The Cat® 777 Construction Dump Truck offers best-in-class productivity with increased performance, optimized fuel efficiency, superior transmission controls, and improved cab comfort, all designed to a

Construction dump trucks (CAT)

The Cat® 777 Construction Dump Truck offers best-in-class productivity with increased performance, optimized fuel efficiency, superior transmission controls, and improved cab comfort, all designed for long life and low total cost of ownership.

Engine speed	1,800 rpm
Gross power - SAE J1995	765 kW
Net power - SAE J1349:2011	711 kW
Net torque	5286 N·m
Bore	145 mm
Race	6.4 inches
Engine displacement	32.1 l
Target payload (100 %)	98.2 t
Maximum speed - Under load	67.1 km/h
Maximum working payload (110 %)	108,032 kg
Maximum payload (120 %)	117,853 kg
Body	16,070 kg
Empty vehicle	65,149 kg
Gross vehicle weight	163,360 kg
Chassis	49,079 kg
Dump truck with standard reinforcement	47,500 pounds
Bucket lifting time, maximum speed when empty	15 s
Bucket lowering time, free position	13 s
Bucket lowering time - Maximum speed when empty	13 s
Flush	41.9 cubic meters
Rejection ratio 2:1 (SAE)	60.1 cubic meters
Flush	43.1 cubic meters
Rejection ratio 2:1 (SAE)	64.1 cubic meters
Forward gear - 1	10.9 km/h
Forward gear – 2	14.8 km/h
Forward gear – 3	20.1 miles per hour
Forward gear 4	27.1 km/h
Forward gear - 5	36.8 km/h
Forward gear 6	49.4 km/h
Forward march7	67.1 km/h
Reverse gear – 1	12.1 km/h
Fuel tank	1140 l
Cooling circuit	212 l
Carter	115 l
Differentials	222 l
Reducer - Each	42 l
Steering circuit - Reservoir included	60 l
Dump/brake circuit	420 l
Torque converter - Transmission system	138 l
Actual cylinder stroke - Front	12.5 inches
Actual cylinder stroke - Rear	165 mm
Braking surface - front caliper	2787 cm²
Brake surface - front oil-immersed disc	40846 cm²
Brake surface, rear	102,116 cm²
Turning radius, front	25.3 m
Swivel - Clearance diameter	28.4 m
Wheelbase	18.2 feet
Overall length	10004 mm
Drain height	890 mm
Overall tire width	5262 mm
Rear axle - Rear section	121.5 inches
Loading height – Unloaded	4380 mm
Working width with long walkway	6545 mm
Ground clearance	896 mm
Width in operating order	6545 mm
Front height of dump body roof - Loaded	5177 mm
Overall length of the bucket	9555 mm
Overall height – Dump body raised	9953 mm
Overall width of the roof	6200 mm
Interior depth of the bucket – Maximum	1895 mm
Width at the centerline of the rear dual tires	3576 mm
Rear axle - Dump height	35.5 inches
Height at top of ROPS frame - Loaded	18.7 feet
Outer width of the bucket	5524 mm
Interior length of the dumpster	27.5 feet
Width at the centerline of the front tires	4163 mm
Interior width of the bucket	5197 mm
Ground clearance of engine protection	864 mm
Overall width of front tires	195.6 inches

Caterpillar builds construction dump trucks specifically designed for mining, construction, and quarrying applications. Our construction dump trucks can be loaded in an ideal number of passes using Cat wheel loaders and hydraulic excavators to improve cycle times and optimize productivity.