The steel structure design of the crawler excavator R 974 C Litronic allows the machine an exemplary utilisation due to the proven principle of combination of high-tensile steel structure parts and cast steel components. As a result, the R 974 C Litronic features outstanding stability, even in applications over the most difficult ground conditions. The perfect synchronisation of robust, Liebherr eight-cylinder V-engine, specially designed for construction machinery applications, with hydraulic elements, working pump and travel drives, provide excellent production results.
GENERAL INFORMATION
Manufacturer
Liebherr
Model Year
2010
Model
R 974 C Litronic
MSRP
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DIMENSIONS
Weight
Operating Weight With Backhoe Attachment: 186,287 - 223,765 lbs. Operating Weight With Shovel Attachment: 198,192 - 202,160 lbs.
Fuel Tank Capacity
386 gal.
Hydraulic Tank Capacity
197 gal.
DRIVETRAIN
Transmission Type
Planetary reduction gears
Transmission Make
Liebherr
ENGINE
Engine Type
8 cylinder V-engine
Engine Make
Liebherr
Engine Model
D 9508
Horsepower
543 hp (400 kW) @ 1,800 rpm (rating per ISO 9249)
Displacement
986 cu. in.
Bore x Stroke
5.04 / 6.18 in.
Cylinders
8
Fuel Type
Diesel
Cooling
Water-cooled
Air Cleaner
Dry-type with pre-cleaner, primary and safety elements, automatic dust discharge
BATTERY
Voltage
24V
Amps
Alternator: 3 phase current 28V / 80A
HYDRAULICS
System Relief Pressure
Hydraulic Pump For Attachment And Travel Drive Maximum Pressure: 4,641 psi Hydraulic Pump For Swing Drive Maximum Pressure: 5,076 psi
Pumps
Hydraulic Pump For Attachment And Travel Drive: Liebherr variable flow, swash plate pumps (2) Hydraulic Pump For Swing Drive: Reversible swash plate pump, closed-loop circuit
Opt Pump Flow
Hydraulic Pump For Attachment And Travel Drive Maximum Flow: 2 x 109 gpm Hydraulic Pump For Swing Drive Maximum Flow: 69 gpm
OPERATIONAL
Travel Speed - Forward
HD / HD-SL / HD-SL/3 Low Range: 1.7 mph HD / HD-SL / HD-SL/3 High Range: 2.7 mph S-HD Low Range: 1.3 mph S-HD High Range: 2.2 mph
Bucket Capacity
2.90 - 8.60 cu. yd.
Photos may show optional equipment
*Price, if shown, is Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer freight/preparation, dealer document preparation charges or any finance charges (if applicable). MSRP and/or final actual sales price will vary depending on options or accessories selected.
Specs, Quotes, Overview
