Liebherr R 974 C Litronic Mining Excavator

Backhoe Boom / Stick 1

Max Cutting Height 41 ft (12 m)
Max Dig Depth 25 ft (7 m)
Max Dump Height 27 ft (8 m)
Max Reach on Ground 40 ft (12 m)

Backhoe Boom / Stick 2

Max Cutting Height 42 ft (13 m)
Max Dig Depth 27 ft (8 m)
Max Dump Height 29 ft (9 m)
Max Reach on Ground 43 ft (13 m)

Backhoe Boom / Stick 3

Max Cutting Height 44 ft (13 m)
Max Dig Depth 30 ft (9 m)
Max Dump Height 30 ft (9 m)
Max Reach on Ground 46 ft (14 m)

Backhoe Boom / Stick 4

Max Cutting Height 44 ft (13 m)
Max Dig Depth 30 ft (9 m)
Max Dump Height 31 ft (9 m)
Max Reach on Ground 45 ft (14 m)

Boom/Stick Excavator Option 1

Max Digging Depth 28 ft (8 m)
Max Loading Height 29 ft (9 m)
Max Reach Along Ground 43 ft (13 m)
Shipping Height of Unit 18 ft (5 m)
Shipping Length of Unit 45 ft (14 m)

Bucket

Reference Bucket Capacity 7 cu yd (5 cu m)

Dimensions

Ground Clearance 2 ft (1 m)
Height – Top of Cab 13 ft (4 m)
Height of Tracks 5 ft (2 m)
Length of Tracks 19 ft (6 m)
Tail Swing Radius 15 ft (4 m)
Upper Structure Ground Clearance 5 ft (2 m)
Width to Outside of Tracks 16 ft (5 m)

Engine

Aspiration Common-rail-injection turbo-charged after-cooled reduced emissions
Gross Power 543 hp (405 kw)
Net Power 530 hp (395 kw)
Number of Cylinders 8
Power Measured @ 1800 rpm

Loading Shovel

Loading Shovel Shovel Attachment
Max Cutting Height 33 ft (10 m)
Max Dig Depth 10 ft (3 m)
Max Dig Reach 31 ft (9 m)
Max Dump Height 26 ft (8 m)

Operating Specifications

Alternator Supplied Amperage 80 amps
Fuel Capacity 386 gal (1,460 l)
Hydraulic Pump Flow Capacity 340 gpm (1,287 lpm)
Hydraulic System Fluid Capacity 357 gal (1,350 l)
Hydraulic System Relief Valve Pressure 4641.3 psi
Operating Voltage 24 volts
Operating Weight 179,677 lbs (81,500 kg)
Swing Speed 5.9 rpm

Undercarriage

Backhoe Operating Weight – Shoe 1 186,070 lbs (84,400 kg)
Backhoe Operating Weight – Shoe 2 187,613 lbs (85,100 kg)
Backhoe Operating Weight – Shoe 3 190,039 lbs (86,200 kg)
Backhoe Shoe Width 1 20 in (50 cm)
Backhoe Shoe Width 2 24 in (60 cm)
Backhoe Shoe Width 3 30 in (75 cm)
Loading Shovel Operating Weight 197,093 lbs (89,400 kg)
Loading Shovel Shoe Width 20 in (50 cm)
Max Travel Speed 3 mph (5 kph)
Number of Lower Rollers 8
Number of Upper Rollers 2
Shoe Size 24 in (60 cm)
Track Gauge 12 ft (4 m)
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