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Lawn Tractor · 1970Unverified

John Deere 120

Name: John Deere 120
Brand: John Deere

John Deere 120 — 100 Series · 12 hp. Reference specifications; pending source verification.

The John Deere 120 is a lawn tractor with a rated power output of 12 hp, a mid-range figure for its class. This model was manufactured from 1970 to 1971 and is powered by a single-cylinder petrol air-cooled engine, paired with two-wheel drive via a hydrostatic transmission. Its operating weight is listed as 333 kg, and it is suitable for operations covering up to 200 acres.

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

Rated power

12 hp

Weight

333 kg

Catalogue coverage

Variants represented

Richest spec table

70 rows

Recorded power

12 hp

Recorded weight

333 kg

Transmissions

hydrostatic

Production years

1970-1971

Verified variants

1 linked source document displayed

Hover a source tag to verify

Overview

ManufacturerJohn DeereReference

Garden tractorReference

Built in Horicon, Wisconsin, USAReference

Two-wheel driveReference

Manual steeringReference

Open operator stationReference

Engine

12HP Kohler 476cc 1-cyl gasolineReference

Fuel tank6.6 LReference

Kohler K301ASReference

gasolineReference

1-cylinderReference

air-cooled horizontal-shaftReference

Displacement29.1 ciReference

Bore/Stroke86 x 83 mmReference

Power (gross)8.9 kWReference

Air cleanerdryReference

Idle RPM1200-3800Reference

StarterelectricReference

Starter volts12Reference

Sparkplug gap0.635 mmReference

Point gap0.508 mmReference

Intake valve clearance0.254 mmReference

Exhaust valve clearance0.508 mmReference

Oil capacity1.4 LReference

Oil change25 hReference

Transmission

hydrostaticReference

TransmissionSundstrand 15Reference

Typeshaft-driven hydrostaticReference

Gearsinfinite forward and reverseReference

Oil capacity4.7 LReference

Oil typeDeere 303Reference

Oil change500 hReference

1BrakeReference

2Forward/ReverseReference

3ThrottleReference

4Parking brakeReference

PTO & Hydraulics

Typesleeve hitchReference

Front PTOindependentReference

ClutchelectricReference

Dimensions

Wheelbase116 cmReference

Weight333 kgReference

Front tire16x6.50-8Reference

Rear tire23x8.50-12Reference

Lawn/turf front16x6.50-8Reference

Lawn/turf rear23x8.50-12Reference

Lawn/turf front4.80/4.00-8Reference

Lawn/turf rear23x10.50-12Reference

Length171 cmReference

Width96 cmReference

Height109 cmReference

Front tread79 cmReference

Rear tread73/87 cmReference

John Deere 120 attachments

38" mid-mount mower deckReference

46" mid-mount mower deckReference

snowblowerReference

bladeReference

front-end loaderReference

120 Serial Number Location

Serial number plate below the instrument panel.Reference

120 Serial Numbers

19701001Reference

19717500Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Battery volts12Reference

Battery AH14Reference

Attachment overview

38" mid-mount mower deckReference

46" mid-mount mower deckReference

SnowblowerReference

BladeReference

Front-end loaderReference

The 120 was compatible with the model 33 tiller with 26-, 34-, or 42-inch width.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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