- Category: Off-Highway Trucks ➔
- Manufacturer: Caterpillar ➔
- Model: 772 ➔
Introducing the Caterpillar 772 Off-Highway Truck, a powerhouse of a vehicle designed to tackle the toughest challenges in mining and construction environments. With a gross weight of 112,000 pounds and a heaped load capacity of 41 cubic yards, this rigid truck is equipped with a Cat C18 ACERT engine that delivers a whopping 598 horsepower. Boasting impressive dimensions and operating specifications, including a top speed of 49.5 mph and a maximum payload capacity of 100,000 pounds, the Cat 772 is a reliable and efficient workhorse for heavy-duty operations. Explore the comprehensive technical specifications of this robust machine below.
General Specifications
Approximate Weights - Dual Slope
| Gross Weight - Empty | 112,000 lbs (50,802 kg)
|
Approximate Weights - Flat Floor
Articulating/Rigid
Body Hoists
| Body Lower Time - Float | 12.5 seconds
|
| Body Power Down - High Idle | 12.5 seconds
|
| Body Raise Time - High Idle | 9.5 seconds
|
| Pump Flow - High Idle | 136 gpm (515 lpm)
|
| Relief Valve Setting - Raise | 2500 psi
|
Brakes
| Brake Surface - Rear | 7,794 cu in (127,721 cu cm)
|
| Standards | 2.74:1
|
Capacity - Flat Floor - 100% Fill Factor
| Heaped 2:1 (SAE) | 41 cu yd (31 cu m)
|
Dimensions
| Centerline Front Tire Width | 10 ft (3 m)
|
| Dump Ground Clearance | 2 ft (1 m)
|
| Dump Height | 28 ft (8 m)
|
| Front Canopy Height | 14 ft (4 m)
|
| Ground Clearance | 2 ft (1 m)
|
| Inside Body Depth - Maximum | 6 ft (2 m)
|
| Inside Body Length | 18 ft (6 m)
|
| Loading Height - Empty | 12 ft (4 m)
|
| Operating Width | 16 ft (5 m)
|
| Overall Canopy Width | 500 ft (152 m)
|
| Overall Height | 14 ft (4 m)
|
| Overall Height - Body Raised | 28 ft (8 m)
|
| Overall Length | 29 ft (9 m)
|
| Overall Width | 16 ft (5 m)
|
| Wheel Base | 13 ft (4 m)
|
| Wheelbase | 13 ft (4 m)
|
DRIVE SYSTEM
Dump
| Dump Angle | 1800
|
| Load Capacity - heaped | 41 cu yd (31 cu m)
|
| Load Capacity - Struck | 31 cu yd (23 cu m)
|
| Lower Time | 14.7 seconds
|
| Raise Time | 8.1 seconds
|
| Rated Payload | 100,000 lbs (45,359 kg)
|
Engine
| Aspiration | Turbocharged
|
| Bore | 6 in (14 cm)
|
| Displacement | 1,105 cu in (18,108 cu cm)
|
| Engine Model | Cat C18 ACERT
|
| Gross Power | 598 hp (446 kw)
|
| Gross Power - SAE J1995 | 598 hp (446 kw)
|
| Make | Cat
|
| Max Torque | 1,988 lbs ft (2,695 nm)
|
| Net Power | 535 hp (399 kw)
|
| Net Power - 80/1269/EEC | 535 hp (399 kw)
|
| Net Power - ISO 9249 | 535 hp (399 kw)
|
| Net Power - SAE J1349 | 535 hp (399 kw)
|
| Number of Cylinders | 6
|
| Peak Torque | 1,988 lbs ft (2,695 nm)
|
| Power Measured @ | 1800 rpm
|
| Stroke | 7 in (18 cm)
|
| Torque Measured @ | Turbocharged rpm
|
| Torque Rise | 12.5
|
Final Drives
| Planetary Ratio | 4.80:1
|
| Total Reduction Ratio | 13.15:1
|
Operating Specifications
| Alternator Supplied Amperage | Gear
|
| Body Capacity - SAE 2:1 | 41 cu yd (31 cu m)
|
| Brake/Hoist System Fluid Capacity | 73 gal (276 l)
|
| Cooling System Fluid Capacity | 30 gal (114 l)
|
| Diff and Final Drive Fluid Capacity | 42 gal (159 l)
|
| Engine Oil Capacity | 14 gal (53 l)
|
| Fuel Capacity | 140 gal (530 l)
|
| Maximum Capacity | 100,000 lbs (45,359 kg)
|
| Nominal Payload Capacity | 22 lbs (10 kg)
|
| Nominal Payload Class (100%) | 102,000 lbs (46,266 kg)
|
| Not to Exceed Payload (120%)* | 122,000 lbs (55,338 kg)
|
| Steering System Fluid Capacity | 15 gal (57 l)
|
| Tire Size | 21.00R33(E4)
|
| Top Speed - Loaded | 50 mph (80 kph)
|
Service Refill Capacities
| Brake / Hoist / Fan Hydraulic Tank | 35 gal (132 l)
|
| Brake/Hoist Hydraulic Tank | 100,000 gal (378,500 l)
|
| Cooling System | 30 gal (114 l)
|
| Crankcase | 16 gal (61 l)
|
| Fuel Tank | 140 gal (530 l)
|
| Steering System - Including Tank | 15 gal (57 l)
|
| Steering Tank | 9 gal (34 l)
|
| Torque Converter - Transmission Sump | 55,171 gal (208,822 l)
|
Steering System
| Steer Angle | 36 degrees
|
| Steering Standards | ISO 5010:1992
|
| Turning Circle - Clearance Diameter | ISO 3450: 1996 ft
|
Suspension
| Effective Cylinder Stroke - Rear | 6 in (15 cm)
|
Tires
| Standard Tire | 21.00R33 (E4)
|
| Standard Tires | 216
|
Transmission
| Forward - 1 | 8 mph (13 kph)
|
| Forward - 2 | 11 mph (18 kph)
|
| Forward - 3 | 15 mph (24 kph)
|
| Forward - 4 | 20 mph (32 kph)
|
| Forward - 5 | 27 mph (44 kph)
|
| Forward - 6 | 37 mph (59 kph)
|
| Forward - 7 | 50 mph (80 kph)
|
| Max Speed | 50 mph (80 kph)
|
| Number of Gears - Forward | 7
|
| Number of Gears - Reverse | 1
|
| Reverse | 11 mph (17 kph)
|
Weights
| Body Weight | 22,984 lbs (10,425 kg)
|
| Chassis Weight | 55,171 lbs (25,025 kg)
|
| Empty Weight | 78,155 lbs (35,451 kg)
|
| Front Axle - Empty | 48%
|
| Front Axle - Loaded | 34%
|
| Loaded Weight | 181,000 lbs (82,100 kg)
|
| Operating Weight - Loaded | ISO 5010:1992 lbs
|
| Rear Axle - Empty | 52%
|
| Rear Axle - Loaded | 66%
|
| Weight Distribution Front - empty | 48%
|
| Weight Distribution Front - loaded | 34%
|
| Weight Distribution Rear - empty | 52%
|
| Weight Distribution Rear - loaded | 66%
|
