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730
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730
730
Three Axle Articulated Trucks
Haul more, dump more with the Cat® 730 articulated truck. With a 31-ton (28-tonne) payload capacity, it’s designed to boost productivity—especially on compact jobsites. Pass-matched with Cat excavators and loaders, you can move more material efficiently and with less effort.
Engine Model
Cat® C13B
Gross Power (SAE J1995)
375 hp/280 kW
Net Power (SAE J1349)
367 hp/274 kW
Engine Power (ISO 14396)
370 hp/276 kW
Key Features
PROVEN RELIABILITY
LONG TERM VALUE AND DURABILITY
ACHIEVE GREATER PRODUCTIVITY
POWERFUL EFFICIENCY
WORK IN COMFORT
TECHNOLOGY THAT GETS WORK DONE
BUILT-IN SAFETY FEATURES
LOWER MAINTENANCE COSTS
SUSTAINABILITY
Specifications
Metric
|
Imperial
Engine
Engine Model
Cat® C13B
Gross Power (SAE J1995)
375 hp
280 kW
Net Power (SAE J1349)
367 hp
274 kW
Engine Power (ISO 14396)
370 hp
276 kW
Bore
5.1 in
130 mm
Stroke
6.2 in
157 mm
Displacement
762.8 in³
12.5 l
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Advertised power is tested at 1,800 rpm.
Note (3)
Net power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler, and fan at minimum speed.
Note (4)
Net power when the fan is at maximum speed is 274 kW (367 hp) per the SAE reference conditions.
Note (5)
Meets U.S. EPA Tier 4 Final, EU Stage V, Japan 2014, and Korea Stage V emission standards.
Note (6)
Diesel exhaust fluid (DEF) used in Cat SCR systems must meet the requirements outlined in ISO 22241-1:2006. ISO 22241-1 requirements are met by many brands of DEF, including those that carry the AdBlue or API certifications.
No Engine De-rating Below
12500 ft
3810 m
Peak Engine Torque Gross (SAE J1995)
1579 lbf·ft
2141 N·m
Peak Engine Torque Net (SAE J1349)
1554 lbf·ft
2107 N·m
Peak Engine Torque Speed
1200 r/min
1200 r/min
Weights
Rated Payload
31 ton (US)
28 t
Body Capacities
Heaped (SAE 2:1)
23 yd³
17.5 m³
Struck
18.2 yd³
13.9 m³
Tailgate Heaped SAE 2:1
24.6 yd³
18.8 m³
Tailgate Struck
19.1 yd³
14.6 m³
Transmission
Forward - 1
5 mile/h
8 km/h
Forward - 2
9 mile/h
15 km/h
Forward - 3
14 mile/h
22 km/h
Forward - 4
21 mile/h
34 km/h
Forward - 5
29 mile/h
47 km/h
Forward - 6
34 mile/h
55 km/h
Reverse - 1
6 mile/h
9 km/h
Sound Levels
Note (1)
Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
Advertised power is tested at 1,800 rpm.
Operating Weights
Front Axle - Empty
31658 lb
14360 kg
Center Axle - Empty
10340 lb
4690 kg
Rear Axle - Empty
9833 lb
4460 kg
Total - Empty
51831 lb
23510 kg
Front Axle - Rated Load
7165 lb
3250 kg
Center Axle - Rated Load
27282 lb
12375 kg
Rear Axle - Rated Load
27282 lb
12375 kg
Total - Rated Load
61729 lb
28000 kg
Front Axle - Loaded
38823 lb
17610 kg
Center Axle - Loaded
37622 lb
17065 kg
Rear Axle - Loaded
37115 lb
16835 kg
Total - Loaded
113560 lb
51510 kg
Body Plate
Type
High strength Brinell HB450 wear resistant steel
Body Plate Thickness
Front Plate
0.28 in
7 mm
Base Plate
0.51 in
13 mm
Side Plates
0.43 in
11 mm
Service Refill Capacities
Fuel Tank
106 gal (US)
400 l
DEF Tank
9 gal (US)
34 l
Cooling System
22 gal (US)
83 l
Hydraulic System
32 gal (US)
123 l
Engine Crankcase
11.4 gal (US)
43 l
Transmission
12.4 gal (US)
47 l
Final Drives/Differential
33 gal (US)
125 l
Output Transfer Gear Box
7 gal (US)
25 l
Body Hoist
Raise Time
12 s
12 s
Lower Time
8 s
8 s
Standards
Brakes
ISO 3450:2011
Cab - FOPS
ISO 3449:2005 Level II
Cab - ROPS
ISO 3471:2008
Steering
ISO 5010:2019
Turning Circle
Turning Dimensions - Steer Angle - Left/Right
45°
Turning Dimensions - SAE Turning Radius
294 in
7470 mm
Turning Dimensions - Clearance Radius
318 in
8075 mm
Turning Dimensions - Inside Radius
153 in
3879 mm
Turning Dimensions - Aisle Width
210 in
5332 mm
Note
Dimensions are for machines equipped with 23.5R25 tires.
Steering
Lock to Lock
4.75 seconds @ 60 rpm
Optimal Loader/Truck Pass Matching
Hydraulic Excavators: 350/352 - Passes
5-Apr
Hydraulic Excavators: 336 - Passes
6-May
Wheel Loaders: 972/972 XE - Passes
4-Mar
Wheel Loaders: 966/966 XE - Passes
4
Wheel Loader: 962 - Passes
5-Apr
Wheel Loader: 950 - Passes
5
Note
Dimensions are for machines equipped with 23.5R25 tires.
Equipment
Standard Equipment
Optional Equipment