Caterpillar 307B SB Mini Excavator

Boom/Stick Excavator Option 1

Max Cutting Height 20 ft (6 m)
Max Digging Depth 14 ft (4 m)
Max Loading Height 14 ft (4 m)
Max Reach Along Ground 23 ft (7 m)
Max Vertical Wall Digging Depth 10 ft (3 m)

Boom/Stick Excavator Option 2

Max Cutting Height 20 ft (6 m)
Max Digging Depth 14 ft (4 m)
Max Loading Height 14 ft (4 m)
Max Reach Along Ground 23 ft (7 m)
Max Vertical Wall Digging Depth 10 ft (3 m)

Boom/Stick Excavator Option 3

Max Cutting Height 21 ft (6 m)
Max Digging Depth 16 ft (5 m)
Max Loading Height 15 ft (4 m)
Max Reach Along Ground 24 ft (7 m)
Max Vertical Wall Digging Depth 12 ft (4 m)

Dimensions

Ground Clearance 1 ft (0 m)
Height – Top of Cab 9 ft (3 m)
Removal Counterweight Clearance 3 ft (1 m)
Tail Swing Radius 6 ft (2 m)
Width to Outside of Tracks 7 ft (2 m)

DRIVE SYSTEM

Maximum Drawbar Pull 12,360 lbs (5,606 kg)

Engine

Bore 4 in (9 cm)
Displacement 173 cu in (2,835 cu cm)
Engine Model 4M40E1
Flywheel Power 40 hp (30 kw)
Net Power 41 hp (31 kw)
Stroke 4 in (10 cm)

Hydraulic System

Maximum Pressure – Swing 3980 psi
Maximum Pressure – Travel 4550 psi
Pilot System – Maximum Flow 5 gpm (19 lpm)
Pilot System – Maximum Pressure 570 psi

Operating Specifications

Fuel Capacity 36 gal (135 l)
Hydraulic Pump Flow Capacity 34 gpm (128 lpm)
Hydraulic System Fluid Capacity 28 gal (105 l)
Operating Weight 16,314 lbs (7,400 kg)

Service Refill Capacities

Cooling System 4 gal (15 l)
Engine Oil 2 gal (7 l)
Final Drive – Each 1 gal (2 l)
Fuel Tank 36 gal (135 l)
Hydraulic System – Including Tank 25 gal (94 l)
Hydraulic Tank 15 gal (57 l)

Undercarriage

Drawbar Pull 12,130 lbs (5,502 kg)
Max Travel Speed 3 mph (5 kph)
Shoe Size 18 in (45 cm)
Track Gauge 6 ft (2 m)

Weights

Operating Weight 18,555 lbs (8,416 kg)
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