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Caterpillar
745 Articulated Truck
Engine Model
Cat® C18
Cat® C18
Rated Payload
45.2 t
41 t
Heaped (SAE 2:1)
33.4 yd³
26 m³
Overview
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.
Media
Photos
360° View
Exterior
360° Exterior View. Double click on the image to zoom in on any of the products.
Interior
360° Interior View. Double click on the image to zoom in on any of the products.
Details
Specifications
Engine
| Spec | Value |
|---|---|
| Engine Model | Cat® C18 Cat® C18 |
| Gross Power (SAE J1995) | 511 hp 381 kW |
| Net Power (SAE J1349) | 496 hp 370 kW |
| Engine 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) | Advertised power is tested at 1,700 rpm. Advertised power is tested at 1,700 rpm. |
| Note (2) | Advertised power is tested per the specified standard in effect at the time of manufacture. Advertised power is tested per the specified standard in effect at the time of manufacture. |
| Note (3) | The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, aftertreatment and fan at minimum speed The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, aftertreatment and fan at minimum speed |
| Note (4) | Net power when the fan is at maximum speed is 348 kW (467 hp) per the SAE reference conditions. Net power when the fan is at maximum speed is 348 kW (467 hp) per the SAE reference conditions. |
| Note (5) | The C18 meets U.S. EPA Tier 4 Final/EU Stage V emission standards. The C18 meets U.S. EPA Tier 4 Final/EU Stage V emission standards. |
| Note (6) | Diesel exhaust fluid (DEF) used in Cat selective catalytic reduction (SCR) systems must meet the requirements outlined in ISO 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications. Diesel exhaust fluid (DEF) used in Cat selective catalytic reduction (SCR) systems must meet the requirements outlined in ISO 22241-1. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications. |
| 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 lbf·ft 2558 N·m |
| Peak Engine Torque Speed | 1200 r/min 1200 r/min |
Weights
| Spec | Value |
|---|---|
| Rated Payload | 45.2 t 41 t |
Air Conditioning System
| Spec | Value |
|---|---|
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system contains 1.2 kg (2.4 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.891 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system contains 1.2 kg (2.4 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.891 tons). |
Body Capacities
| Spec | Value |
|---|---|
| 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 | 27.3 yd³ 20.9 m³ |
Transmission
| Spec | Value |
|---|---|
| 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
| Spec | Value |
|---|---|
| Interior Cab | 72 dB(A) 72 dB(A) |
| Note (1) | The declared dynamic operator sound pressure level is 72 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. The measurement was conducted at 70% of the cooling fan’s maximum speed. The sound level may vary at different cooling fan speeds. The measurement was conducted with the cab doors and the cab windows closed. The cab was properly installed and maintained. The declared dynamic operator sound pressure level is 72 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. The measurement was conducted at 70% of the cooling fan’s maximum speed. The sound level may vary at different cooling fan speeds. The measurement was conducted with the cab doors and the cab windows closed. The cab was properly installed and maintained. |
| 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. 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
| Spec | Value |
|---|---|
| Front Axle – Empty | 42285 lb 19180 kg |
| Center Axle – Empty | 15653 lb 7100 kg |
| Rear Axle – Empty | 15058 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
| Spec | Value |
|---|---|
| Type | High Strength Brinell HB450 Wear Resistant Steel 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
| Spec | Value |
|---|---|
| Raise (manual) | 12 s 12 s |
| Raise (automatic) | 13 s 13 s |
| Lower (manual) | 10 s 10 s |
| Lower (automatic) | 10 s 10 s |
Service Refill Capacities
| Spec | Value |
|---|---|
| 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 | 17.7 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
| Spec | Value |
|---|---|
| Brakes | ISO 3450 – 2011 ISO 3450 – 2011 |
| Cab – FOPS | ISO 3449 Level II – 2005 ISO 3449 Level II – 2005 |
| Cab – ROPS | ISO 3471 – 2008 ISO 3471 – 2008 |
| Steering | ISO 5010 – 2019 ISO 5010 – 2019 |
Turning Circle
