Liebherr R 974C Mining Excavator

Backhoe Boom / Stick 1

Max Dig Depth 24.45 ft in (7450 mm)
Max Cutting Height 40.69 ft in (12400 mm)
Max Dump Height 27.07 ft in (8250 mm)
Max Reach On Ground 40.03 ft in (12200 mm)
Backhoe Boom / Stick 7.2 boom / 2.9m stick

Backhoe Boom / Stick 2

Max Cutting Height 42.33 ft in (12900 mm)
Max Dump Height 28.55 ft in (8700 mm)
Max Dig Depth 27.4 ft in (8350 mm)
Max Reach On Ground 42.82 ft in (13050 mm)
Backhoe Boom / Stick 7.2 boom / 3.8 stick

Backhoe Boom / Stick 3

Max Cutting Height 43.97 ft in (13400 mm)
Max Dump Height 30.19 ft in (9200 mm)
Max Dig Depth 30.35 ft in (9250 mm)
Backhoe Boom / Stick 7.2m boom / 4.7m stick
Max Reach On Ground 45.77 ft in (13950 mm)

Backhoe Boom / Stick 4

Max Cutting Height 44.13 ft in (13450 mm)
Max Dump Height 30.52 ft in (9300 mm)
Max Dig Depth 29.7 ft in (9050 mm)
Backhoe Boom / Stick 8.6m boom / 2.9m stick
Max Reach On Ground 44.95 ft in (13700 mm)

Dimensions

Width Over Tracks 14.22 ft in (4334 mm)
Length Of Track On Ground 15.23 ft in (4640 mm)
Height To Top Of Cab 12.57 ft in (3830 mm)
Ground Clearance 2.09 in (637 mm)
Height Of Tracks 4.98 ft in (1515 mm)
Upper Structure Ground Clearance 5.35 ft in (1630 mm)
Length Of Tracks 19.15 ft in (5835 mm)

Loading Shovel

Max Dig Reach 30.68 ft in (9350 mm)
Max Dump Height 26.09 ft in (7950 mm)
Max Cutting Height 32.81 ft in (10000 mm)
Max Dig Depth 9.85 ft in (3000 mm)
Arm Crowd Force 630 kN
Loading Shovel Shovel Attachment

Undercarriage

Loading Shovel Shoe Width 19.69 in (500 mm)
Track Gauge 11.82 ft in (3600 mm)
Backhoe Shoe Width 1 19.69 in (500 mm)
Backhoe Operating Weight – Shoe 3 190038.49 lb (86200 kg)
Backhoe Operating Weight – Shoe 2 187613.4 lb (85100 kg)
Backhoe Operating Weight – Shoe 1 186070.16 lb (84400 kg)
Backhoe Shoe Width 3 29.53 in (750 mm)
Number Of Lower Rollers 8
Number Of Upper Rollers 2
Loading Shovel Operating Weight 197093.28 lb (89400 kg)
Max Travel Speed 2.74 mph (4.41 km/h)
Backhoe Shoe Width 2 23.63 in (600 mm)

Engine Details

Number Of Cylinders 8
Engine Make Liebherr
Engine Model D 9508
Gross Power 543 hp (400 kw)
Power Measured @ 1800 rpm
Displacement 986.2 cu in (16.2 L)
Aspiration Turbocharged and aftercooled

Operational Specs

Fuel Tank Capacity 385.7 gal (1460 L)
Hydraulic System Fluid Capacity 356.7 gal (1350 L)
Swing Speed 5.9 rpm
Operating Voltage 24 V
Alternator Supplied Amperage 80 amps
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