745
- Rated Payload
- 45.2 t / 41 t
- Heaped (SAE 2:1)
- 33.4 yd³ / 26 m³
- Gross Power - SAE J1995:2014
- 511 hp / 381 kW
The Cat® 745 features a world-class cab design, re-engineered using global operator feedback to advance comfort and ease of operation. Enhancements include new controls, transmission-protection features, hoist-assist system, advanced automatic traction control system, stability-assist machine rollover warning system, and a fuel saving ECO mode.
| Engine | |
|---|---|
| Engine Model | Cat C18 |
| Gross Power - SAE J1995:2014 | 511 hp / 381 kW |
| Net Power - SAE J1349:2011 | 496 hp / 370 kW |
| Net Power - ISO 14396 | 504 hp / 376 kW |
| Bore | 5.7 in / 145 mm |
| Stroke | 7.2 in / 183 mm |
| Displacement | 1106 in³ / 18.1 l |
| 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 certifications. |
| Emissions | The 745 meets Tier 4 Final and Stage V emission standards. |
| No Engine De-rating Required Below | 10000 ft / 3050 m |
| Peak Engine Torque Gross (SAE J1995) | 1931 ft·lbf / 2618 N·m |
| Peak Engine Torque Net (SAE J1349) | 1887 ft·lbf / 2558 N·m |
| Peak Engine Torque Speed | 1200 r/min |
| Weights | |
|---|---|
| Rated Payload | 45.2 t / 41 t |
| Body Capacities | |
|---|---|
| Heaped (SAE 2:1) | 33.4 yd³ / 26 m³ |
| Struck | 26 yd³ / 19.9 m³ |
| Tailgate Heaped SAE 2:1 | 35.7 yd³ / 27.3 m³ |
| Tailgate Struck | 25.5 yd³ / 20.9 m³ |
| Transmission | |
|---|---|
| Forward - 1 | 3.8 mile/h / 6.1 km/h |
| Forward - 2 | 5 mile/h / 8.1 km/h |
| Forward - 3 | 7 mile/h / 11.2 km/h |
| Forward - 4 | 8.8 mile/h / 14.1 km/h |
| Forward - 5 | 11.6 mile/h / 18.7 km/h |
| Forward - 6 | 14.2 mile/h / 22.9 km/h |
| Forward - 7 | 19.6 mile/h / 31.5 km/h |
| Forward - 8 | 23.5 mile/h / 37.9 km/h |
| Forward - 9 | 34 mile/h / 54.8 km/h |
| Reverse - 1 | 4 mile/h / 6.4 km/h |
| Reverse - 2 | 9.1 mile/h / 14.6 km/h |
| Sound Levels | |
|---|---|
| Interior Cab | 72 dB(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 doors and windows closed. |
| 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. |
| Operating Weights | |
|---|---|
| Front Axle - Empty | 42285 lb / 19180 kg |
| Center Axle - Empty | 15653 lb / 7100 kg |
| Rear Axle - Empty | 15653 lb / 6830 kg |
| Total - Empty | 72995 lb / 33110 kg |
| Front Axle - Rated Load | 12963 lb / 5880 kg |
| Center Axle - Rated Load | 38713 lb / 17560 kg |
| Rear Axle - Rated Load | 38713 lb / 17560 kg |
| Total - Rated Load | 90389 lb / 41000 kg |
| Front Axle - Loaded | 55248 lb / 25060 kg |
| Center Axle - Loaded | 54366 lb / 24660 kg |
| Rear Axle - Loaded | 53771 lb / 24390 kg |
| Total - Loaded | 163385 lb / 74110 kg |
| Body Plate | |
|---|---|
| Type | High Strength Brinell HB450 Wear Resistant Steel |
| Front | 0.28 in / 7 mm |
| Chute | 0.55 in / 14 mm |
| Side | 0.43 in / 11 mm |
| Base | 0.55 in / 14 mm |
| Body Hoist | |
|---|---|
| Raise (manual) | 12 s |
| Raise (automatic) | 13 s |
| Lower (manual) | 10 s |
| Lower (automatic) | 10 s |
| Service Refill Capacities | |
|---|---|
| Fuel Tank | 145.3 gal (US) / 550 l |
| DEF Tank | 5.3 gal (US) / 25 l |
| Cooling System | 23.7 gal (US) / 90 l |
| Brake Cooling Tank | 17.69 gal (US) / 67 l |
| Steering/Hoist Hydraulic System | 36.9 gal (US) / 140 l |
| Engine Crankcase | 13.7 gal (US) / 52 l |
| Transmission - OTG | 19.8 gal (US) / 75 l |
| Final Drive - Each | 1.3 gal (US) / 5 l |
| Axles - Each | 15.8 gal (US) / 60 l |
| Standards | |
|---|---|
| Brakes | ISO 3450 – 2011 |
| Cab - FOPS | ISO 3449 Level II – 2005 |
| Cab - ROPS | ISO 3471 – 2008 |
| Steering | ISO 5010 – 2019 |
| Turning Circle | |
|---|---|
| Turning Dimensions - Steer Angle - Left/Right | 45 deg |
| Turning Dimensions - SAE Turning Radius | 340 in / 8625 mm |
| Turning Dimensions - Clearance Radius | 356 in / 9082 mm |
| Turning Dimensions - Inside Radius | 174 in / 4413 mm |
| Turning Dimensions - Aisle Width | 233 in / 5917 mm |
| Note | Dimensions are for machines equipped with 29.5R25 tires. |
| Steering | |
|---|---|
| Lock to Lock | 4.8 seconds @ 60 rpm |
| Optimal Loader/Truck Pass Matching | |
|---|---|
| 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. |
