Detailed Description
NEW 2025 John Deere
S100
Lawn Tractor
Engine power 17.5 hp
13 kW
Oil change No-tools oil drain with replaceable filter
Engine manufacturer/model 31R977 (M31)
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.)
Key Specs
Power 17.5 hp
13 kW
Displacement 30.5 cu in.
500 cc
Manufacturer/model 31R977 (M31)
Type Overhead valve, full-pressure lube, oil filter
Cylinders One
Governor Mechanical
Choke/speed control Single lever with spring-return on choke
Cooling method Air
Air cleaner Cartridge
Oil change No-tools oil drain with replaceable filter
Engine
Type Gasoline
Fuel delivery Pulse pump and carburetor
Fuel gauge Mechanical, viewable from seat
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
Fuel 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
Electrical system
Type Hydrostatic, 2-wheel drive
Control Side-by-side pedals
Cruise control No
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
Transaxle
Frame Full-length welded steel
Primer/paint E-coat/powder
Weight bracket Optional rear
Receiver hitch No
Front axle Cast-iron front axle, front wheel sealed ball bearings
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 optional cover
Service interval decal Yes
Fender handles/grips No
Cup holder Yes
Equipment mounting CargO Mount™ system
Maximum towing capacity 500 lb
227 kg
Chassis
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
Steering
Type One piece
Seat back height 11 in.
28 cm
Armrests No
Fore-aft adjustment While seated, 5.5 in.
14 cm
Seat suspension Tilt, two coil springs
Seat
Type Spring-assisted hand-grip lever
Hydraulic outlets No
Mower cut height 13 positions, 1-4 in.
2.5-10.2 cm
Cut height