772G Off-Highway Truck
Off-Highway Trucks
-
Specification Summary
- Engine Model Cat® C18 ACERT™
- Rated Engine Speed 1800 r/min
- Gross Power - SAE J1995 598 HP
- Net Power - SAE J1349 557 HP
- Download Brochure
Engine
| Engine Model | Cat® C18 ACERT™ |
| Rated Engine Speed | 1800 r/min |
| Gross Power - SAE J1995 | 598 HP |
| Net Power - SAE J1349 | 557 HP |
| Net Power - ISO 9249 | 565 HP |
| Net Power - 80/1269/EEC | 565 HP |
| Engine Power - ISO 14396 | 435 kW |
| Net Torque - SAE J1349 | 2551 N·m |
| Number of Cylinders | 6 |
| Bore | 145 mm |
| Stroke | 183 mm |
| Displacement | 18.1 l |
| Note (1) | 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 3000 m (9,843 ft) altitude. |
| Note (4) | Available as Tier 3/Stage IIIA equivalent, OR Tier 2/Stage II equivalent emission standards. |
| Note (5) | Meets China Nonroad Stage III emission standards equivalent to U.S. EPA Tier 3 or U.S. EPA Tier 2. |
Weights - Approximate
| Target Gross Machine Operating Weight | 82100 kg |
| Chassis Weight | 26863 kg |
| Body Weight | 8030 kg |
| Note (1) | Chassis weight with 100% fuel, hoist, body mounting group, rims and tires. |
| Note (2) | Body weight is the standard Dual Slope body with no liner and will vary depending on configuration. |
Operating Specifications
| Nominal Payload Class (100%) | 47.2 t |
| Top Speed - Loaded | 71.7 km/h |
| Target Payload (100%) | 47.2 t |
| Maximum Working Payload (110%) | 51.9 t |
| Maximum Allowable Payload (120%)* | 56.6 t |
| Body Capacity (SAE 2:1)** | 31.2 m³ |
| Note | *Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. |
| Note (1) | **ISO 6483:1980. |
| Note (2) | Capacity with Dual Slope body with no liner. |
Transmission
| Forward - 1 | 12.9 km/h |
| Forward - 2 | 17.7 km/h |
| Forward - 3 | 24 km/h |
| Forward - 4 | 32.2 km/h |
| Forward - 5 | 43.6 km/h |
| Forward - 6 | 58.7 km/h |
| Forward - 7 | 79.7 km/h |
| Reverse | 16.9 km/h |
| Note | Maximum travel speeds with standard 21.00R33 (E4) tires. |
Final Drives
| Differential Ratio | 2.74:1 |
| Planetary Ratio | 4.80:1 |
| Total Reduction Ratio | 13.14:1 |
Brakes
| Brake Surface - Front | 1395 cm² |
| Brake Surface - Rear | 50281 cm² |
| Brake Standards | ISO 3450:2011 |
Body Hoists
| Pump Flow - High Idle | 413 l/min |
| Relief Valve Setting - Raise | 18950 kPa |
| Relief Valve Setting - Lower | 3450 kPa |
| Body Raise Time - High Idle | 8 s |
| Body Lower Time - Float | 10 s |
| Body Power Down - High Idle | 10 s |
Capacity - Dual Slope - 100% Fill Factor
| Struck | 23.9 m³ |
| Heaped (SAE 2:1)* | 31.2 m³ |
| Note (1) | Contact your local Cat dealer for body recommendation. |
| Note (2) | *ISO 6483:1980. |
Capacity - Flat Floor - 100% Fill Factor
| Struck | 23.9 m³ |
| Heaped (SAE 2:1)* | 31.3 m³ |
| Note (1) | Contact your local Cat dealer for body recommendation. |
| Note (2) | *ISO 6483:1980. |
Weight Distributions - Approximate
| Front Axle - Empty | 51.4 % |
| Front Axle - Loaded | 34.2 % |
| Rear Axle - Empty | 48.6 % |
| Rear Axle - Loaded | 65.8 % |
Suspension
| Empty Loaded Cylinder Stroke Front | 234 mm |
| Empty Loaded Cylinder Stroke Rear | 149 mm |
| Rear axle - Oscillation | 8.9° |
Service Refill Capacities
| Fuel Tank | 530 l |
| Cooling System | 125 l |
| Crankcase | 64 l |
| Differential - Final Drives | 151 l |
| Steering Tank | 55 l |
| Steering System - Includes Tank | 74 l |
| Brake/Hoist Hydraulic Tank | 176 l |
| Brake Hoist System | 227 l |
| Torque Converter - Transmission System | 72 l |
Steering
| Steering Standards | SAE J1511 FEB94 ISO 5010:2007 |
| Steer Angle | 40.5° |
| Turning Diameter - Front | 17.6 m |
| Turning Circle - Clearance Diameter | 20.3 m |
Tires
| Standard Tire | 21.00R33 (E4) |
| Note (1) | Productive capabilities of the 772G 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 evaluates all job conditions and consults the tire manufacturer for proper tire selection. |
ROPS
| FOPS Standards | Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. |
| ROPS Standards | Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. |
Dimensions (Approximate)
| Inside Body Depth - Maximum | 1747 mm |
| Rear Axle - Tail | 2598 mm |
| Centerline Front Tire Width | 3165 mm |
| Centerline of Rear Dual Tire Width | 2652 mm |
| Ground Clearance | 695 mm |
| Operating Width | 4780 mm |
| Front Canopy Height | 4265 mm |
| Loading Height - Empty | 3639 mm |
| Inside Body Length | 5781 mm |
| Engine Guard Clearance | 711 mm |
| Outside Body Width | 3931 mm |
| Overall Length | 8808 mm |
| Overall Height - Body Raised | 8357 mm |
| Overall Tire Width | 3927 mm |
| Dump Clearance | 551 mm |
| Inside Body Width | 3642 mm |
| Height - Top of ROPS | 4012 mm |
| Rear Axle - Clearance | 591 mm |
| Wheel Base | 3960 mm |
| Overall Body Length | 8172 mm |