John Deere S120

Lawn Mower
  • 22 hp (16.4 kW)* V-Twin Engine
  • 42-in. Edge™ Mower Deck
  • Hydrostatic Transmission w/side-by-side pedals
  • Easy Change™ 30-Second Oil Change System
  • 15-in Open-Back seat
  • Easy to read fuel gauge
  • 2 year/120 hour bumper-to-bumper warranty
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Specs

Make

John Deere

Model

S120

Machine type

Lawn Mower

features

Find the latest features, specs and pricing on the John Deere S120 Lawn Tractor with 42-in. Deck. This lawn tractor also includes the John Deere Easy Change™ 30-second oil change system that makes changing the engine oil easy, quick, and clean.

Specifications

Key Specs

Engine power

22 hp
16.4 kW

Oil change

John Deere Easy Change™ 30-second oil change system

Engine manufacturer/model

44N677 (M44)

Transaxle type

TLT200 hydrostatic, two-wheel drive

Transaxle control

Side-by-side pedals

Rear tires

20x8-8

Lift system type

Spring-assisted hand-grip lever

Cutting width

Edge™ mower deck, 42 in.
107 cm

U.S. warranty

2 year/120 hour bumper-to-bumper* (*Term limited to years or hours used, whichever comes first, and varies by model. See the LIMITED WARRANTY FOR NEW JOHN DEERE TURF AND UTILITY EQUIPMENT at JohnDeere.com or JohnDeere.ca/TUWarranty for details.)

Engine

Power

22 hp
16.4 kW

Displacement

44.2 cu in.
724 cm

Manufacturer/model

44N677 (M44)

Type

Overhead valve, full-pressure lube, oil filter

Cylinders

V-twin

Governor

Mechanical

Choke/speed control

Single lever with spring-return on choke

Cooling method

Air

Air cleaner

Cartridge

Oil change

John Deere Easy Change 30-second oil change system

Fuel system

Type

Gasoline

Fuel delivery

Pulse pump and carburetor

Fuel gauge

Easy-read on dash

Fuel tank location

Rear

Fuel fill opening

Center, 1.75 in.
4.45 cm

Fuel tank capacity

2.4 U.S. gal.
9.1 L

Electrical system

Battery

12 V
300 CCA

Charging system

Regulated, 8 amp

Engine starter

Bendix type

Hour meter

Yes

Headlights

Two standard, incandescent

Taillights or reflector

No

Backup lights

No

Rear work lights

No

12-V outlet

No

Transaxle

Type

Hydrostatic, 2-wheel drive

Control

Side-by-side pedals

Cruise control

Standard

Oil cooler

Fins and fan on transaxle

Oil filter

Yes, not serviceable

Differential lock

No

Forward speed

0-5.5 mph
0-8.9 km/h

Reverse speed

0-3.2 mph
0-5.2 km/h

Brakes

Internal wet disk

Chassis

Frame

Full-length welded steel

Primer/paint

E-coat/powder

Weight bracket

Optional rear

Receiver hitch

No

Front axle

Cast-iron front axle, powdered-metal front wheel bushings

Spindle bushings

No

Front tires

15x6-6

Rear tires

20x8-8

Hood material

Molded-in color material reduces sound, will not rust or dent

Fender deck material

Stamped steel

Floor mats

Yes, with debris removing channels

Storage

Storage tray with cover

Service interval decal

Yes

Fender handles/grips

No

Cup holder

Yes

Equipment mounting

CargO Mount™ system

Maximum towing capacity

500 lb
227 kg

Steering

Type

Sector and pinion with single drag link and tie rod

Four-wheel steer

Not available on this model

Steering wheel

Standard, diameter - 12 in.
30.5 cm

Tilt steering wheel

No

Turning radius

18 in.
45.7 cm

Uncut circle radius

25 in.
63.5 cm

Seat

Type

Two piece with open-back

Seat back height

15 in.
38 cm

Armrests

No

Fore-aft adjustment

While seated, 5.5 in.
14 cm

Seat suspension

Tilt, two coil springs

Lift system

Type

Spring-assisted hand-grip lever

Hydraulic outlets

No

Mower cut height

13 positions, 1-4 in.
2.5-10.2 cm

Cut height increments

0.25 in.
0.64 cm

Preset cut height

No

Mower deck

Type

Side discharge

Cutting width

Edge™ mower deck, 42 in.
107 cm

Construction

Stamped steel deck shell

Mower deck material

Steel, 13 gauge
0.090 in.
2.3 mm

Mower wash port

Yes

Mower drive system

Manual power take-off (PTO)

Mower wheels

Two

Mower wheel adjustment

One bolt

Mower level adjustment

Easy-level deck

Mower attachability

Type

Slide under tractor

Front draft arms

One spring clip

Rear draft arms

Two spring clips

Mower wheels rotate

No

Drive system

Single belt

Safety

Meets ANSI standard

Yes

Meets OPEI standard

Yes

Backup protection

Reverse Implement Option (RIO)

Safety video

Yes

Buyer's notes

Notes

Molded-in color material reduces sound, will not rust or dent
Durable primer and powder paint finish
Full-length welded steel frame
John Deere Easy Change 30-second oil change system

Warranty

2 year/120 hour bumper-to-bumper* (*Term limited to years or hours used, whichever comes first, and varies by model. See the LIMITED WARRANTY FOR NEW JOHN DEERE TURF AND UTILITY EQUIPMENT at JohnDeere.com or JohnDeere.ca/TUWarranty for details.)

Optional equipment

Mowers

Rear bagger

2-bag, 6.5 bu
229 L

Powered material collection

Mulching system

Mulch cover or high-performance plug

Front thatcher

Front blade

46 in.
116.8 cm

Mid-mount blade

Snow blower

Two-stage, 44 in.
111.8 cm

Rotary broom

Rotary tiller

Sleeve hitch

3-point hitch

Rear power take-off (PTO)

Plow, moldboard

Box scraper

Cultivator

Rear blade

Disk harrow

Landscape rake

Sprayer

Tow-behind, 15 U.S. gal.
56.8 L
Mounted, 15 U.S. gal.
Tow-behind only, 25 U.S. gal.
94.6 L

Spreader

Tow-behind only, 125-175 lb
57.7-80 kg

Front bumper

Styled front bumper

Brush guard

Weather protection

Weather enclosure

Sun canopy

Sun canopy

Rear receiver hitch

Bucket holder

Yes, single bucket

Grass striping

Lawn striping kit

Tractor shovel

Front loader

Other equipment

Tow-behind tools

16

Dimensions

Height

44 in.
1118 mm

Overall length

69.7 in.
1770 mm

Wheelbase

48.9 in.
1242 mm

Width with mower

55.2 in.
1402 mm

Width with mower (deflector raised for storage)

46.5 in.
1181 mm

Width without mower

39.2 in.
996 mm

Weight

Mower, no fuel, 444 lb
201 kg

Additional information

Manufacturing location

Greeneville, Tennessee, USA

Date collected

1-Dec-21

Availability

disclaimer

Subject to approved credit through John Deere financial