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Liebherr

R974B

Excavator

Net Power
490.0 hp
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Liebherr R974B Excavator
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Specifications

55 data points

Operating Specifications

Operating Specifications specifications
Operating Weight w/o Attachment201,723 lb
Fuel Capacity338.2 gal
Hydraulic Pump Flow Capacity131.1 gal/min
Hydraulic System Fluid Capacity317.1 gal
Hydraulic System Relief Valve Pressure4,931 psi
Operating Voltage24 V
Alternator Supplied Amperage80 A

Engine

Engine specifications
Engine ModelD9408 TI-E
Displacement1,050 in³
Power Measured @1,800 rpm
Net Power490.0 hp
Number of Cylinders8

Hydraulic System

Hydraulic System specifications
Pump TypeVariable flow swash plate
Pump Capacity262.1 gal/min
Relief Pressure4,641 psi

Dimensions

Dimensions specifications
Ground Clearance26 in
Height - Top of Cab144 in
Length of Track on Ground205 in
Tail Swing Radius175 in
Width to Outside of Tracks172 in
Removal Counterweight Clearance59 in
Digging Depth516 in
Digging Reach516 in
Shipping Height257 in
Shipping Length652 in
Undercarriage Width143 in
Upperstructure Clearance59 in

Transmission

Transmission specifications
Max Speed1.8 mph

Undercarriage

Undercarriage specifications
Ground Pressure18 psi
Track Gauge143 in
Number of Track Rollers per Side9
Max Travel Speed1.8 mph
Shoe Size24 in
Number of Carrier Rollers per Side2
Drawbar Pull159,614 lb

Boom/Stick Excavator Option 1

Boom/Stick Excavator Option 1 specifications
Shipping Length of Unit652 in
Shipping Height of Unit257 in

Swing Mechanism

Swing Mechanism specifications
Swing Speed6 rpm
Swing Torque192 lb-ft

Boom/Stick Excavator Option 2

Boom/Stick Excavator Option 2 specifications
Shipping Length of Unit718 in
Shipping Height of Unit316 in

Boom/Stick Mat. Handler Option 1

Boom/Stick Mat. Handler Option 1 specifications
Boom/Stick Option (MAT) 1Gooseneck Boom 12000mm w/stick 9000mm
Max Depth88 in
Max Height88 in
Max Reach Along Ground83 in

Boom/Stick Mat. Handler Option 2

Boom/Stick Mat. Handler Option 2 specifications
Boom/Stick Option (MAT) 2Gooseneck Boom 1400mm w/stick 10500mm
Max Depth103 in
Max Height100 in
Max Reach Along Ground95 in

Track Undercarriage

Track Undercarriage specifications
Shoe Size24 in
Number of Track Rollers per Side9
Length of Track on Ground205 in
Number of Shoes per Side2

Wheel Undercarriage

Wheel Undercarriage specifications
Wheelbase205 in
Width w/ Stabilizers on Ground183 in

Comparable machines

Other excavators in a similar weight class.