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Tractor · 2003Unverified

John Deere 7420

Name: John Deere 7420
Brand: John Deere

John Deere 7420 — Row-Crop tractor · 117 hp. Reference specifications; pending source verification.

The John Deere 7420 is a tractor model with a rating of approximately 117 hp, a mid-range power output for its class. It was manufactured between 2003 and 2007. The 7420 is powered by a 6-cylinder, turbocharged diesel engine with liquid cooling, and features a mechanical front-wheel drive with a powershift transmission. Its operating weight ranges from 12890 to 13280 pounds.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

117 hp

Max power

95.0 kW

Weight

12890 to 13280 pounds

Catalogue coverage

Variants represented

Richest spec table

110 rows

Recorded power

117 hp

Transmissions

16-speed partial power shift

Production years

2003-2007

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerJohn DeereReference

Row-Crop tractorReference

Built in Waterloo, Iowa, USAReference

Two- or four-wheel driveReference

Final drivesinboard planetaryReference

Differential lockelectro-hydraulic rearReference

Power steeringReference

Hydraulic wet disc brakesReference

ComfortGard Cab standard with air-conditioning.Reference

Variants

7420row-cropReference

7420HChigh-cropReference

Engine

John Deere 6.8L 6-cyl dieselReference

Fuel tank207.0 LReference

Engine100.7 kWReference

Drawbar (tested)76.7 kWReference

John Deere PowerTech 6068HF475Reference

turbocharged dieselReference

6-cylinderReference

liquid-cooledReference

Displacement6.8 LReference

Bore/Stroke106 x 127 mmReference

Power100.7 kWReference

Air cleanerdual paper elementsReference

Compression17:1Reference

Rated RPM2100Reference

Idle RPM850-2250Reference

Operating RPM1300-2100Reference

Torque610.2 NmReference

Torque RPM1500Reference

Firing order1-5-3-6-2-4Reference

Starter volts12Reference

Starter power3.1 kWReference

Oil capacity21.0 LReference

Coolant capacity28.0 LReference

Max power95.0 kWReference

Power at rated engine speed86.9 kWReference

Max power76.7 kWReference

Transmission

16-speed partial power shiftReference

24-speedReference

TransmissionJohn Deere PowrQuadReference

Typepartial power shiftReference

Gears16 forward and reverseReference

Oil capacity56.0 LReference

Four power shift speeds (1-4) in four ranges (A-D) with left-hand reverser.Reference

TransmissionAutoQuadReference

Gears24 forward and reverseReference

TransmissionInfinitely Variable Transmission (IVT)Reference

Gearsinfinite forward and reverseReference

available with MFWD onlyReference

PTO & Hydraulics

PTO (claimed)85.8 kWReference

PTO (tested)95.0 kWReference

Typeclosed-center PFCReference

Valves4Reference

Pump flow101.1 lpmReference

Rear TypeIIReference

Rear lift3379 kgReference

Rear lift3946 kgReference

Rear PTOindependentReference

Clutchelectro-hydraulicReference

Rear PTO Type540/1000 (1.375)Reference

Front PTOindependentReference

Front PTO Type1000Reference

Dimensions

2WD Wheelbase286 cmReference

4WD Wheelbase264 cmReference

Weight12890 to 13280 poundsReference

Front tire14.9R28Reference

Rear tire18.4R38Reference

Ag front14.9R28Reference

Ag rear18.4R38Reference

Length516 cmReference

Width243 cmReference

Height289 cmReference

4WD Clearance (front axle)52 cmReference

Flanged rear axle1663 mmReference

Rack-and-pinion rear axle86 by 2438 mmReference

Rack-and-pinion rear axle86 by 2806 mmReference

Front tread151 to 222 cmReference

Front tread150 to 211 cmReference

Rear tread152 to 223 cmReference

Rear tread193 to 243 cmReference

Rear tread152 to 265 cmReference

Rear tread152 to 302 cmReference

Shipping5846 kgReference

Operating6023 kgReference

Ballasted7101 kgReference

Max Drawbar2247 kgReference

Max front axle4098 kgReference

Max front axle6849 kgReference

Max rear axle7795 kgReference

John Deere 7420 attachments

front-end loaderReference

7420 Serial Numbers

Location:On the main tractor frame, right side, above the front axle.Reference

20031001Reference

200410001Reference

200530001Reference

200645001Reference

200760001Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps115Reference

Charging amps150Reference

Battery CCA850Reference

Battery volts12Reference

Capacities

Max capacity9995 kgReference

Test results

Diesel PowrQuad 4WDMay 20 - June 2, 2003Link: OCED Tractor Test 1817 fileReference

PTO performanceReference

Fuel use25.7 l/hourReference

Fuel use25.4 l/hourReference

Drawbar performanceReference

Speeds

With 20.8-38 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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