Cat 745
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Specification sheetIssued 4 November 2026

Cat · articulated dump truck

Cat 745

Current Cat 745 (Cat C18, Brazil MAR-1 / Tier 3-equivalent or non-certified engine, 29.5R25 tyres) per Cat technical specifications AEXQ3088-03 (Jun 2025) for Afr-ME / Eurasia / S Am - the build Al-Bahar sells in the UAE.

UAEUSAGlobal

Payload (nominal)
41 t
power
370 kW (496 hp)
Operating weight
33,110 kg
Body capacity (SAE 2:1 heaped)
25.5 m³
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Side
141516171819
Front
11
Overall length
11.432 m
12
Overall length with tailgate
11.559 m
14
Overall width
3.801 m
13
Overall height (cab)
3.762 m
2
Loading height
3.261 m
1
Dump height (body raised)
7.288 m
6
Ground clearance
0.59 m
3
Ground clearance, body fully tipped
0.779 m
10
Front axle to machine front
3.418 m
9
Front axle to mid axle
4.59 m
8
Tandem axle spacing
1.966 m
7
Rear axle to body rear
1.458 m
4
Body length
6.402 m
5
Body length, inside
5.929 m
15
Width over tailgate
3.774 m
16
Body width
3.422 m
17
Track width
2.687 m
18
Width over fenders
3.37 m
19
Max laden width over tyre bulge
3.5 m

Weight

Operating weight (Total, empty)
33,110 kg
Payload (nominal) (Rated payload)
41 t
Gross machine weight (loaded) (Total, loaded)
74,110 kg
Front axle load, empty
19,180 kg
Centre axle load, empty
7,100 kg
Rear axle load, empty
6,830 kg
Front axle load, loaded
25,060 kg
Centre axle load, loaded
24,660 kg
Rear axle load, loaded
24,390 kg

Body

Body capacity (SAE 2:1 heaped)
25.5 m³
Body capacity (struck)
19.9 m³
Body capacity with tailgate (SAE 2:1 heaped)
27.3 m³
Body capacity with tailgate (struck)
20.9 m³
Body plate
High strength Brinell HB450 wear resistant steel
Body plate thickness, front
7 mm
Body plate thickness, chute
14 mm
Body plate thickness, sides
11 mm
Body plate thickness, base
14 mm
Body raise time
12 s manual, 13 s automatic
Body lower time
10 s

Engine

Engine model
Cat C18
Emissions (Two engine options)
Brazil MAR-1 (equivalent to U.S. EPA Tier 3 / EU Stage IIIA) or non-certified (equivalent to Tier 2 / Stage II)
Gross power (SAE J1995, at 1,700 rpm)
381 kW (511 hp)
Net power (SAE J1349)
370 kW (496 hp)
Engine power (ISO 14396)
376 kW (504 hp)
Max torque (Gross, SAE J1995:2014, at 1,200 rpm)
2,618 Nm
Max torque (net) (SAE J1349:2011, at 1,200 rpm)
2,558 Nm
Displacement
18.1 L
Bore x stroke
145 mm x 183 mm
No engine derating below (Altitude)
3,050 m

Transmission

Transmission
Cat CX38 auto shift, 9F/2R
Top speed (Forward 9)
54.8 km/h
Reverse speed (Reverse 2)
14.6 km/h

Steering

Steer angle (Left/right from centre)
45°
SAE turning radius
8.625 m
Clearance radius
9.082 m
Inside radius
4.413 m
Aisle width
5.917 m
Lock to lock time
4.8 s at 60 rpm

Tyres

Tyres (Turning dimensions are for 29.5 R25)
Six 29.5 R25

Service capacities

Fuel tank
550 L
Cooling system
90 L
Brake cooling tank
67 L
Hydraulic system, with tank (Steering/hoist hydraulic system)
140 L
Engine oil, with filter (Engine crankcase)
52 L
Transmission/output transfer gear
75 L
Final drives (each)
5 L
Axles (each)
60 L

Service intervals

Engine oil and filter
500 hours
Fuel filters (primary and secondary)
500 hours
Transmission oil filter
500 hours
Transmission oil (includes the output transfer gear)
1,000 hours
Differential and final drive oil (front, centre and rear axles)
2,000 hours
Brake system oil
2,000 hours
Hydraulic oil
4,000 hours
Coolant
12,000 hours