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Tractor · 1973Unverified

John Deere 4430 Hi-Crop

Name: John Deere 4430 Hi-Crop
Brand: John Deere

John Deere 4430 Hi-Crop — Generation II Series · 125 hp. Reference specifications; pending source verification.

The John Deere 4430 Hi-Crop tractor boasts a 125 hp rated output, classifying it among the more powerful machines in its category. Produced between 1973 and 1977, the 4430 Hi-Crop is equipped with a 6-cylinder turbocharged diesel liquid-cooled engine, paired with a powershift transmission and two-wheel drive configuration. This tractor is suitable for farming tasks covering approximately 200-800 acres.

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

Rated power

125 hp

Catalogue coverage

Variants represented

Richest spec table

65 rows

Recorded power

125 hp

Transmissions

16-speed partial power shift and synchronized

Production years

1973-1977

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerJohn DeereReference

High-Clearance tractorReference

Built in Waterloo, Iowa, USAReference

Two-wheel driveReference

Power steeringReference

Differential hydraulic wet disc brakesReference

Two-post fixed ROPS.Reference

Variants

4430row-cropReference

4430 Hi-Crophigh clearanceReference

Engine

John Deere 6.6L 6-cyl dieselReference

Fuel tank174.1 LReference

John DeereReference

turbocharged dieselReference

6-cylinderReference

liquid-cooled inline horizontal-shaftReference

Displacement6.6 LReference

Bore/Stroke108 x 121 mmReference

Fuel systemdirect injectionReference

Air cleanerdry with secondary elementReference

Pre-heatingether injectionReference

Compression15.5:1Reference

Rated RPM2200Reference

Idle RPM800-2200Reference

Operating RPM1500-2200Reference

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

StarterelectricReference

Starter volts12Reference

Coolant capacity28.4 LReference

Intake valve clearance0.457 mmReference

Exhaust valve clearance0.711 mmReference

Oil capacity16.1 LReference

Oil change100 hReference

Transmission

16-speed partial power shift and synchronizedReference

TransmissionJohn Deere Quad-RangeReference

Typepartial power shift and synchronizedReference

Gears16 forward and 6 reverseReference

Clutchwet discReference

Oil capacity60.6 LReference

PTO & Hydraulics

PTO (claimed)93.2 kWReference

Typeclosed centerReference

Rear TypeIIReference

Rear PTOindependentReference

Rear PTO Type540/1000Reference

Dimensions

Wheelbase271 cmReference

Front tire7.50-20Reference

Rear tire18.4-38Reference

Ag front7.50-20Reference

Ag rear18.4-38Reference

Ag front9.50-20Reference

Ag rear15.5-38Reference

Ag rear18.4-34Reference

Length401 cmReference

Width242 cmReference

Height (steering wheel)258 cmReference

Height (exhaust)314 cmReference

Clearance (front axle)98 cmReference

Clearance (rear axle)76 cmReference

Front tread152 to 223 cmReference

Rear tread185 to 279 cmReference

4430 Hi-Crop Serial Number Location

Serial number plate on the rear of the John Deere 4430, above the PTO shaft.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Batteries2Reference

Battery volts6Reference

Speeds

With 18.4-38 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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