777 (05)
Cat® 777 Off-Highway Truck provides best in class with increased performance, improved fuel efficiency, superior transmission controls, and enhanced cabin comfort – designed to offer durability plus a reduced total-cost of ownership.
Engine Model
Cat® C32B
Engine Speed
1800 r/min
Gross Power - SAE J1995
1026 HP
Specification
Value
Engine Model
Cat® C32B
Engine Speed
1800 r/min
Gross Power - SAE J1995
1026 HP
Net Power - SAE J1349
953 HP
Net Torque
3784 lb/ft
Net Torque Rise
36%
Cylinders
12
Bore
5.7 in
Stroke
6.4 in
Displacement
1959 in³
Emissions (1)
Meets U.S. EPA Tier 2 Equivalent emission standards.
Emissions (2)
Certified for China Nonroad Stage III emission standards.
Note (1)
Net power available at the flywheel when the engine is equipped
with fan, air cleaner, muffler, and alternator with engine speed at
1,800 rpm. Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard.
Note (2)
Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).
Note (3)
No engine derating required up to 3048 m (10,000 ft) altitude.
Specification
Value
Target Payload (100%)
108.3 ton (US)
Top Speed - Loaded
41.7 mile/h
Maximum Working Payload (110%)
238170 lb
Not to Exceed Payload (120%)
259822 lb
Note
Empty Operating weights may vary based on the machine configuration
Note (1)
Capacity with Dual slope body without liner
Note (2)
Refer to Caterpillar 10/10/20 Payload Policy for maximum gross vehicle weight limitations
Specification
Value
Body
35428 lb
Empty Vehicle
143629 lb
Gross Vehicle
360147 lb
Chassis
108201 lb
Body with Standard Liner
12269 lb
Specification
Value
Front Axle - Empty/Loaded
46% / 30%
Rear Axle - Empty/Loaded
54% / 70%
Specification
Value
Body Raise Time - High Idle
15 s
Body Lower Time - Float
13 s
Body Lower Time - High Idle
13 s
Specification
Value
Struck
54.8 yd³
Heaped 2:1 (SAE)
78.6 yd³
Note (1)
Contact your local Cat dealer for body recommendation
Specification
Value
Struck
56.4 yd³
Heaped 2:1 (SAE)
83.8 yd³
Note (1)
Contact your local Cat dealer for body recommendation.
Specification
Value
Forward - 1
6.8 mile/h
Forward - 2
9.2 mile/h
Forward - 3
12.5 mile/h
Forward - 4
16.9 mile/h
Forward - 5
22.9 mile/h
Forward - 6
30.7 mile/h
Forward - 7
41.7 mile/h
Reverse - 1
7.5 mile/h
Note
Maximum travel speeds with standard 27.00R49 (E4) tires.
Specification
Value
Fuel Tank
300 gal (US)
Cooling System
56 gal (US)
Crankcase
30 gal (US)
Differentials
59 gal (US)
Final Drive - Each
11 gal (US)
Steering System - Includes Tank
16 gal (US)
Brake Hoist System
110 gal (US)
Torque Converter - Transmission System
33 gal (US)
Specification
Value
Standard Tire
27.00R49 (E4)
Note (1)
Productive capabilities of the 777 truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Specification
Value
Effective Cylinder Stroke - Front
12.5 in
Effective Cylinder Stroke - Rear
6.5 in
Rear axle - Oscillation
5.4°
Specification
Value
Differential Ratio
2.74:1
Planetary Ratio
7.00:1
Total Reduction Ratio
19.16:1
Specification
Value
Brake Surface Area - Front Caliper
432 in²
Brake Surface Area - Front OCDB
6235 in²
Brake Surface Area - Rear
15828 in²
Brake Standards
ISO 3450:2011
Specification
Value
ROPS
ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 for Operator and ISO 13459:2012 Level II FOPS criteria for Trainer.
Specification
Value
Sound Standards
ISO 6396:2008
Note (1)
The dynamic operator sound pressure level is 80 dB(A) as per
ISO 6396:2008 for cab offered by Caterpillar. The cab was properly
installed and maintained. The test was conducted with the cab
doors and the cab windows closed.
Specification
Value
Steering Standards
ISO 5010:2007
Steer Angle
30.5°
Turning Diameter - Front
83 ft
Turning Circle - Clearance Diameter
93.17 ft
Specification
Value
Wheel Base
14.99 ft
Overall Length
32.82 ft
Dump Clearance
2.91 ft
Overall Tire Width
17.26 ft
Rear Axle - Tail
10 ft
Loading Height - Empty
14.37 ft
Operating Width - Extended Catwalk
21.47 ft
Ground Clearance
2.93 ft
Operating Width
21.47 ft
Front Canopy Height - Loaded
17 ft
Overall Body Length
31.35 ft
Overall Height - Body Raised
33 ft
Overall Canopy Width
19.87 ft
Inside Body Depth - Maximum
6.21 ft
Centerline of Rear Dual Tire Width
11.73 ft
Rear Axle - Clearance
2.95 ft
Height - Top of ROPS - Loaded
15.51 ft
Outside Body Width
18.12 ft
Inside Body Length
21.54 ft
Centerline Front Tire Width
13.66 ft
Inside Body Width
17.05 ft
Engine Guard Clearance
2.83 ft
Overall Front Tire Width
16.28 ft
