Download Our
Adept Mobile App
Get a Free Quote
 

Get a Free Quote

Check if GPS is Required  
Check if UTS is Required  
City:   
  Yes   No
  Yes   No
Number of Weeks/Months:  
            Possible Start Date: 
 

770D Grader

Engine 770G/GP  
  For use in U.S., Canada, and Europe For use outside U.S., Canada, and Europe
Manufacturer and Model John Deere PowerTechTM Plus 6090H John Deere PowerTech 6090H
Non-Road Emission Standards EPA Tier 3 / EU Stage IIIA EU Stage II
Cylinders 6 6
Displacement 548 cu. in. (9.0 L) 414 cu. in. (6.8 L)
Rated Speed 2,100 rpm 2,100 rpm
Net Engine Power    
Gear 1 165 hp (123 kW) 165 hp (123 kW)
Gear 2 167 hp (125 kW) 167 hp (125 kW)
Gear 3 184 hp (137 kW) 184 hp (137 kW)
Gear 4 198 hp (148 kW) 198 hp (148 kW)
Gear 5 210 hp (157 kW) 210 hp (157 kW)
Gear 6 220 hp (164 kW) 220 hp (164 kW)
Gear 7 225 hp (168 kW) 225 hp (168 kW)
Gear 8 230 hp (172 kW) 230 hp (172 kW)
Net Peak Torque 905 lb.-ft. (1227 Nm) at 900 rpm 905 lb.-ft. (1227 Nm) at 900 rpm
Net Torque Rise 63% 63%
Aspiration Turbocharged, charge air cooled Turbocharged, charge air cooled
Lubrication Full-fl ow spin-on fi lter and integral cooler Full-fl ow spin-on fi lter and integral cooler
Air Cleaner with Restriction Indicator Dual element, dry Dual element, dry
Cooling
Cooling on demand, hydraulic-driven, variable-speed fan drive to optimize fuel consumption; auto-reversing fan to keep coolers clean; swing-out rear fan door and foldout coolers for easy cleaning of all cooling components
Engine Coolant, Extended Life, Rating –34 deg. F (–37 deg. C)  
Powertrain
Transmission Direct-drive John Deere PowerShift PlusTM, modulated shift-on-the-go, Event-Based Shifting (EBS), inching pedal; independent transmission reservoir with separate fi ltration and cooling system with 33-gpm (125 L/min.)gear pump
Gears  
Forward 8
Reverse 8
Maximum Travel Speeds With no tire slip at 2,180 rpm, 14.0-R24 tires
Shift Lever Position 1 2.4 mph (3.9 km/h)
Shift Lever Position 2 3.4 mph (5.4 km/h)
Shift Lever Position 3 4.8 mph (7.7 km/h)
Shift Lever Position 4 6.8 mph (10.9 km/h)
Shift Lever Position 5 10.1 mph (16.3 km/h)
Shift Lever Position 6 14.3 mph (23.0 km/h)
Shift Lever Position 7 19.9 mph (32.1 km/h)
Shift Lever Position 8 28.1 mph (45.2 km/h)
Transmission Direct-drive John Deere PowerShift PlusTM, modulated shift-on-the-go, Event-Based Shifting (EBS), inching pedal; independent transmission reservoir with separate fi ltration and cooling system with 33-gpm (125 L/min.) gear pump
Front Axle Heavy-duty welded fabrication
Oscillation (total) 32 deg.
Wheel Lean Angle (each direction) 20 deg.
Differentials Spiral bevel; hydraulically actuated, clutch type can be applied on-the-go; selectable manual or automatic differential lock
Steering (all models include steering wheel) All-hydraulic power-frame articulation for maneuverability and productivity; crab steering reduces side drift, positions tandems on fi rm ground, and increases side-slope stability; return-to-straight control included in “Grade Pro” option
Turning Radius (front steer and articulation) 23 ft. 8 in. (7.21 m)
Articulation (both right and left) 22 deg.
