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Caterpillar 745
Configuration: Standard body (no tailgate), 29.5R25 tires; Tier 4 Final/Stage V.
23 sourced values · Sources: Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24
Dimension diagram
| A | Overall length | 11,432 mm |
| B | Overall height | 3,762 mm |
| C | Wheelbase | Not published |
| D | Ground clearance | 590 mm |
| E | Overall width | 3,801 mm |
| F | Track gauge / tread | 2,687 mm |
Weights
| Spec | Value | Source |
|---|---|---|
| Operating weight | 33,110 kg | Published: 33,110 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Total empty. |
| Max gross (laden) weight | 74,110 kg | Published: 74,110 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Total loaded. |
Dimensions
Undercarriage / tires
| Spec | Value | Source |
|---|---|---|
| Undercarriage type | Wheeled, articulated, 6x6 | Published: Wheeled, articulated, 6x6 Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 |
| Number of axles | 3 | Published: 3 Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 |
| Wheels (count) | 6 | Published: 6 Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 |
| Tire size | 29.5R25 | Published: 29.5R25 Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Six tires. |
Ground pressure
| Spec | Value | Source |
|---|---|---|
| Ground pressure | Not published | Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 Not published. |
| Ground pressure, loaded (highest axle) | Not published | Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 Not published. |
Axle loads
| Spec | Value | Source |
|---|---|---|
| Axle load, front (unladen/operating) | 19,180 kg | Published: 19,180 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Empty. |
| Axle load, rear (unladen/operating) | 6,830 kg | Published: 6,830 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Rear axle, empty. Center axle empty 7,100 kg. |
| Axle load, front (laden/max) | 25,060 kg | Published: 25,060 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 |
| Axle load, rear (laden/max) | 24,390 kg | Published: 24,390 kg Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Rear axle loaded. Center axle loaded 24,660 kg. |
Engine
| Spec | Value | Source |
|---|---|---|
| Engine model | Cat C18 | Published: Cat C18 Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24U.S. EPA Tier 4 Final / EU Stage V. |
| Net power | 370 kW | Published: 370 kW Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24SAE J1349 at 1,700 rpm (496 hp). Gross SAE J1995 381 kW. |
| Gross power | Not captured | — |
| Displacement | 18.1 L | Published: 18.1 L Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 |
| Rated speed | 1,700 rpm | Published: 1,700 rpm Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Advertised power test speed. |
Hydraulics
| Spec | Value | Source |
|---|---|---|
| Pump / aux flow | Not published | Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 Not published. |
| System / relief pressure | Not published | Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24 Not published. |
Performance
| Spec | Value | Source |
|---|---|---|
| Max travel speed | 54.8 km/h | Published: 54.8 km/h Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Forward 9 (34 mph). |
| Rated payload | ≈ 41,000 kg | Published: 41 t Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Rated payload (45.2 short tons). |
| Body capacity (heaped) | 26 m³ | Published: 26 m³ Cat 745 Articulated Truck Technical Specifications AEXQ3096-03 (06-2025), Tier 4 Final/Stage V. Retrieved 2026-10-24Heaped SAE 2:1 (33.4 yd³). Struck 19.9 m³; with tailgate heaped 27.3 m³. |
Similar models
| Brand | Model | Operating weight |
|---|---|---|
| Komatsu | HM460-6 | 32,900 kg |
| Volvo | A50 | 33,600 kg |
| Volvo | A45 | 32,300 kg |
| John Deere | 410 P-Tier | 31,400 kg |
| Volvo | A40 | 31,400 kg |
| Komatsu | HM400-5 | 35,055 kg |
Compare side by side with Komatsu HM460-6 and Volvo A50