The Caterpillar 307B SB Mini Excavator is a powerful and versatile machine with impressive capabilities. With options for different boom/stick configurations and maximum cutting heights ranging from 20.3 to 21.3 feet, digging depths up to 15.5 feet, and loading heights up to 14.6 feet, this excavator is designed for maximum efficiency on job sites. Operating at an impressive 40 horsepower, with a hydraulic pump flow capacity of 33.9 gallons per minute and an operating weight of 16,314.3 pounds, the 307B SB is a reliable and high-performing piece of equipment for various construction and excavation tasks.
Boom/Stick Excavator Option 1
Caterpillar 307B SB Mini Excavator Boom/Stick Excavator Option 1 specifications
Max Cutting Height
20.30 ft (6.19 m)
Max Digging Depth
13.70 ft (4.18 m)
Max Loading Height
13.70 ft (4.18 m)
Max Reach Along Ground
22.70 ft (6.92 m)
Max Vertical Wall Digging Depth
9.90 ft (3.02 m)
Boom/Stick Excavator Option 2
Caterpillar 307B SB Mini Excavator Boom/Stick Excavator Option 2 specifications
Max Cutting Height
20.40 ft (6.22 m)
Max Digging Depth
13.70 ft (4.18 m)
Max Loading Height
13.70 ft (4.18 m)
Max Reach Along Ground
22.60 ft (6.89 m)
Max Vertical Wall Digging Depth
9.80 ft (2.99 m)
Boom/Stick Excavator Option 3
Caterpillar 307B SB Mini Excavator Boom/Stick Excavator Option 3 specifications
Max Cutting Height
21.30 ft (6.49 m)
Max Digging Depth
15.50 ft (4.72 m)
Max Loading Height
14.60 ft (4.45 m)
Max Reach Along Ground
24.40 ft (7.44 m)
Max Vertical Wall Digging Depth
11.80 ft (3.60 m)
Dimensions
Caterpillar 307B SB Mini Excavator Dimensions specifications
Ground Clearance
1.30 ft (0.40 m)
Height - Top of Cab
8.70 ft (2.65 m)
Removal Counterweight Clearance
2.60 ft (0.79 m)
Tail Swing Radius
5.80 ft (1.77 m)
Width to Outside of Tracks
7.30 ft (2.23 m)
DRIVE SYSTEM
Caterpillar 307B SB Mini Excavator DRIVE SYSTEM specifications
Maximum Drawbar Pull
12,360.00 lbs (5,606.41 kg)
Engine
Caterpillar 307B SB Mini Excavator Engine specifications
Bore
3.70 in (9.40 cm)
Displacement
173.00 cu in (2,834.97 cu cm)
Engine Model
4M40E1
Flywheel Power
40.00 hp (29.83 kw)
Net Power
41.00 hp (30.57 kw)
Stroke
4.00 in (10.16 cm)
Hydraulic System
Caterpillar 307B SB Mini Excavator Hydraulic System specifications
Maximum Pressure - Swing
3980 psi
Maximum Pressure - Travel
4550 psi
Pilot System - Maximum Flow
4.90 gpm (18.55 lpm)
Pilot System - Maximum Pressure
570 psi
Operating Specifications
Caterpillar 307B SB Mini Excavator Operating Specifications specifications
Fuel Capacity
35.70 gal (135.12 l)
Hydraulic Pump Flow Capacity
33.90 gpm (128.31 lpm)
Hydraulic System Fluid Capacity
27.80 gal (105.22 l)
Operating Weight
16,314.30 lbs (7,400.05 kg)
Service Refill Capacities
Caterpillar 307B SB Mini Excavator Service Refill Capacities specifications
Cooling System
4.00 gal (15.14 l)
Engine Oil
1.90 gal (7.19 l)
Final Drive - Each
0.50 gal (1.89 l)
Fuel Tank
35.70 gal (135.12 l)
Hydraulic System - Including Tank
24.80 gal (93.87 l)
Hydraulic Tank
15.00 gal (56.78 l)
Undercarriage
Caterpillar 307B SB Mini Excavator Undercarriage specifications
Drawbar Pull
12,130.00 lbs (5,502.08 kg)
Max Travel Speed
3.20 mph (5.15 kph)
Shoe Size
17.80 in (45.21 cm)
Track Gauge
5.80 ft (1.77 m)
Weights
Caterpillar 307B SB Mini Excavator Weights specifications
Operating Weight
18,555.00 lbs (8,416.42 kg)
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