Final Drives Inboard-mounted planetary sealed in cooled, fi ltered oil
Drive-Chain Pitch 2 in. (51 mm)
Brakes Foot-controlled, hydraulically operated, multiple wet-disc brakes sealed in pressurized, cooled, fi ltered oil;both independent systems effective on all 4 tandem wheels
Primary and Secondary Brakes Hydraulically actuated, inboard of tandem pivot, self-adjusting, sealed in cooled and fi ltered oil, multi-disc (ISO 3450)
Parking Brake Automatically spring applied, hydraulically released, oil cooled, self-adjusting (ISO 3450) 25
Hydraulics
Closed-center, pressure-compensated load-sensing (PCLS), variable-displacement piston pump, O-ring face-seal fi ttings
Maximum Pump Flow 56 gpm (212 L/min.)
Maximum System Pressure 2,750 psi (18 961 kPa)
Pump Displacement 5.5 cu. in. (90 cm3)
Blade Function
All-hydraulic, industry-standard lever placement of blade-function controls; includes fl oat position; 7 discrete saddle positions
Blade Range  
Lift Above Ground 19.3 in. (490 mm)
Blade Side Shift (right or left) 26.9 in. (683 mm)
Pitch at Ground Line  
Forward 42 deg.
Back 5 deg.
Shoulder Reach Outside Wheels (frame straight, right or left) 6 ft. 10 in. (2083 mm)
Bank Cut Angle (right or left) 90 deg.
Productivity
Blade Pull (maximum weight [48,000 lb. (21 772 kg)], 0.9 coeffi cient of traction) 28,990 lb. (13 150 kg)
Electrical
Solid-state load center and sealed-switch module  
Voltage 24 volt
Number of Batteries 2
Battery Capacity 1,400 CCA
Reserve Capacity 440 min.
Amp-Hour Rating 224 amp-hour
Alternator Rating 100 amp
Lights Driving lights; 2 high- and 2 low-beam halogen headlights; front and rear LED turn signals and marker lights; LED brake and hazard warning lights
Mainframe
Type Welded box construction
Width (minimum) 12.1 in. (307 mm)
Height (minimum) 12.1 in. (307 mm)
Thickness  
Side 0.63 in. (16 mm)
Top and Bottom Plate 0.89 in. (23 mm)
Modulus  
Minimum Vertical Section 108 cu. in. (1770 cm3)
Average Vertical Section at Saddle 137 cu. in. (2245 cm3)
Draft Frame (drawbar)
Welded box construction machined for fl atness with double ball-and-socket pivot connection equipped with quick-change replaceable wear inserts
Circle
Welded construction, heat-treated, machined for fl atness, equipped with quick-change replaceable wear inserts
Circle Diameter 60 in. (1524 mm)
Rotation 360 deg.
Drive Hydraulic motor and worm gear with positive lock
Circle Side Shift (right and left) 31 in. (787 mm)
Moldboard
High-strength, pre-stressed for higher strength, wear-resistant, high-carbon steel and reversible end bits; blade side-shift wear system includes quick-change replaceable wear inserts and quick-adjust jackscrew system
Length 12 ft. 0 in. (3.66 m)
Height (measured along arc, including cutting edge) 24 in. (610 mm)
Thickness 0.88 in. (22 mm)
Cutting Edge
Dura-Max® through-hardened steel edge  
Thickness 0.62 in. (16 mm)
Width 6 in. (152 mm)
Scarifiers
  Front Mid-mount
Type V-type toolbar with manual 2-pitch positions, with hydraulic fl oat Radial linkage, with NeverGreaseTM pin joints; V-type manual 3-pitch positions, with hydraulic float
Width of Cut 4 ft. 0 in. (1.20 m) 3 ft. 11 in. (1.19 m)
