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John Deere 7420

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John Deere 7420
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John Deere 7420 VS
Farm Tractors
Production
Model Year 2003  
Production Manufacturer John Deere  15.9% Farm Tractors have John Deere
Factory Waterloo, Iowa, Usa 
Capacity
Capacity Fuel
54.7 gal
70.35 gal
Power Take-off (PTO)
Rear RPMs
540 
608.25
Front RPMs
1000 
1024.69
Mechanical
Mechanical Steering Hydrostatic Power  81.1% Farm Tractors have hydrostatic power
Chassis 4x2 2wd4x4 Mfwd 4wd Optional  21.2% Farm Tractors have 4x2 2WD4x4 MFWD 4WD optional
Brakes Hydraulic Wet Disc  24.3% Farm Tractors have hydraulic wet disc
Cab Cab Standard. 
Engine
Engine Fuel Diesel  87.6% Farm Tractors have diesel
Engine Type John Deere Powertech 6068hf475  0.3% Farm Tractors have John Deere PowerTech 6068HF475
Engine Aspiration Turbocharged  36% Farm Tractors have turbocharged
Engine Cylinders
4.46
Engine Bore/Stroke 4.19x5.00 Inches [106 X 127 Mm] 
Engine Displacement
414 ci
306.10 ci
Engine Cooling Liquid  86% Farm Tractors have Liquid
Engine Compression 17:1  
Engine Rated RPMs
2100 
2,340
Engine Torque
450 lb
460.10 lb
Engine Torque RPMs
1500 
1450.81
Engine Starter volts
12 
12.58
Engine Air cleaner Dual Paper Elements 
Engine Power
135 hp
129.14 hp
Engine Oil capacity
22.2 qts
16.93 qts
Engine Coolant
29.6 qts
23.79 qts
Engine Starter power
4.1 hp
3.63 hp
Engine Firing order 1-5-3-6-2-4  
Engine Idle RPMs 850-2250  
Engine Operating RPMs 1300-2100  
Transmission
Transmission Type Partial Power Shift  11.8% Farm Tractors have partial power shift
Transmission Comments Four Speeds (1-4) In Four Ranges (a-d) With Left-hand Reverser. 
Transmission Oil capacity
59.2 qts
58.78 qts
Transmission Transmission John Deere Powrquad 
Transmission Gears
16 forward
15.13 forward
Transmission Speeds With 20.8-38 Rear Tires. 
Dimensions
Wheelbase 112.8 Inches [286 Cm] 104.3 Inches [264 Cm] (4wd) 
Weight (operating)
13280 lbs
18,724 lbs
Front tread 59.5 To 87.5 Inches (2wd)[151 To 222 Cm] (2wd) 59.4 To 83.4 Inches (4wd)[150 To 211 Cm] (4wd) 
Rear tread 60 To 88 Inches (flange Axle)[152 To 223 Cm] (flange Axle) 76 To 96 Inches (long Flange)[193 To 243 Cm] (long Flange) 60 To 104.6 Inches (96-inch Axle)[152 To 265 Cm] (96-inch Axle) 60 To 119.2 Inches (110.5-inch Axle)[152 To 302 Cm] (110.5-inch Axle) 
Weight (ballasted)
15655 lbs
23,578 lbs
Weight (max capacity)
22035 lbs
49,610 lbs
Drawbar capacity
4955 lbs
3,306 lbs
Front axle load 9, 035 Lbs [4098 Kg] 15, 100 Lbs [6849 Kg] (with Loader) 
Rear axle load
17185 lbs
12,710 lbs
Hydraulics
Hydraulics Type Closed Pfc 
Hydraulics Valves
2.64
Valve flow
26.7 gpm
17.08 gpm
Transmission-2
Transmission-2 Comments Available With Mfwd Only 
Transmission-2 Transmission Autoquad 
Transmission-2 Gears
24 forward
20.15 forward
3-Point Hitch
Rear Type
II 
23.3% Farm Tractors have II
Rear lift 7450 Lbs [3379 Kg] 8700 Lbs [3946 Kg] (optional) 
Power
PTO (claimed)
115 hp
112.68 hp
PTO (tested)
127.38 hp
177.25 hp
Drawbar (tested)
102.86 hp
163.95 hp
Engine
135 hp
147.82 hp
Electrical
Ground Negative 
Charging system Alternator 
Charging amps
115 
111.12
Tires
Ag front 380/85R28  
Ag rear 480/80R38  
Battery
Volts
12 
12.00
Cold-cranking amps
850 
838.52

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