Lawn Tractor · 1970Unverified
John Deere 120
John Deere 120 — 100 Series · 12 hp. Reference specifications; pending source verification.
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
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.