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730C2 Articulated Truck 360
730C2 Articulated Truck
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The Cat 730C2, with a 17 m3 (23 yd3) 28 tonnes (31 tons) capacity, offers demonstrated reliability and durability, high performance and productivity, superior operator comfort and lower operating costs. Updating the successful 730C to include all axle enclosed wet brakes makes the 730C2 a more attractive proposition for our customers. Class leading levels of performance and operator comfort make for a productive machine all day long.

Standard Equipment


Rated Payload
31 ton (US)

Body Capacities

Heaped (SAE 2:1)
23 yd³
17.4 yd³
Tailgate Heaped SAE 2:1
24.6 yd³
Tailgate Struck
18.2 yd³


5.1 in
6.2 in
Note (4)
DEF used in Cat SCR systems must meet the requirements outlined in the International Organization for Standardization (ISO) standard 22241-1. ISO 22241-1 requirements are met by many brands of DEF, in
762.8 in³
Net Power - ISO 14396
370 HP
Note (3)
Net power when the fan is at maximum speed is 254 kW (341 hp) per the SAE reference conditions.
Peak Engine Torque Gross (SAE J1995)
1579 ft·lbf
Engine Model - U.S. EPA Tier 4 Final/EU Stage IV
Cat® C13 ACERT™
Note (1)
The power ratings apply at rated speed of 1,800 rpm when tested under the conditions for the specified standard.
Net Power - SAE J1349
367 HP
Peak Engine Torque Net (SAE J1349)
1564 ft·lbf
Gross Power - SAE J1995
375 HP
Note (2)
The net power advertised is the power available at the flywheel when the engine is equipped with alternator, air cleaner, muffler and fan at minimum speed.
No Engine De-rating Below
12500 ft
Engine Model
Peak Engine Torque Speed
1200 r/min
The reference to Tier 4 Final/Stage IV includes U.S. EPA Tier 4 Final, EU Stage IV, Japan 2014 (Tier 4 Final), as well as Korea Tier 4 Final emission standards.


Forward - 3
14 mile/h
Forward - 4
21 mile/h
Forward - 1
5 mile/h
Forward - 2
9 mile/h
Reverse - 1
6 mile/h
Forward - 5
29 mile/h
Forward - 6
34 mile/h

Service Refill Capacities

Final Drives/Differential
33 gal (US)
Output Transfer Gear Box
6.3 gal (US)
Cooling System
21.9 gal (US)
12.4 gal (US)
DEF Tank
5.2 gal (US)
Hydraulic System
29.1 gal (US)
Fuel Tank
108.8 gal (US)
Engine Crankcase
10 gal (US)

Sound Levels

Interior Cab
76 dB(A)
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.
Note (1)
The operator sound exposure Leq (equivalent sound pressure level) measured according to the work cycle procedures specified in ANSI/SAE J1166 OCT98 is 76 dB(A), for the cab offered by Caterpillar, whe

Body Hoist

Raise Time
12 s
Lower Time
8 s


ISO 3450 – 2011
Cab - FOPS
ISO 3449 Level II – 2005
Cab - ROPS
ISO 3471 – 2008
ISO 5010 – 2007

Operating Weights

Front Axle - Rated Load
7231 lb
Center Axle - Empty
9987 lb
Rear Axle - Rated Load
27249 lb
Front Axle - Empty
32882 lb
Total - Rated Load
61729 lb
Rear Axle - Empty
9436 lb
Center Axle - Loaded
37236 lb
Total - Empty
52305 lb
Front Axle - Loaded
40113 lb
Rear Axle - Loaded
36685 lb
Center Axle - Rated Load
27249 lb
Total - Loaded
114034 lb

Turning Circle

Turning Dimensions - Aisle Width
210 in
Turning Dimensions - SAE Turning Radius
294 in
Turning Dimensions - Clearance Radius
318 in
Turning Dimensions - Steer Angle - Left/Right
Dimensions are for machines equipped with 23.5R25 tires.
Turning Dimensions - Inside Radius
153 in

Body Plate

High strength Brinell HB450 wear resistant steel


Lock to Lock
4.75 seconds @ 60 rpm