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John Deere

JD770

Motor Grader

Max Operation Weight - Total
33,559 lb
Max Power
142.0 hp
Net Power Gears 7-8
142.0 hp
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John Deere JD770 Motor Grader
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Specifications

52 data points

Operating Specifications

Operating Specifications specifications
Max Operation Weight - Total33,559 lb
Max Operation Weight - Front Axle8,637 lb
Max Operation Weight - Rear Axle24,992 lb
Std Operation Weight - Total29,845 lb
Tire Size14.00-24
Fuel Capacity70.0 gal
Std Operation Weight - Front Axle8,220 lb
Std Operation Weight - Rear Axle21,625 lb
Hydraulic System Fluid Capacity31.0 gal
Tandem Case Fluid Capacity (each)4.0 gal
Operating Voltage24 V
Cooling System Fluid Capacity10.0 gal
Circle Gearbox Fluid Capacity0.8 gal
Oil System Fluid Capacity5.5 gal

Engine

Engine specifications
Displacement531 in³
Power Measured @2,200 rpm
Number of Cylinders6
AspirationTurbocharged
Torque Measured @1,400 rpm
Max Power142.0 hp
Net Power Gears 7-8142.0 hp
Net Torque Gears 7-8440 lb-ft

Hydraulic System

Hydraulic System specifications
Pump Flow57.0 gal/min
Pump TypeClosed Center Variable displacement
Relief Valve Pressure2,250 psi

Dimensions

Dimensions specifications
Wheelbase235 in
Overall Length333 in
Width Over Tires97 in
Height to Top of Isomount Cab126 in
Blade Base108 in
Tandem Axle Wheelbase61 in
Front Ground Clearance23 in

Transmission

Transmission specifications
Max Speed - Forward25.1 mph
Max Speed - Reverse8.6 mph
Number of Gears - Forward8
Number of Gears - Reverse4
Transmission TypePower Shift

Moldboard

Moldboard specifications
Moldboard Height24 in
Moldboard Width144 in
Moldboard Thickness1 in
Side Shift Left27 in
Side Shift Right27 in

Circle

Circle specifications
Max Lift Above Ground17 in
Max Reach Outside Tires - Left92 in
Max Reach Outside Tires - Right93 in
Diameter59 in
Rotation360 °

Front Axle

Front Axle specifications
Wheel Lean20 °
Oscillation - Total30 °
Ground Clearance23 in

Steering System

Steering System specifications
Turning Radius265 in
Articulation Angle25 °

Comparable machines

Other motor graders in a similar weight class.