Engine ModelCat C18 ACERT
Rated Payload45.2 t (41 t)
Heaped (SAE 2:1)32.7 yd³ (25 m³)
The Cat 745 with a 25 m3 (32.7 yd3) 41 tonnes (45.2 tons) capacity brings a new level of operator comfort and features to the market in addition to the durability, high productivity and lower operating costs Cat Articulated Trucks are known for.
The all-new operator cabin is a leap into the next generation for Articulated Trucks, providing our operators the best place to help build the future.


-Engine ModelCat C18 ACERT
-Rated Payload45.2 t (41 t)
-Heaped (SAE 2:1)32.7 yd³ (25 m³)
-Bore5.7 in (145 mm)
-Stroke7.2 in (183 mm)
-Displacement1106 in³ (18.1 l)
-Forward - 13.8 mile/h (6.1 km/h)
-Forward - 25 mile/h (8.1 km/h)
-Forward - 37 mile/h (11.2 km/h)
-Forward - 48.8 mile/h (14.1 km/h)
-Forward - 511.6 mile/h (18.7 km/h)
-Forward - 614.2 mile/h (22.9 km/h)
-Forward - 719.6 mile/h (31.5 km/h)
-Forward - 823.5 mile/h (37.9 km/h)
-Reverse - 14 mile/h (6.4 km/h)
-Reverse - 29.1 mile/h (14.6 km/h)
-Struck24.2 yd³ (18.5 m³)
-Fuel Tank145.3 gal (US) (550 l)
-Cooling System23.7 gal (US) (90 l)
-Engine Crankcase13.7 gal (US) (52 l)
-Interior Cab72 dB(A) (72 dB(A))
-BrakesISO 3450 – 2011
-Cab - FOPSISO 3449 Level II – 2005
-Cab - ROPSISO 3471 – 2008
-Side0.43 in (11 mm)
-Turning Dimensions - SAE Turning Radius340 in (8625 mm)
-EmissionsThe 745 meets Tier 4 Final/Stage IV emission standards.
-Lower (manual)10 s (10 s)
-Lower (automatic)10 s (10 s)
-Turning Dimensions - Steer Angle - Left/Right45 deg
-No Engine De-rating Required Below10000 ft (3050 m)
-Base0.55 in (14 mm)
-Chute0.55 in (14 mm)
-Front0.28 in (7 mm)
-Hydraulic Excavator: 390 - Passes4
-Wheel Loader: 982 - Passes4
-Wheel Loader: 980 - Passes4-5
-Wheel Loader: 972 - Passes4-5
-Axles - Each15.8 gal (US) (60 l)
-Final Drive - Each1.3 gal (US) (5 l)
-Forward - 934 mile/h (54.8 km/h)
-Note (2)Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in noisy environments.
-Note (1)The operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT98 is 76 dB(A), for the cab offered by Caterpillar, when properly installed and maintained and tested with the doors and windows closed.
-NoteAn optimum system match gives you a major productivity advantage. Having matched loading and hauling tools results in increased production and lower system costs per unit of volume moved.
-Turning Dimensions - Inside Radius174 in (4413 mm)
-Note (4)DEF used in Cat SCR systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications.
-Note (3)Net power when the fan is at maximum speed is 348 kW (467 hp) per the SAE reference conditions.
-Note (2)The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler and fan at minimum speed.
-Peak Engine Torque Gross (SAE J1995)1931 ft·lbf (2618 N·m)
-Peak Engine Torque Net (SAE J1349)1887 ft·lbf (2558 N·m)
-Hydraulic Excavator: 374 - Passes5
-Peak Engine Torque Speed1200 r/min (1200 r/min)
-Note (1)The power ratings apply at rated speed of 1,700 rpm when tested under the conditions for the specified standard.
-Transmission - OTG19.8 gal (US) (75 l)
-Front Axle - Loaded56522 lb (25638 kg)
-Front Axle - Empty43515 lb (19738 kg)
-Front Axle - Rated Load13007 lb (5900 kg)
-Rear Axle - Empty14731 lb (6682 kg)
-Rear Axle - Loaded53422 lb (24232 kg)
-Center Axle - Rated Load38691 lb (17550 kg)
-Center Axle - Loaded54000 lb (24494 kg)
-Gross Power - SAE J1995511 HP (381 kW)
-Engine Model - U.S. EPA Tier 4 Final, EU Stage IV, Japan 2014, Korea Tier 4 FinalCat® C18 ACERT™
-Net Power - ISO 14396504 HP (376 kW)
-Net Power - SAE J1349496 HP (370 kW)
-Center Axle - Empty15309 lb (6944 kg)
-Turning Dimensions - Clearance Radius356 in (9082 mm)
-Rear Axle - Rated Load38691 lb (17550 kg)
-Raise (manual)12 s (12 s)
-Lock to Lock4.8 seconds @ 60 rpm
-NoteDimensions are for machines equipped with 29.5R25 tires.
-Turning Dimensions - Aisle Width233 in (5917 mm)
-Total - Empty73553 lb (33363 kg)
-Raise (automatic)13 s (13 s)
-TypeHigh Strength Brinell HB450 Wear Resistant Steel
-Total - Rated Load90390 lb (41000 kg)
-Total - Loaded163942 lb (74363 kg)
-DEF Tank5.3 gal (US) (25 l)
-Steering/Hoist Hydraulic System36.9 gal (US) (140 l)
-Brake Cooling Tank17.69 gal (US) (67 l)
-SteeringISO 5010 – 2007
-Tailgate Heaped SAE 2:134.7 yd³ (26.5 m³)
-Tailgate Struck25.5 yd³ (19.5 m³)

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