John Deere S100 42 in. 17.5 HP GAS Hydrostatic Riding Lawn Tractor


15 in stock


  • 17.5 hp (13 kW)* Engine
  • 42-in. Edge™ Mower Deck
  • Hydrostatic Transmission w/side-by-side pedals
  • Spring-assisted hand grip lever raises and lowers deck easily
  • Operator station is wide and comfortable
  • 2 year/120 hour bumper-to-bumper warranty
  • Powerful engine features full-pressure lubrication for long life

    17.5-hp (13.0-kW) engine17.5-hp (13.0-kW) engine
    Engine oil filter and fuel filterEngine oil filter and fuel filter


    A 17.5-hp (13.0-kW), single-cylinder engine has plenty of power and torque to handle tough mowing, mulching, and bagging:

    • Electronic ignition for fast starts
    • Spring-return feature to ensure the operator will not mistakenly leave the throttle lever in the choke position
    • Cast-iron cylinder liner for long engine life
    • Overhead valves for excellent power and fuel economy
    • Anti-vibration system
    • Full-pressure lubrication and oil filter for cleaner oil, prolonging engine life, and extending the time between oil changes
      • More effective when operating the tractor on an incline
    • Large fuel filter for trouble-free operation
    No-tools oil drain valveNo-tools oil drain valve


    The no-tools oil drain valve is easy to access when changing engine oil.

    Convenient fuel filler openingConvenient fuel filler opening


    • The capacity is 2.4 U.S. gal. (9.1 L).
    • The fuel filler opening is conveniently located under the seat.
      • Filling the tank without spilling is easy.
      • A tethered fuel tank cap is more convenient.
      • The sealed fuel cap helps keep vapors inside the tank.
      • Frame made of full-length welded steel for reliability

        Solid one-piece frameSolid one-piece frame
        Solid one-piece frameSolid one-piece frame


        The solid one-piece frame is constructed of 12-gauge, 0.105-in. (2.66-mm) steel:

        • Full-length, robotically welded frame design has high-strength steel rails for added strength and long life.
        • One-piece, steel fender deck is bolted to the frame.
        Front axle and wheel spindleFront axle and wheel spindle


        The front axle is constructed of solid cast iron that will not bend:

        • Automotive-like steering system with sector and pinion steering gears and single drag link with a tie rod provides a very strong, low-effort, and tight-turning system.
        • Three grease fittings, on both steering spindles and center pivot, allow for regular lubrication to help maintain easy steering and minimize wear.
        • Large, 0.75-in. (1.9-cm) diameter wheel spindles provide excellent durability.
        Front bumperFront bumper
        Front bumperFront bumper


        The front bumper is included on the S130, S140, S160, S170, and S180. It is available as an optional attachment for the S100, S110, and S120.

        • Additional front-end protection
        • Attractive, bold style
        Rear CargO Mount pointsRear CargO Mount points
        Front CargO Mount points at the top of the dashboardFront CargO Mount points at the top of the dashboard


        Rear bagger is mounted with CargO Mount pointsRear bagger is mounted with CargO Mount points
        Rear bagger is mounted with CargO Mount pointsRear bagger is mounted with CargO Mount points


        The CargO Mount system is a combination of front- and rear-mounting points providing convenient and easy installation of the sun canopy, rear bagger, and other attachments.

        Snow removal is a strength of lawn tractors

        S140 Tractor with front blade, weights, and tire chainsS140 Tractor with front blade, weights, and tire chains
        S160 Tractor with snow blower, weather enclosure, weights, and tire chainsS160 Tractor with snow blower, weather enclosure, weights, and tire chains


        An advantage of lawn tractors is their ability to use equipment for snow removal. Lawn tractor owners can add a John Deere snow blower or front blade to make quick work of moving snow whenever the need arises. Weather enclosure and tire-chain attachments add comfort and performance.

