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
Rated Payload 45.2 t
Heaped (SAE 2:1) 33.4 yd³
Gross Power (SAE J1995) 511 hp
Bore 5.7in
Displacement 1106in³
Engine Model Cat® C18
Engine Power (ISO 14396) 504hp
Gross Power (SAE J1995) 511hp
Net Power (SAE J1349) 496hp
No Engine De-rating Required Below 10000ft
Note (1) 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.
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
Note (4) 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.
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.
Peak Engine Torque Gross (SAE J1995) 1931ft·lbf
Peak Engine Torque Net (SAE J1349) 1887lbf·ft
Peak Engine Torque Speed 1200r/min
Stroke 7.2in
Rated Payload 45.2t
Heaped (SAE 2:1) 33.4yd³
Struck 26yd³
Tailgate Heaped SAE 2:1 35.7yd³
Tailgate Struck 27.3yd³
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 con
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 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
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.
Center Axle - Empty 15653lb
Center Axle - Loaded 54366lb
Center Axle - Rated Load 38713lb
Front Axle - Empty 42285lb
Front Axle - Loaded 55248lb
Front Axle - Rated Load 12963lb
Rear Axle - Empty 15058lb
Rear Axle - Loaded 53771lb
Rear Axle - Rated Load 38713lb
Total - Empty 72995lb
Total - Loaded 163385lb
Total - Rated Load 90389lb
Base 0.55in
Chute 0.55in
Front 0.28in
Side 0.43in
Type High Strength Brinell HB450 Wear Resistant Steel
Lower (automatic) 10s
Lower (manual) 10s
Raise (automatic) 13s
Raise (manual) 12s
Axles - Each 15.8gal (US)
Brake Cooling Tank 17.7gal (US)
Cooling System 23.7gal (US)
DEF Tank 5.3gal (US)
Engine Crankcase 13.7gal (US)
Final Drive - Each 1.3gal (US)
Fuel Tank 145.3gal (US)
Steering/Hoist Hydraulic System 36.9gal (US)
Transmission - OTG 19.8gal (US)
Brakes ISO 3450 – 2011
Cab - FOPS ISO 3449 Level II – 2005
Cab - ROPS ISO 3471 – 2008
Steering ISO 5010 – 2019
Note Dimensions are for machines equipped with 29.5R25 tires.
Turning Dimensions - Aisle Width 233in
Turning Dimensions - Clearance Radius 356in
Turning Dimensions - Inside Radius 174in
Turning Dimensions - SAE Turning Radius 340in
Turning Dimensions - Steer Angle - Left/Right 45 deg
Lock to Lock 4.8 seconds @ 60 rpm
Hydraulic Excavator: 374 - Passes 5
Hydraulic Excavator: 390 - Passes 4
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.
Wheel Loader: 972 - Passes 4-5
Wheel Loader: 980 - Passes 4-5
Wheel Loader: 982 - Passes 4
Standard and optional equipment may vary. Consult your Cat dealer for details.
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
Product Link Cellular PLE643
Cat® Detect with Stability Assist
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)
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
Reverse alarm
Rearview camera
Rollover protective structure/falling objects protective structure (ROPS/FOPS) cab
Rear window
Radiator
Crankcase
Front dump body spill guard, integral part of fabricated body
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
Standard and optional equipment may vary. Consult your Cat dealer for details.
Mirrors, heated motorized
Operator seat belt, four-point
Radio, Bluetooth® stereo system
Window blinds
Windshield wiper and washer, two speed (rear)
Cat Payload monitoring system
Machine Security System (MSS)
Product Link Dual PLE683
Engine block heater
Cold weather start attachment
Ether start
Roof mounted LED work lights
Flashing LED beacon
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
