Caterpillar 931C Series II Crawler Loader

Dimensions

Clearance at Full Height and Dump 9 ft (3 m)
Ground Clearance 1 ft (0 m)
Height – Top of Cab 9 ft (3 m)
Length to Front of Track 9 ft (3 m)
Length with Bucket on Ground 14 ft (4 m)
Reach at Dump Height 3 ft (1 m)
Width to Outside of Tracks 6 ft (2 m)

Engine

Displacement 317 cu in (5,201 cu cm)
Engine Model 3204
Net Power 70 hp (52 kw)
Number of Cylinders 4
Power Measured @ 2400 rpm

Hydraulic System

Dump Time 2.7 seconds
Lower Time 3.1 seconds
Pump Flow Capacity 23 gpm (86 lpm)
Pump Type single-section gear
Raise Time 6 seconds
Relief Valve Pressure 2500 psi

Operating Specifications

Alternator Supplied Amperage 40 amps
Breakout Force Bucket 14,270 lbs (6,473 kg)
Bucket Capacity – heaped 1 cu yd (1 cu m)
Bucket Capacity – struck 1 cu yd (1 cu m)
Cooling System Fluid Capacity 5 gal (20 l)
Engine Oil Capacity 3 gal (12 l)
Final Drive Fluid Capacity – each 2 gal (8 l)
Fuel Capacity 31 gal (116 l)
Hydraulic System Fluid Capacity 15 gal (57 l)
Max Speed 7 mph (11 kph)
Operating Voltage 12 volts
Operating Weight 17,741 lbs (8,047 kg)
Static Tipping Load 10,792 lbs (4,895 kg)

Undercarriage

Ground Contact Area 2,093 cu in (34,292 cu cm)
Ground Pressure 8.5 psi
Length of Track on Ground 6 ft (2 m)
Number of Shoes per Side 37
Number of Track Rollers per Side 5
Track Gauge 56 in (142 cm)
Track Shoe Width 14 in (36 cm)
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