        Equipment available for snow removal includes:

        • 44-in. (112-cm) Snow Blower
        • 46-in. (117-cm) Front Blade
        • Tire chains or TerraGrip traction belts
        • Weather enclosure
        • Weights

        Hydrostatic transmission gives an infinite choice of ground speeds

        Two-pedal speed/direction controlsTwo-pedal speed/direction controls
        Forward speed control pedal in useForward speed control pedal in use


        A Kanzaki® Tuff Torq® hydrostatic transmission gives an infinite choice of speeds and makes changing the direction of travel easy. Side-by-side foot pedals control the speed and direction of travel:

        • Automotive-type accelerator controls ensure easy operation.
        • Operator can change direction without lifting foot off the platform.
        • Large pedal surface gives superior operator comfort.
        Hydrostatic transmissionHydrostatic transmission


        Appropriate transmissions are used in each model, depending on rear tire size and tractor performance requirements, to ensure excellent performance and reliability:

        • Tuff Torq TLT200 – S100, S110, S120, S130, S140, and S160
        • Tuff Torq K46 – S170 and S180

        Kanzaki and Tuff Torq are trademarks of Kanzaki Kokyukoki Mfg. Co., Ltd.

        Operator station designed for comfortable operation

        Comfortable operator station, right sideComfortable operator station, right side
        Comfortable operator station, left sideComfortable operator station, left side


        The operator station is designed for operator comfort and easy operation:

        • Controls are positioned where they are easy to reach and easy to use to control the tractor.
        • Steering wheel is positioned and angled to give the operator plenty of room and steering comfort.
        • Seat is positioned to provide the most comfortable operator position.
        Steering wheel and dashSteering wheel and dash
        Wide footrest with debris channelsWide footrest with debris channels


        Controls are easy to see and use:

        • Large, three-spoke steering wheel for greater operator comfort and control
        • Ignition switch is on the dash for starting ease

        Wide footrest areas with non-slip, anti-vibration floor mats are provided for operator comfort:

        • The wide footrest makes it easier to step over the mower deck while entering or exiting the seat.
        • Debris-removing channels help keep the footrest area clean and dry.
        Comfortable seatComfortable seat
        Easily adjusted seat and beverage holderEasily adjusted seat and beverage holder


        The operator seat has an 11-in. (28-cm) back height. It can be easily adjusted forward or rearward while the operator is in the seat, with seat travel of 5.5 in. (14 cm) and 10 different positions.

        A beverage holder is located on the right-side fender for operator convenience.

        Seat springs give a smoother rideSeat springs give a smoother ride
        Seat tilted forwardSeat tilted forward


        Two long seat springs give plenty of seat travel to smooth out the ride, keeping the operator comfortable while operating the tractor.

        Seat can be tilted forward for protection from the elements and to provide easy access to the fuel tank.

        Storage compartment and beverage holderStorage compartment and beverage holder


        A storage compartment and beverage holder on the right-side fender are conveniently located and easy to use.

        NOTE: A storage compartment cover is standard on S120, S130, S160, S170, and S180 Tractors and optional on the S100, S110, and S140.

        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 20×8-8
        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 or 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


        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


        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 15×6-6
        Rear tires 20×8-8
        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


        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


        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


        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
        Lift system


        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 deck


        Type Slide under tractor
        Front draft arms One spring clip
        Rear draft arms Two spring clips
        Mower wheels rotate No
        Drive system Single belt
        Mower attachability


        Meets ANSI standard Yes
        Meets OPEI standard Yes
        Backup protection Reverse Implement Option (RIO)
        Safety video Yes


        Notes Molded-in color material reduces sound, will not rust or dent
        Durable primer and powder paint finish
        Full-length welded steel frame
        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 or for details.)
        Buyer’s notes


        Rear bagger 2-bag, 6.5 bu
        229 L
        Mulching system Mulch cover or high-performance plug
        Front blade 46 in.
        116.8 cm
        Snow blower Two-stage, 44 in.
        111.8 cm
        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
        Weather protection Weather enclosure
        Sun canopy Sun canopy
        Bucket holder Yes, single bucket
        Grass striping Lawn striping kit
        Tow-behind tools 16
        Optional equipment


        Height 40 in.
        1016 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, 414 lb
        188 kg


        Manufacturing location Greeneville, Tennessee, USA
        Date collected 1-Dec-21

At Dmsofts, we are dedicated to providing our customers with the best service possible.

We offer free shipping and 1 to 2 days handling on all orders.

We strive to process all orders within 2-4 business days.

Our transit time is 5-7 business days.

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