Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The John Deere 770D Motor Grader is a powerful and versatile machine designed for efficient earthmoving and grading tasks. With a maximum circle rotation of 360 degrees and a blade tip angle of 42 degrees at the front and 5 degrees at the rear, this motor grader offers precise control and maneuverability on the job site. The turbocharged engine delivers a maximum power of 215 horsepower and impressive torque, while the hydraulic system ensures smooth operation with a pump flow of 54.7 gpm and a relief valve pressure of 2750 psi. Operating at a maximum speed of 25.9 mph, this motor grader is a reliable and efficient choice for construction and road maintenance projects.
Blade Tip Angle - Front | 42 degrees |
Blade Tip Angle - Rear | 5 degrees |
Diameter | 60 in (152 cm) |
Max Lift Above Ground | 19 in (47 cm) |
Max Reach Outside Tires - Left | 83 in (210 cm) |
Max Reach Outside Tires - Right | 82 in (208 cm) |
Rotation | 360 degrees |
Shift Left | 31 in (79 cm) |
Shift Right | 29 in (73 cm) |
Blade Base | 9 ft (3 m) |
Front Ground Clearance | 2 ft (1 m) |
Height to Top of Isomount Cab | 11 ft (3 m) |
Overall Length | 29 ft (9 m) |
Tandem Axle Wheelbase | 5 ft (2 m) |
Wheelbase | 20 ft (6 m) |
Width Over Tires | 8 ft (3 m) |
Aspiration | Turbocharged with air-to-air aftercooler |
Displacement | 494 cu in (8,095 cu cm) |
Engine Model | 6081H |
Max Power | 215 hp (160 kw) |
Net Power Gear 1-2 | 165 hp (123 kw) |
Net Power Gear 4-6 | 170 hp (127 kw) |
Net Power Gear 5-6 | 185 hp (138 kw) |
Net Power Gears 7-8 | 215 hp (160 kw) |
Net Torque Gears 1-2 | 691 lbs ft (937 nm) |
Net Torque Gears 3-4 | 738 lbs ft (1,001 nm) |
Net Torque Gears 5-6 | 778 lbs ft (1,055 nm) |
Net Torque Gears 7-8 | 902 lbs ft (1,223 nm) |
Number of Cylinders | 6 |
Power Measured @ | 2000 rpm |
Torque Measured @ | 1000 rpm |
Ground Clearance | 2 ft (1 m) |
Oscillation - Total | 32 degrees |
Wheel Lean | 20 degrees |
Pump Flow | 55 gpm (207 lpm) |
Pump Type | Variable-displacement piston |
Relief Valve Pressure | 2750 psi |
Blade Pull at Max Weight | 28,990 lbs (13,150 kg) |
Moldboard Height | 24 in (61 cm) |
Moldboard Thickness | 1 in (2 cm) |
Moldboard Width | 12 ft (4 m) |
Side Shift Left | 27 in (68 cm) |
Side Shift Right | 27 in (68 cm) |
Alternator Supplied Amperage | 100 amps |
Circle Gearbox Fluid Capacity | 2 gal (6 l) |
Cooling System Fluid Capacity | 13 gal (49 l) |
Fuel Capacity | 106 gal (401 l) |
Hydraulic System Fluid Capacity | 14 gal (53 l) |
Max Operation Weight - Front Axle | 15,840 lbs (7,185 kg) |
Max Operation Weight - Rear Axle | 32,159 lbs (14,587 kg) |
Max Operation Weight - Total | 47,999 lbs (21,772 kg) |
Operating Voltage | 24 volts |
Rear Diff/Final Drive Fluid Capacity | 10 gal (36 l) |
Std Operation Weight - Front Axle | 8,510 lbs (3,860 kg) |
Std Operation Weight - Rear Axle | 24,160 lbs (10,959 kg) |
Std Operation Weight - Total | 32,670 lbs (14,819 kg) |
Tandem Case Fluid Capacity (each) | 20 gal (76 l) |
Tire Size | 14.00R24 Radial PR |
Transmission Fluid Capacity | 6 gal (23 l) |
Articulation Angle | 22 degrees |
Turning Radius | 23 ft (7 m) |
Max Speed - Forward | 26 mph (42 kph) |
Max Speed - Reverse | 26 mph (42 kph) |
Number of Gears - Forward | 8 |
Number of Gears - Reverse | 8 |
Transmission Type | Powershift with direct drive |