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Caterpillar

745

Off-Highway Truck

All off-highway trucks
Caterpillar 745 Off-Highway Truck
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Specifications

83 data points

Engine

Engine specifications
Engine ModelCat C18
Displacement1,106 in³
Stroke7 in
Bore6 in
Gross Power - SAE J1995511.0 hp
Net Power - SAE J1349496.0 hp
EmissionsMeets Tier 4 Final and Stage V standards
Net Power - ISO 14396504.0 hp
Peak Engine Torque Gross (SAE J1995)1,931 lb-ft
Peak Engine Torque Speed—
Peak Engine Torque Net (SAE J1349)1,887 lb-ft
Engine Model - RegulationsCat® C18 (U.S. EPA Tier 4 Final EU Stage V etc.)

Weights

Weights specifications
Rated Payload99,649 lb

Transmission

Transmission specifications
Forward - 13.8 mph
Forward - 25.0 mph
Forward - 37.0 mph
Forward - 48.8 mph
Forward - 511.6 mph
Forward - 614.2 mph
Reverse - 14.0 mph
Forward - 719.6 mph
Reverse - 29.1 mph
Forward - 823.5 mph
Forward - 934.0 mph

STEERING

STEERING specifications
Lock to Lock4.8 seconds @ 60 rpm

General Specifications

General Specifications specifications
Operating Weight lbs (kg)73,553 (33,363) — Starting 2019 Model Year
Engine typeCat C18 — Starting 2024 Model Year
Articulated/RigidArticulated — Starting 2024 Model Year
Drive Configuration6WD — Starting 2019 Model Year
Rated Payload Tons (Metric Tons)45 (41) — Starting 2019 Model Year
Mfg. Model745 — Starting 2019 Model Year
Planetary Powershift TransmissionPowershift w/ lockup torque converter — Starting 2019 Model Year

Service Refill Capacities

Service Refill Capacities specifications
Cooling System23.7 gal
Fuel Tank145.3 gal
Engine Crankcase13.7 gal
DEF Tank5.3 gal
Final Drive - Each1.3 gal
Axles - Each15.8 gal
Brake Cooling Tank17.7 gal
Steering/Hoist Hydraulic System36.9 gal
Transmission - OTG19.8 gal

Standards

Standards specifications
BrakesISO 3450 – 2011
Cab - ROPSISO 3471 – 2008
SteeringISO 5010 – 2007
Cab - FOPSISO 3449 Level II – 2005

Operating Weights

Operating Weights specifications
Total - Empty73,553 lb
Total - Rated Load90,390 lb
Center Axle - Empty15,309 lb
Center Axle - Loaded54,000 lb
Center Axle - Rated Load38,691 lb
Front Axle - Empty43,515 lb
Front Axle - Loaded56,522 lb
Front Axle - Rated Load13,007 lb
Rear Axle - Empty14,731 lb
Rear Axle - Loaded53,422 lb
Rear Axle - Rated Load38,691 lb
Total - Loaded163,942 lb

Body Plate

Body Plate specifications
TypeHigh Strength Brinell HB450 Wear Resistant Steel
Base1 in
Chute1 in
Front0 in
Side0 in

Turning Circle

Turning Circle specifications
Turning Dimensions - Aisle Width233 in
Turning Dimensions - Clearance Radius359 in
Turning Dimensions - Inside Radius174 in
Turning Dimensions - SAE Turning Radius340 in
Turning Dimensions - Steer Angle - Left/Right45 °
NoteDimensions are for machines equipped with 29.5R25 tires.

Body Capacities

Body Capacities specifications
Heaped (SAE 2:1)32.70 yd³
Struck24.20 yd³
Tailgate Heaped SAE 2:134.70 yd³
Tailgate Struck25.51 yd³

Body Hoist

Body Hoist specifications
Lower (automatic)10 s
Lower (manual)10 s
Raise (automatic)13 s
Raise (manual)12 s

Sound Levels

Sound Levels specifications
Interior Cab72 dB(A)
Note (1)Operator sound exposure Leq is 76 dB(A)
Note (2)Hearing protection may be needed in certain settings

NOTES ON ENGINE

NOTES ON ENGINE specifications
Note (1)Power ratings at 1700 rpm
Note (2)Power at the flywheel with minimum equipment
Note (3)Net power with fan at max is 348 kW (467 hp)
Note (4)DEF must meet ISO 22241-1 standard

Comparable machines

Other off-highway trucks in a similar weight class.