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772G Off-Highway Truck Bare Chassis
775G Off-Highway Truck Bare Chassis
772 (07) Off-Highway Truck
789 Next Generation

Weights

LRC Bare Chassis Weight without Hoist 58414 lb 75118 lb - -
LRC Bare Chassis Weight with Hoist 59223 lb 76326 lb - -
LRC Gross Vehicle Weight (Target) with Hoist 180999 lb 246503 lb - -
LRC Gross Vehicle Weight (Target) without Hoist 180999 lb 246503 lb - -
HRC Bare Chassis Weight without Hoist 59567 lb 76573 lb - -
HRC Bare Chassis Weight with Hoist 60376 lb 77781 lb - -
HRC Gross Vehicle Weight (Target) with Hoist 180999 lb 246503 lb - -
HRC Gross Vehicle Weight (Target) without Hoist 180999 lb 246503 lb - -
Note LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. - -

ROPS

Tractor ROPS 77430 lb 85288 lb - -
FOPS Standards - - FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. -
ROPS Standards - - ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. -

Operating Specifications

Nominal Water Tank Capacity 11000 gal (US) 15000 gal (US) - -
Nominal Payload Class (100%) - - 51.6 ton (US) -
Top Speed - Loaded - - 49.2 mile/h -
Maximum Payload Class (110%) - - 56.7 ton (US) -
Body Capacity - SAE 2:1 - - 40.8 yd³ -
Target Payload Capacity - - 51.6 ton (US) -
Not to Exceed Payload (120%) - - 61.9 ton (US) -
Body Capacity (SAE 2:1)** - - 40.8 yd³ -

Engine

Engine Model Cat® C18 Cat® C27 Cat® C18 Cat® 3516E
Rated Engine Speed 1700 r/min - 1700 r/min -
Gross Power - SAE J1995 605 hp 825 hp - -
Rated Net Power - SAE J1349 550 hp 683 hp - -
Number of Cylinders 6 - 6 -
Bore 5.7 in 5.4 in 5.7 in 6.7 in
Stroke 7.2 in 6 in 7.2 in 8.5 in
Displacement 1105 in³ 1648 in³ 1105 in³ 4766 in³
Note Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. Specifications shown are for LRC model. - -
Gross Power - SAE J1995:2014 - - 605 hp 2100 hp
Net Power - SAE J1349:2011 - - 550 hp 1975 hp
Net Power - ISO 9249 - - 550 hp -
Net Torque - SAE J1349 - - 2221 ft-lb -
Engine Power - ISO 14396:2002 - - 598 hp -
Rated Speed - - - 1650 r/min
Emissions Rating - - - Fuel Optimized
Note (1) - - - Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Note (2) - - - Optional 1417 kW / 1,900 HP engine rating.
Note (3) - - - U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets.

Transmission

Forward - 1 8 mile/h 6.6 mile/h 8 mile/h 7.8 mile/h
Forward - 2 10.9 mile/h 9.3 mile/h 10.9 mile/h 10.6 mile/h
Forward - 3 14.8 mile/h 12.6 mile/h 14.8 mile/h 14.4 mile/h
Forward - 4 19.8 mile/h 16.8 mile/h 19.8 mile/h 19.4 mile/h
Forward - 5 26.9 mile/h 22.8 mile/h 26.9 mile/h 26.3 mile/h
Forward - 6 36.2 mile/h 30.7 mile/h 36.2 mile/h 35.5 mile/h
Forward - 7 49.2 mile/h 41.6 mile/h 49.2 mile/h -
Reverse 10.4 mile/h 8.7 mile/h 10.4 mile/h 7.3 mile/h
Note Maximum travel speeds with standard 21.00R33 (E4) tires. Maximum travel speeds with standard 24.00R35 (E4) tires - -
Top Speed - Loaded - - - 35.5 mile/h

Brakes

Brake Surface - Front 216 in² 257 in² 216 in² -
Brake Surface - Rear 7794 in² 9497 in² 7794 in² -
Brake Standards - - ISO 3450:2011 -

Service Refill Capacities

Fuel Tank Capacity 140 gal (US) 210 gal (US) - -
Cooling System 33 gal (US) 45 gal (US) 33 gal (US) 180 gal (US)
Crankcase 17 gal (US) 24 gal (US) 17 gal (US) 77 gal (US)
Brake/Hoist Hydraulic Tank 38 gal (US) 46.5 gal (US) 38 gal (US) -
Brake Hoist System 60 gal (US) 85 gal (US) 60 gal (US) 169 gal (US)
Differential - Final Drives 47 gal (US) 38 gal (US) 47 gal (US) -
Steering System - Including Tank 60 gal (US) 14 gal (US) 23 gal (US) -
Torque Converter - Transmission System 17 gal (US) - 17 gal (US) -
Fuel Tank - - 140 gal (US) 1000 gal (US)
Steering Tank - - 14.5 gal (US) -
DEF Tank - - 6 gal (US) -
Fuel Tank - Standard - - - 550 gal (US)
Fuel Tank (Tier 4) - - - 55 gal (US)
Diesel Exhaust Fluid Tank - - - 62 gal (US)
Front Wheels - Each - - - 5.8 gal (US)
Differentials - - - 161 gal (US)
Steering System - - - 42 gal (US)
Steering System - Includes Tank - - - 46 gal (US)
Brake Hoist System - Includes Tank - - - 347 gal (US)
Torque Converter - Transmission System - Including Sump - - - 55 gal (US)

Steering

Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 ISO 5010:2007
Steer Angle 31 ° 31 ° 40.5 ° 36.07 °
Turning Diameter 57.7 ft 77.1 ft - -
Turning Circle - Clearance Diameter 66.6 ft 85.6 ft 66.6 ft -
Turning Diameter - Front - - 57.7 ft -

Weights - Approximate

Target Gross Machine Operating Weight - - 181000 lb -
Chassis Weight - - 59223 lb -
Body Weight - - 17306 lb 60406 lb
Target Gross Machine Weight - - 181000 lb -
Nominal Rated Payload - - - 213 ton (US)
Rated Gross Machine Weight - - - 715000 lb
Note (1) - - - Consult your tire manufacturer for maximum tire load
Note (2) - - - Chassis weight with full fuel and fluids, standard and mandatory attachments, hoist, body mounting group, rims, and tires.

