John Deere 770G Motor Grader Specs
 

Engine
Manufacture and Model John Deere PowerTech 6090H
certified to EPA Tier 3 emissions
Rated Speed 2,100 rpm
Engine Power
    Gear 1
    Gear 2
    Gear 3
    Gear 4
    Gear 5
    Gear 6
    Gear 7
    Gear 8

165 net hp (123 kW)
167 net hp (125 kW)
184 net hp (137 kW)
198 net hp (148 kW)
210 net hp (157 kW)
220 net hp (164 kW)
225 net hp (168 kW)
230 net hp (172 kW)
Aspiration turbocharged, charge air cooled
Number of Cylinders 6
Displacement 548 cu. in. (9.0 L)
Net Torque @ 900 rpm 905 lb. ft. (1227 Nm) @ 63% net torque rise
Lubrication full-flow spin-on filter and integral cooler
Air Cleaner with Restriction Indicator dual element, dry
Electrical System 24 volt with 100-amp alternator
Batteries 1,400 cold-cranking amps, 440-min. reserve capacity

 

Operating Weights
SAE Operating Weights with Standard Equipment
    Front
    Rear
    Total
9,510 lb. (4314 kg)
25,220 lb (11 440 kg)
34,730 lb. (15 753 kg)
Typical Operating Weights with Front Push Block and Ripper
    Front
    Rear
    Total
12,358 lb. (5605 kg)
29,047 lb. (13 175 kg)
41,405 lb. (18 781 kg)
Maximum Operating Weight (total) 48,000 lb. (21 772 kg)

 

Transmission
Type direct-drive John Deere Powershift Plus
modulated shift on-the-go, Event Based Shifiting (EBS)
Travel Speeds
    Shift Lever Position 1
    Shift Lever Position 2
    Shift Lever Position 3
    Shift Lever Position 4
    Shift Lever Position 5
    Shift Lever Position 6
    Shift Lever Position 7
    Shift Lever Position 8
Forward and Reverse @ 2,180 rpm with 14.00-24 tires
2.4 mph (3.9 km/h)
3.4 mph (5.4 km/h)
4.8 mph (7.7 km/h)
6.8 mph (10.9 km/h)
10.1 mph (16.3 km/h)
14.3 mph (23.0 km/h)
19.9 mph (32.1 km/h)
28.1 mph (45.2 km/h)

 

Blade Function    
All-hydraulic, industry standard lever placement of blade function controls;
includes float position; 7 discrete saddle positions
Blade Range
    Lift Above Ground
    Blade Side Shift, Right or Left
    Shoulder Reach Outside Wheels
    Pitch at Ground Level

19.3 in. (490 mm)
26.9 in. (680 mm)
6 ft. 10 in. (2083 mm)
42 degrees forward / 5 degrees back

 

Moldboard
Type

high-strength, pre-stressed, wear-resistant,
high carbon steel, equipped with replaceable side-shift wear inserts

Length 12 ft. (3.66 m)
Height 24 in. (610 mm)
Thickness 0.88 in. (22 mm)

 

Capacities
Fuel Tank 110 gal. (416.4 L)
Cooling System 13 gal. (49.2 L)
Engine Lubrication, Including Filter 7.1 gal. (26.9 L)
Transmission 6 gal. (22.7 L)
Differential Housing 9.5 gal. (36 L)
Tandem Housing (each) 20 gal. (75.7 L)
Circle Gearbox 1.5 gal. (5.7 L)
Hydraulic Reservoir 14 gal. (53 L)

 
Dimensions
A) Height to Top of Blade-Lift Cylinders 10 ft. 0 in. (3.05 m)
B) Height to Top of Exhaust 10 ft. 3 in. (3.13 m)
C) Height to Top of Cab* 10 ft. 5 in. (3.18 m)
D) Blade Base 8 ft. 5 in. (2.57 m)
E) Tandem Axle Spacing 5 ft. 1 in. (1.54 m)
F) Wheelbase 20 ft. 3 in. (6.16 m)
G) Overall Length 29 ft. 2 in. (8.89 m)
H) Overall Length with Scarifier 31 ft. 9 in. (9.69 m)
I) Overall Length with Scarifier & Ripper 34 ft. 9 in. (10.59 m)
* Add 8.9 in. (225 mm) for full-height cab
 
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