553 psi

Operating Specifications

Caterpillar 305C CR Mini Excavator Operating Specifications specifications
Alternator Supplied Amperage	50 amps
Cooling System Fluid Capacity	2.90 gal (10.98 l)
Engine Oil Capacity	1.90 gal (7.19 l)
Fuel Capacity	19.00 gal (71.92 l)
Hydraulic Pump Flow Capacity	34.30 gpm (129.83 lpm)
Hydraulic System Fluid Capacity	20.60 gal (77.97 l)
Hydraulic System Relief Valve Pressure	3553 psi
Operating Voltage	12 volts
Operating Weight	11,725.00 lbs (5,318.38 kg)

Service Refill Capacities

Caterpillar 305C CR Mini Excavator Service Refill Capacities specifications
Cooling System	2.90 gal (10.98 l)
Engine Oil	1.80 gal (6.81 l)
Fuel Tank	19.00 gal (71.92 l)
Hydraulic System	20.60 gal (77.97 l)
Hydraulic Tank	12.70 gal (48.07 l)
Track Gauge	5.20 ft (1.58 m)

Swing Mechanism

Caterpillar 305C CR Mini Excavator Swing Mechanism specifications
Swing Speed	9 rpm

Swing System

Caterpillar 305C CR Mini Excavator Swing System specifications
Machine Swing Speed	9 rpm

Travel System

Caterpillar 305C CR Mini Excavator Travel System specifications
Travel Speed - High	2.90 mph (4.67 kph)

Undercarriage

Caterpillar 305C CR Mini Excavator Undercarriage specifications
Max Travel Speed	2.80 mph (4.51 kph)
Shoe Size	16.00 in (40.64 cm)
Track Gauge	5.20 ft (1.58 m)

Weights

Caterpillar 305C CR Mini Excavator Weights specifications
Operating Weight	11,464.00 lbs (5,199.99 kg)
Operating Weight - With Cab	11,725.00 lbs (5,318.38 kg)

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