Caterpillar 777G (Tier 2) Off-Highway Truck Specs

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 777G (Tier 2) ➔

Body Hoists

Caterpillar 777G (Tier 2) Off-Highway Truck Body Hoists specifications
Body Lower Time - Float	13 s
Body Lower Time - High Idle	13 s
Body Raise Time - High Idle	15 s
Pump Flow - High Idle	120.90 gpm (457.61 lpm)
Relief Valve Setting - Lower	500 psi
Relief Valve Setting - Raise	2750 psi

Brakes

Caterpillar 777G (Tier 2) Off-Highway Truck Brakes specifications
Brake Standards	ISO 3450:1996
Brake Surface Area - Front	6331 in2
Brake Surface Area - Rear	15828 in2

Capacity - Coal Bodies - 100% Fill Factor

Caterpillar 777G (Tier 2) Off-Highway Truck Capacity - Coal Bodies - 100% Fill Factor specifications
Sae 2:1 - For Use With Material Densities Less Than 950 Kg/M3 (1,600 Lb/Yd3)	165 cu yd
Sae 2:1 - For Use With Material Densities Of 1040-1160 Kg/M3 (1,750-1,950 Lb/Yd3)	139 cu yd
Sae 2:1 - For Use With Material Densities Of 1160 Kg/M3 (1,950 Lb/Yd3)	116 cu yd
Sae 2:1 - For Use With Material Densities Of 950-1040 Kg/M3 (1,600-1,750 Lb/Yd3)	144 cu yd

Capacity - Dual Slope - 100% Fill Factor

Caterpillar 777G (Tier 2) Off-Highway Truck Capacity - Dual Slope - 100% Fill Factor specifications
Heaped 2:1 (Sae)	78.8 cu yd
Struck	54.8 cu yd

Capacity - X Body - 100% Fill Factor

Caterpillar 777G (Tier 2) Off-Highway Truck Capacity - X Body - 100% Fill Factor specifications
Heaped 2:1 (Sae)	83.8 cu yd
Struck	56.3 cu yd

Engine

Caterpillar 777G (Tier 2) Off-Highway Truck Engine specifications
Bore	5.70 in (14.48 cm)
Cylinders	12
Displacement	1,959.00 cu in (32,102.33 cu cm)
Engine Model	Cat C32 ACERT
Engine Power - Iso 14396	1,012.00 hp (754.66 kw)
Engine Speed	1800 rpm
Gross Power - Sae J1995	1,025.00 hp (764.35 kw)
Net Power - 80/1269/Eec	945.00 hp (704.70 kw)
Net Power - Iso 9249	945.00 hp (704.70 kw)
Net Power - Sae J1349	945.00 hp (704.70 kw)
Net Torque	3,899.00 lbs ft (5,286.26 nm)
Peak Torque - Speed	1200 rpm
Stroke	6.40 in (16.26 cm)

Final Drives

Caterpillar 777G (Tier 2) Off-Highway Truck Final Drives specifications
Differential Ratio	2.736:1
Planetary Ratio	7.0:1
Total Reduction Ratio	19.1576:1

Operating Specifications

Caterpillar 777G (Tier 2) Off-Highway Truck Operating Specifications specifications
Body Capacity - Sae 2:1	83.8 cu yd
Maximum Payload (110%)	220,000.00 lbs (99,790.45 kg)
Nominal Payload (100%)	200,000.00 lbs (90,718.59 kg)
Nominal Payload Class (100%)	200,000.00 lbs (90,718.59 kg)
Not To Exceed Payload (120%)*	240,000.00 lbs (108,862.30 kg)
Top Speed - Loaded	41.70 mph (67.11 kph)

Rops

Caterpillar 777G (Tier 2) Off-Highway Truck Rops specifications
Rops/Fops Standards	Standards

Service Refill Capacities

Caterpillar 777G (Tier 2) Off-Highway Truck Service Refill Capacities specifications
Brake Hoist System	85.00 gal (321.73 l)
Brake Hoist System - Includes Tank	117.00 gal (442.85 l)
Cooling System	60.20 gal (227.86 l)
Crankcase	28.70 gal (108.63 l)
Differentials	59.90 gal (226.72 l)
Final Drive - Each	20.00 gal (75.70 l)
Fuel Tank (1)	300.00 gal (1,135.50 l)
Fuel Tank (2)	350.00 gal (1,324.75 l)
Steering System - Including Tank	14.10 gal (53.37 l)
Torque Converter - Transmission System	36.50 gal (138.15 l)

Sound

Caterpillar 777G (Tier 2) Off-Highway Truck Sound specifications
Sound Standards	Standards

Steering

Caterpillar 777G (Tier 2) Off-Highway Truck Steering specifications
Steer Angle	30.5 degrees
Steering Standards	SAE J1511 FEB94 ISO 5010:1992
Turning Circle - Clearance Diameter	93.00 ft (28.35 m)
Turning Diameter - Front	83.00 ft (25.30 m)

Suspension

Caterpillar 777G (Tier 2) Off-Highway Truck Suspension specifications
Empty Loaded Cylinder Stroke Front	2.90 in (7.37 cm)
Empty Loaded Cylinder Stroke Rear	2.50 in (6.35 cm)
Rear Axle - Oscillation	5.4 degrees

Tires

Caterpillar 777G (Tier 2) Off-Highway Truck Tires specifications
Standard Tire	27.00R49 (E4)

Transmission

Caterpillar 777G (Tier 2) Off-Highway Truck Transmission specifications
Forward - 1	6.80 mph (10.94 kph)
Forward - 2	9.20 mph (14.81 kph)
Forward - 3	12.50 mph (20.12 kph)
Forward - 4	16.90 mph (27.20 kph)
Forward - 5	22.90 mph (36.85 kph)
Forward - 6	30.70 mph (49.41 kph)
Forward - 7	41.70 mph (67.11 kph)
Reverse	7.7 mile/h

Weight Distributions - Approximate

Caterpillar 777G (Tier 2) Off-Highway Truck Weight Distributions - Approximate specifications
Front Axle - Empty	46 %
Front Axle - Loaded	33 %
Rear Axle - Empty	54 %
Rear Axle - Loaded	67 %

Weights - Approximate

Caterpillar 777G (Tier 2) Off-Highway Truck Weights - Approximate specifications
Target Gross Machine Weight	363,000.00 lbs (164,654.23 kg)

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