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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 Model | Cat C18 |
Gross Power - SAE J1995 | 511hp |
Net Power - SAE J1349 | 496hp |
Net Power - ISO 14396 | 504hp |
Bore | 5.7in |
Stroke | 7.2in |
Displacement | 1106in³ |
Note (1) | The power ratings apply at rated speed of 1,700 rpm when tested under the conditions for the specified standard. |
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. |
Note (3) | Net power when the fan is at maximum speed is 348 kW (467 hp) per the SAE reference conditions. |
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 certificatio |
Emissions | The 745 meets Tier 4 Final and Stage V emission standards. |
No Engine De-rating Required Below | 10000ft |
Peak Engine Torque Gross (SAE J1995) | 1931ft·lbf |
Peak Engine Torque Net (SAE J1349) | 1887ft·lbf |
Peak Engine Torque Speed | 1200r/min |
Rated Payload | 45.2t |
Heaped (SAE 2:1) | 33.4yd³ |
Struck | 26yd³ |
Tailgate Heaped SAE 2:1 | 35.7yd³ |
Tailgate Struck | 25.5yd³ |
Forward - 1 | 3.8mile/h |
Forward - 2 | 5mile/h |
Forward - 3 | 7mile/h |
Forward - 4 | 8.8mile/h |
Forward - 5 | 11.6mile/h |
Forward - 6 | 14.2mile/h |
Forward - 7 | 19.6mile/h |
Forward - 8 | 23.5mile/h |
Forward - 9 | 34mile/h |
Reverse - 1 | 4mile/h |
Reverse - 2 | 9.1mile/h |
Interior Cab | 72dB(A) |
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 |
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. |
Front Axle - Empty | 42285lb |
Center Axle - Empty | 15653lb |
Rear Axle - Empty | 15653lb |
Total - Empty | 72995lb |
Front Axle - Rated Load | 12963lb |
Center Axle - Rated Load | 38713lb |
Rear Axle - Rated Load | 38713lb |
Total - Rated Load | 90389lb |
Front Axle - Loaded | 55248lb |
Center Axle - Loaded | 54366lb |
Rear Axle - Loaded | 53771lb |
Total - Loaded | 163385lb |
Type | High Strength Brinell HB450 Wear Resistant Steel |
Front | 0.28in |
Chute | 0.55in |
Side | 0.43in |
Base | 0.55in |
Raise (manual) | 12s |
Raise (automatic) | 13s |
Lower (manual) | 10s |
Lower (automatic) | 10s |
Fuel Tank | 145.3gal (US) |
DEF Tank | 5.3gal (US) |
Cooling System | 23.7gal (US) |
Brake Cooling Tank | 17.69gal (US) |
Steering/Hoist Hydraulic System | 36.9gal (US) |
Engine Crankcase | 13.7gal (US) |
Transmission - OTG | 19.8gal (US) |
Final Drive - Each | 1.3gal (US) |
Axles - Each | 15.8gal (US) |
Brakes | ISO 3450 – 2011 |
Cab - FOPS | ISO 3449 Level II – 2005 |
Cab - ROPS | ISO 3471 – 2008 |
Steering | ISO 5010 – 2019 |
Turning Dimensions - Steer Angle - Left/Right | 45 deg |
Turning Dimensions - SAE Turning Radius | 340in |
Turning Dimensions - Clearance Radius | 356in |
Turning Dimensions - Inside Radius | 174in |
Turning Dimensions - Aisle Width | 233in |
Note | Dimensions are for machines equipped with 29.5R25 tires. |
Lock to Lock | 4.8 seconds @ 60 rpm |
Hydraulic Excavator: 390 - Passes | 4 |
Hydraulic Excavator: 374 - Passes | 5 |
Wheel Loader: 982 - Passes | 4 |
Wheel Loader: 980 - Passes | 4-5 |
Wheel Loader: 972 - Passes | 4-5 |
Note | An 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. |
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Operator Environment |
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Cat Technologies |
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Electrical And Lighting |
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Power Train |
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Safety |
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Guards |
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Other Standard Equipment |
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Optional Equipment |
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