| Spec | Value |
|---|---|
| Turning Dimensions – Steer Angle – Left/Right | 45 deg 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. Dimensions are for machines equipped with 29.5R25 tires. |
Steering
| Spec | Value |
|---|---|
| Lock to Lock | 4.8 seconds @ 60 rpm 4.8 seconds @ 60 rpm |
Optimal Loader/Truck Pass Matching
| Spec | Value |
|---|---|
| Hydraulic Excavator: 390 – Passes | 4 4 |
| Hydraulic Excavator: 374 – Passes | 5 5 |
| Wheel Loader: 982 – Passes | 4 4 |
| Wheel Loader: 980 – Passes | 4-5 4-5 |
| Wheel Loader: 972 – Passes | 4-5 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. 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. |
Standard Equipment
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
OPERATOR ENVIRONMENT
- Machine operation monitoring system includes:
– Action lamp
– Engine oil pressure
– Primary steering system
– Left and right turn signal
– High beam
– Coolant temperature
– Tachometer
– Parking brake
– Fuel level
– Transmission oil temperature
– Brake system
– Transmission hold
– Hoist control
– Hydraulic system
– Charging system
– Retarder
– Transmission fault
– Traction control system
– Check engine lamp - Two seat belts, operator’s retractable
- Sun visor
- Glass windows:
– Front, laminated and tinted
– Sides and rear, toughened and tinted - Combined gear selection and hoist control lever
- Windshield wiper and washer, two speed, intermittent (front)
- Storage:
– Cup holder
– Flask receptacle
– Under seat storage
– Door pocket
– Behind seat storage
– Coat hook - Adjustable air vents
- Seats:
– Fully adjustable, air suspension, heated/cooled
– Padded trainer with lap belt - Liquid Crystal Display (LCD):
– Alert indicator
– Selected gear and direction
– Speed or auto shift
– Review Operation and Maintenance Manual (OMM)
– Primary steering failure
– Seat belt warning
– Secondary steering failure
– Diesel Particulate Filter (DPF) regeneration filter
– Secondary steering energy source engaged
– Hour meter
– Retarder active - Tilt and telescopic steering wheel
- Secondary steering – electro hydraulic
- Touch screen display incorporating the rearview camera video feed
- Air conditioning
- Windows opening side, tinted
- Mirrors: exterior
- Heater and defroster with four-speed fan
TECHNOLOGY
- Product Link Cellular PLE643
- Cat® Detect with Stability Assist
ELECTRICAL AND LIGHTING
- Batteries (two) maintenance free
- Electrical system: 24-volt, 5A 24- to 12-volt converter
- Horn
- Lighting systems:
– Cab interior
– Two head lamps
– Two width marker
– Two reversing
– Work light
– Two stop/tail lights
– Front and rear direction indicators - Main disconnect switch
- Remote starting receptacle (cables not included)
POWERTRAIN
- Auto shift nine-speed forward and two-speed reverse transmission
- Cat C18 engine
- Cat Clean Emission Module (CEM) and exhaust aftertreatment package
- Differentials: standard with automatic clutched inter and cross-axle differential locks
- Dual circuit oil immersed, enclosed brakes – all wheels
- Retarder: engine compression brake and hydraulic
- Three axle, six-wheel drive
SAFETY
- Reverse alarm
- Rearview camera
- Rollover protective structure/falling objects protective structure (ROPS/FOPS) cab
GUARDS
- Rear window
- Radiator
- Crankcase
- Front dump body spill guard, integral part of fabricated body
OTHER STANDARD EQUIPMENT
- Mud flaps: wheel arch and body mounted with transportation tiebacks
- S·O·S sampling valves
- Sound suppression (standard in some countries*)
*EFTA countries are EU countries plus Iceland, Norway, Lichtenstein, Switzerland, Türkiye and UK. - Tires, six 29.5R25, radial
- Vandalism protection: lockable caps
Optional Equipment
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
OPERATOR ENVIRONMENT
- Mirrors, heated motorized
- Operator seat belt, four-point
- Radio, Bluetooth® stereo system
- Window blinds
- Windshield wiper and washer, two speed (rear)
TECHNOLOGY
- Cat Payload monitoring system
- Machine Security System (MSS)
- Product Link Dual PLE683
ELECTRICAL AND LIGHTING
- Engine block heater
- Cold weather start attachment
- Ether start
- Roof mounted LED work lights
- Flashing LED beacon
OPTIONAL EQUIPMENT
- Auto lube installation for automatic greasing of bearings
- Bare chassis (no body) long wheel base
- Body liners
- Bare chassis (no body) standard wheel base
- Cold weather coolant –51° C (–60° F)
- Exhaust heated body
- Fast fuel fill
- Tailgate ready
- Fuel additive – anti-waxing
- Scissor tailgate
- 875/65 R29 wide tires
- Wheel chocks