Weight Distributions - Approximate

Front Axle - Empty - - 51.4 % 50%
Front Axle - Loaded - - 34.2 % 33%
Rear Axle - Empty - - 48.6 % 50%
Rear Axle - Loaded - - 65.8 % 67%

Final Drives

Differential Ratio - - 2.74:1 2.35:1
Planetary Ratio - - 4.80:1 10.83:1
Total Reduction Ratio - - 13.14:1 25.46:1
Type - - - Double reduction, planetary with full floating axles

Body Hoists

Pump Flow - High Idle - - 112 gal/min 106.5 gal/min
Relief Valve Setting - Raise - - 2750 psi 2749 psi
Relief Valve Setting - Lower - - 500 psi -
Body Raise Time - High Idle - - 8 s 14 s
Body Lower Time - Float - - 10 s 16 s
Body Power Down - High Idle - - 10 s -
Type - - - Twin, two-stage hydraulic cylinders with snubbing valve.

Suspension

Rear axle - Oscillation - - 8.9 ° +/- 5 degrees
Empty Loaded Cylinder Stroke Front - - 9.2 in -
Empty Loaded Cylinder Stroke Rear - - 5.8 in -
Type - - - Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top and bottom double shear clevis attachments
Effective Cylinder Stroke - Front - - - 4.12 in
Effective Cylinder Stroke - Rear - - - 3.67 in

Capacity - Dual Slope - 100% Fill Factor

Heaped 2:1 (SAE) - - 40.8 yd³ -
Struck - - 31.3 yd³ -

Capacity - Flat Floor - 100% Fill Factor

Struck - - 31.3 yd³ -
Heaped 2:1 (SAE) - - 40.9 yd³ -

Sound

Sound Standards (3) - - Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. -
Sound Standards (2) - - Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A). -
Sound Standards (1) - - Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. -

Dimensions

Height - Top of ROPS - - 12.8 ft -
Inside Body Depth - Maximum - - 5.7 ft -
Overall Body Length - - 26.8 ft -
Inside Body Length - - 19 ft -
Overall Length - - 28.9 ft -
Wheel Base - - 13 ft -
Rear Axle - Tail - - 9.5 ft -
Ground Clearance - - 1.6 ft -
Dump Clearance - - 1.5 ft -
Loading Height - Empty - - 11.6 ft -
Overall Height - Body Raised - - 27.1 ft -
Operating Width - - 15.7 ft -
Centerline Front Tire Width - - 10.4 ft -
Engine Guard Clearance - - 2 ft -
Outside Body Width - - 12.9 ft -
Inside Body Width - - 11.9 ft -
Front Canopy Height - - 13.7 ft -
Rear Axle - Clearance - - 1.9 ft -
Centerline of Rear Dual Tire Width - - 8.7 ft -
Overall Tire Width - - 12.9 ft -

Tires

Standard Tire - - 21.00R33 (E4) -
Standard Tires - - - 37 R57
Optional Tires - - - 40 R57
Optional Tire - - - 42/90 R57
Rims - - - 29” x 57” Rims
Note (1) - - - Quick Change Rims optional
Note (2) - - - Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.

Braking System

Service Brakes - - - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area - - - 12662 in²
Rear - Wet Disc Brake Surface Area - - - 20861 in²
Standards - - - (Service and Secondary) ISO 3450:2011
Parking Brake - - - Four-corner, Multi-disc, Spring applied, Hydraulically Released

Capacity - HP Body - 100% Fill Factor

Struck - - - 77 m3(101 yd3)
Heaped (SAE 2:1)* - - - 143 m3(187 yd2)
Note (1) - - - Consult your local Cat dealer for body recommendations

Cab

Air Conditioning - - - (HFC - 134A refrigerant) 24,500 Btu/hr
Heater / Defroster - - - 33300 Btu/h
ROPS Standards (1) - - - The operator sound pressure level, 77 dB(A) with direct drive and 75 dB(A) with optional clutch, tested to ISO 6396:2008.
ROPS Standards (2) - - - ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards - - - FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer.

Dimensions (Approximate)

Height - Top of ROPS - - - 5550 mm
Overall Body Length - - - 12945 mm
Inside Body Length - - - 8730 mm
Overall Length - - - 12970 mm
Wheel Base - - - 57000 mm
Rear Axle - Tail - - - 3856 mm
Ground Clearance - - - 1304 mm
Dump Clearance - - - 1585 mm
Loading Height - Empty - - - 6147 mm
Rear Sidewall Height - - - 1010 mm
Inside Body Depth - Maximum - - - 3075 mm
Overall Height - Body Raised - - - 11534 mm
Operating Width - - - 7822 mm
Centerline Front Tire Width - - - 5410 mm
Engine Guard Clearance - - - 1290 mm
Overall Canopy Width - - - 7769 mm
Outside Body Width - - - 7123 mm
Inside Body Width - - - 6920 mm
Front Canopy Height - - - 6739 mm
Rear Axle - Clearance - - - 1263 mm
Centerline of Rear Dual Tire Width - - - 4695 mm
Overall Tire Width - - - 7120 mm
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