Number of Shanks/Teeth 5 (maximum capacity 9) 11
Lift Above Ground 23.2 in. (589 mm) 13.2 in. (335 mm)
Maximum Penetration 13.2 in. (335 mm) 12.8 in. (325 mm)
Shank    
Spacing 5.75 in. (146 mm) 4.6 in. (117 mm)
Size 1 x 3 in. (25 x 76 mm) 1 x 3 in. (25 x 76 mm)
Front Lift Group (Balderson-style)
Parallel linkage, mechanical pins, hydraulic float    
Lift    
Above Ground 73.4 in. (1864 mm)  
Range 38.9 in. (988 mm)  
Rear Ripper/Scarifier
Parallelogram linkage, with NeverGrease pin joints, hydraulic fl oat, integrated hitch
  Ripper Rear Scarifier
Width of Cut 7 ft. 3 in. (2.21 m) 7 ft. 2 in. (2.18 m)
Number of Shanks/Teeth 3 (maximum capacity 5) None standard (maximum capacity 9)
Lift Above Ground 23.7 in. (602 mm) 31.9 in. (810 mm)
Maximum Penetration 16.8 in. (426 mm) 12.7 in. (323 mm)
Shank Size 2.42 x 5.25 in. (61.5 x 133 mm) 1 x 3 in. (25 x 76 mm)
Operator Station
Low-profi le cab with ROPS (ISO 3471-2008) and FOPS (ISO 3449-2005)
Tires/Wheels
  14.00-24 on 10-in. (254 mm) Rim 17.5-25 on 14-in. (356 mm) Rim 550/65R25 on 17-in. (432 mm) Rim
Wheel Tread on Ground (front and rear) 82 in. (2.08 m) 85 in. (2.16 m) 87 in. (2.21 m)
Overall Width (top of tires, front and rear) 98 in. (2.49 m) 104 in. (2.64 m) 109 in. (2.77 m)
Ground Clearance (front axle, front and rear) 23.1 in. (587 mm) 23.1 in. (587 mm) 24.1 in. (612 mm)
Serviceability
Refill Capacities      
Fuel Tank 110 gal. (416.4 L)    
Cooling System (9.0L engine) 13 gal. (49.2 L)    
Engine Oil with Filter (9.0L engine) 7.1 gal. (26.9 L)    
Transmission Fluid (refill) 6 gal. (22.7 L)    
Differential Housing 9.5 gal. (36.0 L)    
Tandem Housings (each) 20 gal. (75.7 L)    
Circle Gearbox 1.5 gal. (5.7 L)    
Hydraulic Reservoir 14 gal. (53.0 L)    
Operating Weights
With full fuel tank, 175-lb. (79 kg) operator, 12-ft. x 24-in. x 7/8-in. moldboards, and 14.00-24, 12 PR G2 tires
Front 9,510 lb. (4314 kg)    
Rear 25,220 lb. (11 440 kg)    
Total 34,730 lb. (15 753 kg)    
Maximum Operating Weight 48,000 lb. (21 772 kg)    
Option Weights 770G/GP
Moldboards with Through-Hardened Dura-Max Cutting Edge  
12 ft. x 24 in. x 7/8 in. (3.66 m x 610 mm x 22 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 5/8-in. hardware 100 lb. (45 kg)
12 ft. x 27 in. x 1 in. (3.66 m x 686 mm x 25 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 5/8-in. hardware 277 lb. (126 kg)
13 ft. x 27 in. x 1 in. (3.96 m x 686 mm x 25 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 5/8-in. hardware 396 lb. (180 kg)
14 ft. x 24 in. x 7/8 in. (4.27 m x 610 mm x 22 mm) with 6-in. x 5/8-in. (152 mm x 16 mm) cutting edge and 5/8-in. hardware 231 lb. (105 kg)
14 ft. x 24 in. x 7/8 in. (4.27 m x 610 mm x 22 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 5/8-in. hardware 346 lb. (156.9 kg)
14 ft. x 27 in. x 1 in. (4.27 m x 686 mm x 25 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 5/8-in. hardware 554 lb. (251.3 kg)
14 ft. x 27 in. x 1 in. (4.27 m x 686 mm x 25 mm) with 8-in. x 3/4-in. (203 mm x 19 mm) cutting edge and 3/4-in. hardware 575 lb. (260.8 kg)
Extensions, 2 ft. (610 mm) (right or left)  
For Use with 24-in. (610 mm) Moldboards 218 lb. (98.9 kg)
