Caterpillar 305E CR Mini Excavator Specs

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

The Caterpillar 305E CR is a compact mini excavator designed for digging, trenching, grading, and utility work in confined job sites. It features a reduced tail swing design for improved maneuverability in tight spaces, along with a hydraulic system suited for precise control and efficient operation. The 305E CR is commonly used in construction, landscaping, municipal maintenance, and site preparation applications. Its compact size supports transportability and access to restricted areas while maintaining productive digging performance. As part of Caterpillar's mini excavator lineup, the 305E CR is built for versatility, operator comfort, and dependable performance across a range of light to medium-duty tasks.

Blades

Caterpillar 305E CR Mini Excavator Blades specifications
Blade Height	14.80 in (37.59 cm)
Blade Lift Height	16.50 in (41.91 cm)
Blade Width	6.50 ft (1.98 m)
Dig Depth	21.30 in (54.10 cm)

Boom/Stick Excavator Option 1

Caterpillar 305E CR Mini Excavator Boom/Stick Excavator Option 1 specifications
Max Digging Depth	12.00 ft (3.66 m)
Max Reach Along Ground	19.60 ft (5.97 m)

Dimensions

Caterpillar 305E CR Mini Excavator Dimensions specifications
Height - Over Cab	8.30 ft (2.53 m)
Height - Top of Cab	8.40 ft (2.56 m)
Length of Track on Ground	8.50 ft (2.59 m)
Maximum Cutting Height - Long Stick	17.80 ft (5.43 m)
Maximum Cutting Height - Standard Stick	17.30 ft (5.27 m)
Maximum Digging Depth - Standard Stick	10.80 ft (3.29 m)
Maximum Dump Height - Long Stick	12.80 ft (3.90 m)
Maximum Dump Height - Standard Stick	12.20 ft (3.72 m)
Maximum Horizontal Reach - Long Stick	19.60 ft (5.97 m)
Maximum Horizontal Reach - Standard Stick	18.40 ft (5.61 m)
Maximum Reach - Ground Level - Standard Stick	17.80 ft (5.43 m)
Maximum Vertical Dig Depth - Long Stick	8.80 ft (2.68 m)
Maximum Vertical Dig Depth - Standard Stick	7.60 ft (2.32 m)
Shipping Height	8.30 ft (2.53 m)
Shipping Length	17.00 ft (5.18 m)
Track Shoe Width	1.30 ft (0.40 m)
Transport Width	6.50 ft (1.98 m)
Width to Outside of Tracks	6.50 ft (1.98 m)

Engine

Caterpillar 305E CR Mini Excavator Engine specifications
Bore	3.40 in (8.64 cm)
Power Measured @	2400 rpm
Stroke	4.00 in (10.16 cm)

Hydraulic System

Caterpillar 305E CR Mini Excavator Hydraulic System specifications
Auxiliary Circuit - Primary	18.50 gpm (70.02 lpm)
Auxiliary Circuit - Secondary	10.00 gpm (37.85 lpm)
Digging Force - Bucket	10,050.00 lbs (4,557.82 kg)
Digging Force - Stick - Long	4,788.00 lbs (2,171.43 kg)
Digging Force - Stick - Standard	5,550.00 lbs (2,517.01 kg)
Operating Pressure - Equipment	3553 psi
Operating Pressure - Swing	2690 psi
Operating Pressure - Travel	3553 psi

Operating Specifications

Caterpillar 305E CR Mini Excavator Operating Specifications specifications
Cooling System Fluid Capacity	2.80 gal (10.60 l)
Engine Oil Capacity	2.60 gal (9.84 l)
Fuel Capacity	16.70 gal (63.21 l)
Hydraulic System Fluid Capacity	20.70 gal (78.35 l)
Operating Weight	11,217.00 lbs (5,087.08 kg)

Service Refill Capacities

Caterpillar 305E CR 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 Mechanism

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

Swing System

Caterpillar 305E CR Mini Excavator Swing System specifications
Boom Swing - Left - With Stop	60 degrees
Boom Swing - Left - Without Stop	80 degrees
Boom Swing - Right	50 degrees
Machine Swing Speed	9 rpm

Travel System

Caterpillar 305E CR Mini Excavator Travel System specifications
Maximum Traction Force - High Speed	5,418.00 lbs (2,457.14 kg)
Maximum Traction Force - Low Speed	10,161.00 lbs (4,608.16 kg)
Travel Speed - High	2.80 mph (4.51 kph)
Travel Speed - Low	1.60 mph (2.57 kph)

Undercarriage

Caterpillar 305E CR Mini Excavator Undercarriage specifications
Ground Pressure	4.1 psi
Max Travel Speed	2.80 mph (4.51 kph)

Weights

Caterpillar 305E CR Mini Excavator Weights specifications
Operating Weight - With Cab	11,217.00 lbs (5,087.08 kg)

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