Caterpillar 777B Off-Highway Truck Specs

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 777B ➔

The Caterpillar 777B is an off-highway haul truck designed for large-scale mining, quarry, and heavy earthmoving operations. Built for high-capacity material transport, the 777B is part of Caterpillar's rigid-frame truck lineup and is commonly used in demanding haul applications where durability and payload efficiency are required. It features a diesel powertrain, heavy-duty suspension, and a large dump body for moving rock, overburden, and aggregate over rough terrain. The model is recognized for its serviceability, robust construction, and suitability for continuous production environments. The Caterpillar 777B remains a reference machine in the off-highway truck category.

Dimensions

Caterpillar 777B Off-Highway Truck Dimensions specifications
Dump Height	30.52 ft (9.30 m)
Overall Height	16.08 ft (4.90 m)
Overall Length	32.12 ft (9.79 m)
Overall Width	17.93 ft (5.47 m)
Wheelbase	15.00 ft (4.57 m)

Dump

Caterpillar 777B Off-Highway Truck Dump specifications
Load Capacity - Heaped	67.1 cu yd
Load Capacity - Struck	47.61 cu yd
Rated Payload	190,000.00 lbs (86,182.66 kg)

Engine

Caterpillar 777B Off-Highway Truck Engine specifications
Displacement	2,105.40 cu in (34,501.40 cu cm)
Engine Make	2236
Engine Model	3508
Gross Power	920.00 hp (686.06 kw)
Net Power	870.40 hp (649.07 kw)

Operational

Caterpillar 777B Off-Highway Truck Operational specifications
Fuel Capacity	250.00 gal (946.25 l)
Tire Size	24.00-49 48PR

Transmission

Caterpillar 777B Off-Highway Truck Transmission specifications
Max Speed	37.30 mph (60.03 kph)
Number Of Gears - Forward	7

Weights

Caterpillar 777B Off-Highway Truck Weights specifications
Empty Weight	132,398.70 lbs (60,055.11 kg)
Loaded Weight	324,004.60 lbs (146,966.20 kg)
Weight Distribution Front - Empty	47 %
Weight Distribution Front - Loaded	33 %
Weight Distribution Rear - Empty	53 %
Weight Distribution Rear - Loaded	67 %

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