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Lawn-Boy 10201-3900001 AND UP lawn mower

Lawn-Boy 10201-3900001 AND UP lawn mower Parts

Here are the diagrams and repair parts for Lawn-Boy 10201-3900001 AND UP lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for 10201-3900001 AND UP Walk-Behind Mowers

  • Toro Lawn-boy Screw for Lawn-Boy 10201-3900001 AND UP - Part 614699

    2 cycle engine assembly diagram

    Screw

    Part #614699

    Replaced by #614699

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    Manufacturer substitution
    This part replaces 614699. Substitute parts can look different from the original.
    In Stock
    $27.73
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  • Toro Rivet for Lawn-Boy 10201-3900001 AND UP - Part 3290-459

    2 cycle engine assembly diagram

    Rivet

    Part #3290-459

    Replaced by #3290-459

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    Manufacturer substitution
    This part replaces 3290-459. Substitute parts can look different from the original.
    In Stock
    $28.59
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  • Toro Strap for Lawn-Boy 10201-3900001 AND UP - Part 60-9010

    2 cycle engine assembly diagram

    Strap

    Part #60-9010

    Replaced by #60-9010

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    Manufacturer substitution
    This part replaces 60-9010. Substitute parts can look different from the original.
    In Stock
    $50.28
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  • Toro Lawn Mower Washer for Lawn-Boy 10201-3900001 AND UP - Part 308052

    2 cycle engine assembly diagram

    Washer

    Part #308052

    Replaced by #308052

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    Manufacturer substitution
    This part replaces 308052. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $31.81
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  • Toro Washer for Lawn-Boy 10201-3900001 AND UP - Part 36-4780

    Gear case assembly diagram

    Washer

    Part #36-4780

    Replaced by #36-4780

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    Manufacturer substitution
    This part replaces 36-4780. Substitute parts can look different from the original.
    In Stock
    $38.69
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  • Toro Thread Form Screw for Lawn-Boy 10201-3900001 AND UP - Part 92-1616

    Deck & wheel assembly (self propelled) diagram

    Thread Form Screw

    Part #92-1616

    Replaced by #92-1616

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    Manufacturer substitution
    This part replaces 92-1616. Substitute parts can look different from the original.
    In Stock
    $30.75
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  • Toro Lawn-boy Lawn Mower Screw for Lawn-Boy 10201-3900001 AND UP - Part 609471

    2 cycle engine assembly diagram

    Screw

    Part #609471

    Replaced by #609471

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    Manufacturer substitution
    This part replaces 609471. Substitute parts can look different from the original.
    In Stock
    $31.90
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  • Toro Thrust Washer for Lawn-Boy 10201-3900001 AND UP - Part 36-4791

    Gear case assembly diagram

    Thrust Washer

    Part #36-4791

    Replaced by #36-4791

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    Manufacturer substitution
    This part replaces 36-4791. Substitute parts can look different from the original.
    In Stock
    $28.59
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  • Toro Shaft-int for Lawn-Boy 10201-3900001 AND UP - Part 614696

    Gear case assembly diagram

    Shaft Int

    Part #614696

    Replaced by #614696

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    Manufacturer substitution
    This part replaces 614696. Substitute parts can look different from the original.
    In Stock
    $218.09
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  • Toro Lawn Mower Wheel Assembly for Lawn-Boy 10201-3900001 AND UP - Part 684776

    Wheel Tire

    Part #684776

    Replaced by #684776

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    Manufacturer substitution
    This part replaces 684776. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $60.01
    9% OFF Phone Price : $66.01Info Icon
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Most common symptoms to help you fix your walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower front deck tray

How to replace a lawn mower front deck tray

Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…

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Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

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Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Read more

Repair time and Difficulty

 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

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Top 10 electric lawn and garden tools

Top 10 electric lawn and garden tools

Learn about the top 10 must-have electric lawn & garden tools for 2023…

Read more
Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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