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Current number of specifications

John Deere 770CH Motor Grader

Selected Dimensions

A. Overall Length28.2 ft in8610 mm
B. Width Over Tires8.2 ft in2510 mm
C. Height to Top of Cab10.2 ft in3120 mm
D. Wheelbase19.6 ft in5970 mm
F. Front Ground Clearance2.1 ft in638 mm
G. Tandem Axle Wheelbase5.1 ft in1540 mm
H. Blade Base8.8 ft in2670 mm


MakeJohn Deere
Net Power Gear 1-2165 hp123 kw
Net Power Gear 3-4185 hp138 kw
Power Measured @1900 rpm
Net Power Gear 5-6205 hp152.9 kw
Torque Measured @900 rpm
Net Power Gears 7-8205 hp152.9 kw
Number of Cylinders6
Max Power205 hp152.9 kw
Net Torque Gears 1-2570 lb ft772.8 Nm
Net Torque Gears 3-4680 lb ft922 Nm
Net Torque Gears 5-6682 lb ft924.7 Nm
Net Torque Gears 7-8682 lb ft924.7 Nm
Displacement494 cu in8.1 L
AspirationTurbocharged with Aftercooler
Std Operation Weight - Front Axle8790 lb3987.1 kg
Std Operation Weight - Rear Axle22710 lb10301.1 kg
Std Operation Weight - Total31500 lb14288.2 kg
Max Operation Weight - Front Axle9910 lb4495.1 kg
Max Operation Weight - Rear Axle26320 lb11938.6 kg
Max Operation Weight - Total36230 lb16433.7 kg
Fuel Capacity106 gal401.3 L
Oil System Fluid Capacity7.7 gal29 L
Cooling System Fluid Capacity12 gal45.4 L
Hydrauilc System Fluid Capacity15.6 gal59 L
Transmission Fluid Capacity10 gal38 L
Rear Diff/Final Drive Fluid Capacity9.5 gal36 L
Circle Gearbox Fluid Capacity1 gal3.8 L
Tandem Case Fluid Capacity (each)19.8 gal75 L
Tire Size14.00-24
Operating Voltage24 V
Alternator Supplied Amperage55 amps
TypePower Shift
Number of Gears - Forward8
Number of Gears - Reverse8
Max Speed - Forward25.8 mph41.5 km/h
Max Speed - Reverse25.8 mph41.5 km/h
Articulation L/R25 degrees
Turning Radius22 ft in6.7 m
Front Axle
Wheel Lean20 degrees
Oscillation - Total32 degrees
Ground Clearance2.1 ft in638 mm
Hydraulic System
Pump TypeClosed Center Variable displacement
Pump Flow54.7 gal/min207.1 L/min
Relief Valve Pressure2550 psi17581.6 kPa
Moldboard Width12 ft in3657.6 mm
Moldboard Height24 in609.6 mm
Moldboard Thickness0.88 in22.4 mm
Side Shift Left26.9 in683 mm
Side Shift Right26.9 in683 mm
Blade Pull at Max Weight27990 lb12696.1 kg
Diameter59.8 in1520 mm
Rotation360 degrees
Shift Left31 in787 mm
Shift Right28.5 in724 mm
Max Reach Outside Tires - Left85 in2160 mm
Max Reach Outside Tires - Right83.1 in2110 mm
Max Lift Above Ground18.5 in470 mm
Blade Tip Angle - Front49 degrees
Blade Tip Angle - Rear5 degrees
Height to Top of Cab10.2 ft in3120 mm
Overall Length28.2 ft in8610 mm
Width Over Tires8.2 ft in2510 mm
Wheelbase19.6 ft in5970 mm
Blade Base8.8 ft in2670 mm
Tandem Axle Wheelbase5.1 ft in1540 mm
Front Ground Clearance2.1 ft in638 mm