John Deere 7420 Row-Crop Tractor information

By Amelia

John Deere 7420

John Deere 7420

  • 2003 – 2007
  • 7020 Series
  • Row-Crop tractor
  • Fuel tank: 54.7 gal , 207.0 L
  • John Deere 6.8L 6-cyl diesel
  • Original price was $24,500 to $109,995

John Deere 7420 Specs

ManufacturerJohn Deere
Row-Crop tractor
Built in Waterloo, Iowa, USA

Variants

7420row-crop
7420HChigh-crop

John Deere 7420 Power

Engine135 hp
100.7 kW
PTO (claimed)115 hp
85.8 kW
Drawbar (tested)102.86 hp
76.7 kW
PTO (tested)127.38 hp
95.0 kW

John Deere 7420 Engine

John Deere PowerTech 6068HF475
turbocharged diesel
6-cylinder
liquid-cooled
Displacement414 ci
6.8 L
Bore/Stroke4.19×5.00 inches
106 x 127 mm
Power135 hp
100.7 kW
Air cleanerdual paper elements
Compression17:1
Rated RPM2100
Idle RPM850-2250
Operating RPM1300-2100
Torque450 lb-ft
610.2 Nm
Torque RPM1500
Firing order1-5-3-6-2-4
Starter volts12
Starter power4.1 hp
3.1 kW
Oil capacity22.2 qts
21.0 L
Coolant capacity29.6 qts
28.0 L

7420 Serial Numbers

Location:On the main tractor frame, right side, above the front axle.
20031001
200410001
200530001
200645001
200760001

Transmission options

16-speed partial power shift
24-speed

John Deere 7420 Transmissions

TransmissionJohn Deere PowrQuad
Typepartial power shift
Gears16 forward and reverse
Oil capacity59.2 qts
56.0 L

Transmission

TransmissionAutoQuad
Gears24 forward and reverse

Transmission

TransmissionInfinitely Variable Transmission (IVT)
Gearsinfinite forward and reverse
available with MFWD only

Speeds

With 20.8-38 rear tires.

Mechanical

Two- or four-wheel drive
Final drivesinboard planetary
Differential lockelectro-hydraulic rear
Power steering
Hydraulic wet disc brakes
ComfortGard Cab standard with air-conditioning.

Hydraulics

Typeclosed-center PFC
Valves4
Pump flow26.7 gpm
101.1 lpm

Tractor hitch

Rear TypeII
Rear lift7450 lbs
3379 kg
 8700 lbs (optional)
3946 kg

Power Take-off (PTO)

Rear PTOindependent
Clutchelectro-hydraulic
Rear PTO Type540/1000 (1.375)
Front PTOindependent *
Front PTO Type1000

Dimensions & Tires

2WD Wheelbase112.8 inches
286 cm
4WD Wheelbase104.3 inches
264 cm
Weight12890 to 13280 pounds
Front tire14.9R28
Rear tire18.4R38

John Deere 7420 Tires

Ag front14.9R28
Ag rear18.4R38

Dimensions

2WD Wheelbase112.8 inches
286 cm
4WD Wheelbase104.3 inches
264 cm
Length203.3 inches
516 cm
Width96 inches*
243 cm
Height114.1 inches
289 cm
4WD Clearance (front axle)20.5 inches
52 cm
Flanged rear axle65.5 inch length
1663 mm
Rack-and-pinion rear axle3.4 by 96 inches
86 by 2438 mm
Rack-and-pinion rear axle3.4 by 110.5 inches
86 by 2806 mm
Front tread59.5 to 87.5 inches
151 to 222 cm (2WD)
Front tread59.4 to 83.4 inches
150 to 211 cm (4WD)
Rear tread60 to 88 inches
152 to 223 cm (flange axle)
Rear tread76 to 96 inches
193 to 243 cm (long flange)
Rear tread60 to 104.6 inches
152 to 265 cm (96-inch axle)
Rear tread60 to 119.2 inches
152 to 302 cm (110.5-inch axle)

John Deere 7420 Weight

Shipping12,890 lbs
5846 kg
Operating13,280 lbs
6023 kg
Ballasted15,655 lbs
7101 kg
Max capacity22,035 lbs
9995 kg
Max Drawbar4,955 lbs
2247 kg
Max front axle9,035 lbs
4098 kg
 15,100 lbs (with loader)
6849 kg
Max rear axle17,185 lbs
7795 kg

John Deere 7420 attachments 741 Loader

Lift Capacity (Full at Pin)4617 lbs (2094 kg)
Lift Capacity (Full at 800mm)3527 lbs (1599 kg)
Lift Capacity (1.5m at Pin)6259 lbs (2839 kg)
Lift Capacity (1.5m at 800mm)4966 lbs (2252 kg)
Breakout Force (at Pin)7779 lbs (3528 kg)
Breakout Force (at 800mm)5913 lbs (2682 kg)
Breakout Force (Bucket)7172 lbs (3253 kg)
Dump Angle58.9°
Reach (Dumped)38.2 inches (97 cm)
Reach (Ground)113.4 inches (288 cm)
Rollback Angle (Ground Line)38.9°
Height (at Pin)172.5 inches (438 cm)
Clearance (Dumped)139.3 inches (353 cm)
Clearance (Level)167 inches (424 cm)
Bucket Width (73 inches)73 inches (185 cm)
Bucket Width (96 inches)96 inches (243 cm)

Electrical

Groundnegative
Charging systemalternator
Charging amps115
 150
Battery CCA850
Battery volts12

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