745C Articulated Truck

745C Articulated Truck

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The Cat 745C with a 25 m3 (32.7 yd3) 41 tonnes (45.2 tons) increased capacity offers proven reliability, durability, high productivity, superior operator comfort and lower operating costs. With a focus on high productivity, the 745C has many updated and improved features, an all new power train and new ease of operation features including Automatic Retarder Control.


Engine Model
5.7 in
7.2 in
1106 in3
Gross Power – SAE J1995
511 hp
Net Power – SAE J1349
496 hp
Engine Model – U.S. EPA Tier 4 Final/EU Stage IV/Japan 2014 (Tier 4 Final)/Korea Tier 4 Final
Cat® C18 ACERT™
Net Power – ISO 14396
504 hp
No Engine De-rating Required Below
10000 ft
Peak Engine Torque Gross (SAE J1995)
1931 lbf-ft
Peak Engine Torque Net (SAE J1349)
1887 lbf-ft
Peak Engine Torque Speed
1200 rpm


Rated Payload
45.2 tons

Body Capacities

Heaped SAE 2:1
32.7 yd3
24.2 yd3
Tailgate Heaped SAE 2:1
34.7 yd3
Tailgate Struck
25.5 yd3


Forward 1
3.8 mph
Forward 2
5 mph
Forward 3
7 mph
Forward 4
8.8 mph
Forward 5
11.6 mph
Forward 6
14.2 mph
Forward 7
19.6 mph
Reverse 1
4 mph
Reverse 2
9.1 mph
Forward 8
23.5 mph
Forward 9
34 mph

Sound Levels

Interior Cab
79 dB(A)

Operating Weights

Front Axle – Empty
43585 lb
Center Axle – Empty
15300 lb
Rear Axle – Empty
14749 lb
Total – Empty
73634 lb
Front Axle – Rated Load
13007 lb
Center Axle – Rated Load
38691 lb
Rear Axle – Rated Load
38691 lb
Total – Rated Load
90389 lb
Front Axle – Loaded
56593 lb
Center Axle – Loaded
53991 lb
Rear Axle – Loaded
53440 lb
Total – Loaded
164024 lb

Body Plate

High strength Brinell HB450 wear resistant steel

Service Refill Capacities

Fuel Tank
145.3 gal
Cooling System
23.7 gal
Engine Crankcase
13.7 gal
DEF Tank
6.6 gal
Steering/Hoist Hydraulic System
36.9 gal
19.8 gal
Brake Cooling Tank
17.69 gal
Final Drives (Each)
1.3 gal
Axles (Each)
15.8 gal

Body Hoist

Raise Time
12.0 Seconds
Lower Time
8 Seconds


Lock to Lock
4.8 seconds @ 60 rpm


ISO 3450 – 2011
ISO 3449 Level II – 2005
ISO 3471 – 2008
ISO 5010 – 2007

Turning Circle

Dimensions are for machines equipped with 29.5R25 tires.
Turning dimensions: Steer Angle – left/right
Turning dimensions: SAE Turning Radius
340 in
Turning dimensions: Clearance Radius
358 in
Turning dimensions: Inside Radius
174 in
Turning dimensions: Aisle Width
235 in
  • Air conditioning with R134A refrigerant
  • Adjustable air vents
  • Auto shift nine-speed forward and two reverse transmission
  • Reverse alarm
  • Cat C18 ACERT engine
  • Cat rearview camera
  • Cat Clean Emission Module (CEM) and exhaust after treatment package
  • Color Multi-Purpose Display (CMPD) incorporating the rearview camera feed
  • Differentials: standard with automatic clutched inter and cross-axle differential locks
  • Dual circuit oil immersed, enclosed brakes – all wheels
  • Electrical system: 24 volt, 5A 24- to 12-volt converter
  • Electro hydraulic hoist control
  • Glass windows: laminated and tinted-front toughened and tinted-sides and rear
  • Guards: rear window, radiator, crankcase and axle
  • Heater and defroster with four-speed fan
  • Horn: electric
  • Lights: cab interior, front, width marker, side, rear, two reversing/work light, two stop/tail lights, front and rear direction indicators
  • Mirrors: Extensive arrangement for improved visibility
  • Mud flaps: wheel arch and body mounted with transportation tiebacks
  • Product Link: PL321 or PL522 dependent on location and licensing agreement
  • Retarder: engine compression brake
  • ROPS/FOPS cab, machine operation monitoring system includes:
    • Action lamp, engine oil pressure, primary steering system, left turn signal, high beam, coolant temperature, tachometer, parking brake, fuel level, right turn signal, transmission oil temperature, brake system, transmission hold, hoist control, hydraulic system, charging system, retarder, transmission fault, traction control system, check engine lamp
  • 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, DPF regeneration filter, Machine Security System (MSS), secondary steering energy source engaged, hour meter and retarder active
  • Seat, fully adjustable, air suspension
  • Seat, padded companion/trainer
  • Secondary steering – electro hydraulic
  • S·O·S sampling valves
  • Spill guard, front, integral part of fabricated body
  • Starting receptacle, electric, remote
  • Storage: cup holder, flask receptacle, under seat storage, door pocket, behind seat storage, coat hook.
  • Sun visor
  • Three axle, six-wheel drive
  • Tilt and telescopic steering wheel
  • Tires, six 29.5R25, radial
  • Two seat belts, operator’s retractable
  • Vandalism protection: lockable caps for fuel tank and hydraulic oil tank
  • Windows opening side, tinted
  • Windshield wiper and washer, two speed, intermittent (front)
  • Windshield wiper and washer, two speed (rear)
  • Auto lube installation for automatic greasing of bearings
  • Body liners
  • Bluetooth radio stereo system.
  • Cold weather coolant –51° C (–60° F)
  • Cold weather start attachment
  • Engine block heater
  • Ether start
  • Exhaust heated body
  • Fast fuel fill
  • Flashing LED beacon
  • Fuel additive-anti-waxing
  • Heated seat
  • Heated rearview motorized mirrors
  • Machine Security System (MSS)
  • Product Link: PL321, PL522, VIMS Cellular, VIMS Satellite (where available)
  • Roof mounted High Intensity Discharge (HID) work lights
  • Scissor tailgate
  • 875/65 R29 wide tires
  • Cat production measurement payload monitoring system