Engine ModelCat C4.4
Net Power - ISO 9249145hp
Net Power - ISO 9249 (DIN)147hp (metric)
Engine Power - Maximum - ISO 14396148hp
Engine Power - ISO 14396 (DIN)150hp (metric)
Bore4.1in
Stroke5in
Displacement268.5in³
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 2,000 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 Weight54000lb
NoteOperating weight includes full fuel tank, operator, 1400 kg (3,100 lb) work tool. Weight varies depending on configuration.
Maximum Reach30.4ft
BoomMH 5.35 m (17'7")
Stick4.3 m (14'1") Straight
Maximum Height35.3ft
Minimum Dump Height10.9ft
Maximum Depth4.8ft
Boom Pin Height23.4ft
Maximum Travel Speed12.4mile/h
Drawbar Pull28551lb/ft
Maximum Gradeability65%
Maximum Pressure - Implements5076psi
Maximum Pressure - Swing5294psi
Maximum Pressure - Travel5076psi
Swing Speed8r/min
Maximum Swing Torque39553lbf·ft
Fuel Tank Capacity92.5gal (US)
Cooling System9.5gal (US)
Engine Oil3.4gal (US)
Rear Axle - Housing (Differential)3.7gal (US)
Final Drive - Each0.7gal (US)
Powershift Transmission0.7gal (US)
Hydraulic System - Including Tank91.1gal (US)
Hydraulic Tank40.9gal (US)
Diesel Exhaust Fluid (DEF) Tank7.9gal (US)
BoomMH 5.35 m (17'7")
Stick4.3 m (14'1") Straight
Shipping Length27.2ft
Machine Length16.2ft
Tail Swing Radius8.5ft
Counterweight Clearance4.3ft
Cab Height- Lowered11ft
Cab Height-Lowered with OPG11ft
Cab Height-Raised18.9ft
Cab Height-Raised with OPG18.9ft
Wheel Base8.5ft
Shipping Width8.3ft
Ground Clearance1ft
Undercarriage Length16.1ft
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).