Engine ModelCat C7.1
Net Power - ISO 9249171hp
Net Power - ISO 9249 (DIN)174hp (metric)
Engine Power - Maximum - ISO 14396174hp
Engine Power - ISO 14396 (DIN)176hp (metric)
Bore4.1in
Stroke5.3in
Displacement427.8in³
Biodiesel CapabilityUp to B20¹
EmissionsMeets U.S. EPA Tier 4 Final and EU Stage V emission standards.
Note (1)Net power advertised is the power available at the flywheel when the engine is equipped with fan, air cleaner, Clean Emission Module (CEM) exhaust gas aftertreatment, alternator, and cooling fan running at intermediate speed. Rated speed 2,200 rpm. Advert
Note (2)¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO
Operating Weight64370lb
NoteOperating weight includes full fuel tank, operator, 1400 kg (3,086 lb) work tool. Weight varies depending on configuration.
Maximum Reach42.7ft
BoomMH 7.5 m (24'7")
Stick6.0 m (19'8") Drop Nose
Maximum Height46.8ft
Minimum Dump Height12.5ft
Maximum Depth9.7ft
Boom Pin Height30.5ft
Maximum Travel Speed12.4mile/h
Drawbar Pull28551lb/ft
Maximum Gradeability52%
Maximum Pressure - Implements5076psi
Maximum Pressure - Swing5656psi
Maximum Pressure - Travel5076psi
Swing Speed8r/min
Maximum Swing Torque51800lbf·ft
Fuel Tank Capacity109.9gal (US)
Cooling System10.6gal (US)
Engine Oil5.3gal (US)
Rear Axle - Housing (Differential)3.7gal (US)
Final Drive - Each0.7gal (US)
Powershift Transmission0.7gal (US)
Hydraulic System - Including Tank91.1gal (US)
Hydraulic Tank55.2gal (US)
Diesel Exhaust Fluid (DEF) Tank7.9gal (US)
BoomMH 7.5 m (24'7")
Stick6.0 m (19'8") Drop Nose
Shipping Length35.1ft
Machine Length17.9ft
Tail Swing Radius9.2ft
Counterweight Clearance4.3ft
Cab Height- Lowered11ft
Cab Height-Lowered with OPG11.1ft
Cab Height-Raised18.9ft
Cab Height-Raised with OPG18.9ft
Wheel Base9ft
Shipping Width9.8ft
Ground Clearance0.8ft
Undercarriage Length17.4ft
Note (1)The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.05 kg (2.31 lb) of refrigerant which has a CO2 equivalent of 1.502 metric tonnes (1.655 tons).