For Use with 27-in. (686 mm) Moldboards 228 lb. (103.4 kg)
Overlay End Bits, Reversible (one pair)  
For 6-in. (152 mm) Cutting Edge 42 lb. (19.1 kg)
For 8-in. (203 mm) Cutting Edge 50 lb. (22.7 kg)
Extended-Wear Moldboard Side-Shift Wear Inserts 0 lb. (0 kg)
Extended-Wear Circle Wear Inserts 43 lb. (19.5 kg)
Circle-Drive Slip Clutch 20 lb. (9.1 kg)
Moldboard Impact-Absorption System 100 lb. (45.4 kg)
Ripper/Scarifi er, Rear Mounted with Hitch and Ripper Shanks (3) 2,645 lb. (1200 kg)
Scarifi er Shanks with Teeth (9 for rear ripper/scarifier) 150 lb. (68 kg)
Ripper Shanks and Teeth (2) 140 lb. (64 kg)
Rear Counterweight with Integral Rear Hitch 1,600 lb. (725.7 kg)
Rear Hitch 120 lb. (54.4 kg)
Push Block, Front 3,000 lb. (1361 kg)
 
Machine Dimensions  
A   Height to Top of Cab 10 ft. 5 in. (3.18 m)
A|   Height to Top of Full-Height Cab 11 ft. 2 in. (3.40 m)
B   Height to Top of Exhaust 10 ft. 3 in. (3.13 m)
C   Height to Top of Blade-Lift Cylinders 10 ft. 0 in. (3.05 m)
D   Tandem Axle Spacing 5 ft. 1 in. (1.54 m)
E   Blade Base 8 ft. 5 in. (2.57 m)
 
Option Weights (continued) 770G/GP
Scarifier    
Front Mount with Teeth (5)   1,874 lb. (850 kg)
Mid-Mount with Teeth (11)   3,243 lb. (1471 kg)
Front Lift Group (Balderson-style)   1,726 lb. (782.9 kg)
Tires    
14.00-24, 12 PR G2   – 474 lb. (– 215 kg)
17.5-25, 12 PR G2/L2   – 210 lb. (– 95.3 kg)
14.00-R24, Radial, G2/L2 General Purpose   0 lb. (0 kg)
14.00-R24, Radial, G2/L2 Snow   180 lb. (81.6 kg)
17.5-R25, Radial, L2 General Purpose   120 lb. (54.4 kg)
17.5-R25, Radial, G2/L2 Snow   168 lb. (76.2 kg)
17.5-R25, Radial, G3/L3 General Purpose   252 lb. (114.3 kg)
550/65R25 XLD70 G3/L3 Radial, General Purpose   690 lb. (313 kg)
One-Piece Rims    
9 in. x 24 in. (229 mm x 610 mm)   0 lb. (0 kg)
13 in. x 25 in. (330 mm x 635 mm)   162 lb. (73.5 kg)
Multi-Piece Rims    
10 in. x 24 in. (254 mm x 610 mm)   375 lb. (170.1 kg)
14 in. x 25 in. (356 mm x 635 mm)   565 lb. (256.3 kg)
17 in. x 25 in. (432 mm x 635 mm)   708 lb. (321.1 kg)
Fenders    
Front   137 lb. (62.1 kg)
Rear   264 lb. (119.7 kg)
Cab    
Low with Opening Front and Side Windows   35 lb. (15.9 kg)
With Armrest Electrohydraulic (EH) Controls   110 lb. (49.9 kg)
Tall with Fixed Front and Side Windows   126 lb. (57.2 kg)
Tall with Opening Front and Side Windows   132 lb. (59.9 kg)
Canopy, Low Profi le with ROPS   – 356 lb. (– 161.5 kg)
Deluxe Cloth Seat, Air Suspension, with Adjustable Armand Headrests   28 lb. (12.7 kg)
Coolant Heater   8 lb. (3.6 kg)
Rotary Ejector Precleaner   17 lb. (7.7 kg)
Lighting Packages    
10 Halogen Lights   8 lb. (3.6 kg)
16 Halogen Lights   17 lb. (7.7 kg)
18 Halogen Lights   20 lb. (9.1 kg)
High-Front Light Bar for Snowplowing   44 lb. (20 kg)
24- to 12-Volt, 30-Amp Converter   3 lb. (1.4 kg)
Auxiliary Hydraulic Control Valve Section and Controls   15 lb. (6.8 kg)
Hydraulics For Front-Mounted Equipment   19 lb. (8.6 kg)
Wipers/Washers, Lower-Front Windows   9 lb. (4.1 kg)
Machine Dimensions (continued)  
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 Push Block and Ripper   32 ft. 9 in. (9.99 m)
I|   Overall Length with Scarifi er and Ripper   34 ft. 9 in. (10.59 m)