John Deere 770G Motor Grader

Motor Grader
Motor Grader
Motor Grader
Motor Grader
Motor Grader
Motor Grader
Units

Dimensions

Dimensions

A

Overall Length

28.9ft in

D

Wheelbase

20.21ft in

G

Tandem Axle Wheelbase

5.06ft in

F

Front Ground Clearance

1.93ft in

H

Blade Base

8.44ft in

Front Canopy Height

13.5ft in

Engine Guard Clearance

1.8ft in

Ground Clearance

1.6ft in

Height - Top Of Rops

12.7ft in

Height To Top Of Isomount Cab

10.44ft in

Inside Body Depth - Maximum

4.6ft in

Inside Body Length

18.5ft in

Inside Body Width

11.9ft in

Loading Height - Empty

10.3ft in

Operating Width

15.7ft in

Outside Body Width

12.9ft in

Overall Body Length

26.8ft in

Overall Height - Body Raised

27.1ft in

Dump Clearance

1.7ft in

Overall Tire Width

12.1ft in

Rear Axle - Clearance

1.8ft in

Rear Axle - Tail

8.5ft in

Centerline Of Rear Dual Tire Width

8.31ft in

Wheel Base

13ft in

Centerline Front Tire Width

10.2ft in


Specifications

Engine

Number Of Cylinders

6

Net Power Gear 4-6

179.7hp

Engine Make

2240

Engine Model

PowerTech PSS

Net Power Gear 1-2

150.2hp

Net Power Gear 5-6

199.9hp

Net Power Gears 7-8

210.6hp

Displacement

927.6cu in

Bore

5.4in

Stroke

6.7in

Aspiration

Series turbocharged, charge-air cooled

Net Power - Iso 9249

477hp

Net Power - Sae J1349

477hp

Net Power - 80/1269/Eec

489hp

Gross Power - Sae J1995

515hp

Engine Model

Cat C15 ACERT

Rated Engine Speed

1700rpm

Net Torque - Sae J1349

1834lb ft

Net Power - Iso 14396

508hp

Note (1)

Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard.

Note (2)

Ratings based on SAE J1995 standard air conditions of 25 degreesC (77 degreesF) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16 degrees C (60 degrees F) and an LHV of 42780kJ/kg (18,390 BTU/lb) when engine used at 30 degrees C (86 degrees F).

Note (3)

No engine derating required up to 3000 m (9,843 ft) altitude.

Note (4)

Meets U.S. Environmental Protection Agency Tier 4 and EuropeanUnion Stage IV emission standards.

Operational

Hydraulic System Fluid Capacity

16gal

Fuel Capacity

110.1gal

Cooling System Fluid Capacity

13.5gal

Transmission Fluid Capacity

7.6gal

Circle Gearbox Fluid Capacity

1.6gal

Transmission

Transmission Type

Direct-drive John Deere PowerShift Plus

Number Of Gears - Forward

8

Number Of Gears - Reverse

8

Reverse

8.8 mile/h

Forward - 1

7.4mph

Forward - 2

10.1mph

Forward - 3

13.8mph

Forward - 4

18.5mph

Forward - 5

25.1mph

Forward - 6

33.8mph

Forward - 7

45.8mph

Steering

Steering Standards

ISO 5010:2007

Steer Angle

40.5degrees

Turning Diameter - Front

57.7ft in

Turning Circle - Clearance Diameter

66.6ft in

Note

Target gross machine operating weight is 71 214 kg (157,000 lb).

Transmission

Note

Maximum travel speeds with standard 18.00R33 (E4) tires.

Front Axle

Wheel Lean

20degrees

Oscillation - Total

32degrees

Tires

Standard Tire

18.00R33 (E4)

Note (1)

Productive capabilities of the 770G 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.

Moldboard

Moldboard Thickness

0.9in

Hydraulic System

Pump Type

Closed-center, pressure-compensated load-sensing (PCLS), variable-displacement piston pump

Pump Flow

56.1gal/min

Relief Valve Pressure

2750.1psi

Circle

Diameter

60in

Rotation

360degrees

Shift Left

31in

Shift Right

31in

Brakes

Brake Surface - Front

216in2

Brake Surface - Rear

6235in2

Brake Standards

ISO 3450:1996

Note

Target gross machine operating weight is 71 214 kg (157,000 lb).

Body Hoists

Pump Flow - High Idle

118 gal/min

Relief Valve Setting - Raise

2750 psi

Body Raise Time - High Idle

7.5 s

Body Lower Time - Float

10 s

Body Power Down - High Idle

10 s

Relief Valve Setting - Lower

500 psi

Final Drives

Planetary Ratio

4.80:1

Differential Ratio

1.92:1

Total Reduction Ratio

9.26:1

Operating Specifications

Nominal Payload Class (100%)

84200lb

Top Speed - Loaded

45.8mph

Body Capacity - Sae 2:1

32.9yd3

Target Payload Capacity

84200lb

Maximum Payload Class (110%)

92600lb

Not To Exceed Payload (120%)

101000lb

Note (1)

Refer to the Caterpillar 10/10/20 Overload Policy for maximum gross machine weight limitations.

Note (2)

Capacity with dual slope body with no liner.

Service Refill Capacities

Cooling System

33gal

Differential - Final Drives

47gal

Steering Tank

14.5gal

Steering System - Including Tank

23gal

Fuel Tank

140gal

Crankcase

17gal

Torque Converter - Transmission System

17gal

Brake/Hoist Hydraulic Tank

38gal

Brake Hoist System

60gal

Def Tank

6gal

Weight Distributions - Approximate

Front Axle - Empty

49 %

Front Axle - Loaded

34 %

Rear Axle - Empty

51 %

Rear Axle - Loaded

66 %

Weights - Approximate

Target Gross Machine Operating Weight

157000lb

Chassis Weight

55948lb

Body Weight

17306lb

Target Gross Machine Weight

157000lb

Note (1)

Chassis weight with 100% fuel, hoist, body mounting group, rimsand tires.

Note (2)

Body weight is the standard dual slope body with no liner and will vary depending on configuration.

Capacity - Dual Slope - 100% Fill Factor

Struck

23.1yd3

Heaped 2:1 (Sae)

32.9yd3

Capacity - Flat Floor - 100% Fill Factor

Struck

23.1yd3

Heaped 2:1 (Sae)

32.9yd3

Rops

Rops Standards

ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

Fops Standards

FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.

Sound

Sound Standards (3)

Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used.

Sound Standards (1)

Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.

Sound Standards (2)

Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A).

Suspension

Rear Axle - Oscillation

8.9degrees

Empty Loaded Cylinder Stroke Front

9.2in

Empty Loaded Cylinder Stroke Rear

5.9in


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