Liebherr · Hydraulic Excavator

Liebherr R974B Specs

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Liebherr

Overview

The Liebherr R974B is a hydraulic excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 490 hp, operating weight of 187,834 lb, travel speed of 1.7 mph, fuel capacity of 338.2 gal and hydraulic capacity of 317.1 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Liebherr R974B against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
187,833.90
lb

Net Power
490
hp

Full Specifications

32 specs

Dimensions

Boom 12000mm / Stick 9000mm 2

Boom/Stick Option (Hex) 1 Boom 12000mm / Stick 9000mm

Ground Clearance 2.16 ft / 0.66 m

Height to Top of Cab 11.96 ft / 3.65 m

Length of Track on Ground 17.04 ft / 5.19 m

Removal Counterweight Clearance 5 lb / 2 kg

Shipping Height Of Unit 21.33 ft / 6.50 m

Shipping Length Of Unit 54.30 in / 1,379 mm

Tail Swing Radius 14.57 ft / 4.44 m

Width To Outside Of Tracks 14.22 ft / 4.33 m

Engine

Alternator Supplied Amperage 80 A

Displacement 1,050 cu in / 17.2 L

Engine Make 2245

Engine Model D9408 TI-E

Fuel Capacity 338.20 gal / 1,280.2 L

Hydraulic Pump Flow Capacity 131.10 gal/min / 496.3 L/min

Hydraulic System Fluid Capacity 317.10 gal / 1,200.4 L

Hydraulic System Relief Valve Pressure 4,931 psi / 340.0 bar

Net Power 490 hp / 365.4 kW

Number of Cylinders 8

Operating Voltage 24 V

Operating Weight 187,834 lb / 85,200 kg

Power Measured @ 1,800 rpm

Swing Speed 5.50 deg

Swing Torque 191,766.20 deg

Undercarriage

Drawbar Pull 159,614 lb / 72,400 kg

Ground Pressure 18 psi / 1.2 bar

Max Travel Speed 1.74 mph / 2.8 km/h

Number Of Carrier Rollers Per Side 2

Number of Track Rollers per Side 9

Shoe Size 23.63 in / 600 mm

Track Gauge 11.82 ft / 3.60 m

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Frequently Asked Questions

What is the operating weight of the Liebherr R974B? +

The Liebherr R974B has an operating weight of 187,834 lb (85,200 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Liebherr R974B engine? +

The Liebherr R974B produces 490 hp (365.4 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the travel speed of the Liebherr R974B? +

The Liebherr R974B has a maximum travel speed of 1.7 mph (2.8 km/h), enabling efficient movement between work areas on the job site.

How does the Liebherr R974B compare to similar Hydraulic Excavator models? +

You can compare the Liebherr R974B side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.