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Lawn-Boy 4502 lawn mower

Lawn-Boy 4502 lawn mower Parts

Here are the diagrams and repair parts for Lawn-Boy 4502 lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for 4502 Walk-Behind Mowers

  • Toro Trailing Shi for Lawn-Boy 4502 - Part 610025

    Trailing Shi

    Part #610025

    Replaced by #610025

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    Manufacturer substitution
    This part replaces 610025. Substitute parts can look different from the original.
    In Stock
    $212.81
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  • Toro Hex Screw for Lawn-Boy 4502 - Part 609918

    Engine group diagram

    Hex Screw

    Part #609918

    Replaced by #609918

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    Manufacturer substitution
    This part replaces 609918. Substitute parts can look different from the original.
    In Stock
    $31.39
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  • Toro Washer for Lawn-Boy 4502 - Part 605256

    Washer

    Part #605256

    Replaced by #605256

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    Manufacturer substitution
    This part replaces 605256. Substitute parts can look different from the original.
    In Stock
    $28.37
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  • Toro Lawn Mower Wheel Kit for Lawn-Boy 4502 - Part 131-4520

    Wheel

    Part #678637

    Replaced by #131-4520

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    Manufacturer substitution
    This part replaces 678637. Substitute parts can look different from the original.
    In Stock
    $106.16
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  • Toro Lawn-boy Upper Main B for Lawn-Boy 4502 - Part 681830

    Engine group diagram

    Upper Main B

    Part #681830

    Replaced by #681830

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    Manufacturer substitution
    This part replaces 681830. Substitute parts can look different from the original.
    In Stock
    $111.96
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  • Toro Adjusting Sc for Lawn-Boy 4502 - Part 609686

    Engine group diagram

    Adjusting Sc

    Part #609686

    Replaced by #609686

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    Manufacturer substitution
    This part replaces 609686. Substitute parts can look different from the original.
    In Stock
    $46.00
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  • Toro Decal for Lawn-Boy 4502 - Part 43-8480

    Decal

    Part #610640

    Replaced by #43-8480

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    Manufacturer substitution
    This part replaces 610640. Substitute parts can look different from the original.
    In Stock
    $35.68
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  • Toro Terminal Cover for Lawn-Boy 4502 - Part 684698

    Engine group diagram

    Terminal Spring

    Part #510231

    Replaced by #684698

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    Manufacturer substitution
    This part replaces 510231. Substitute parts can look different from the original.
    In Stock
    $36.96
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  • Toro Liner for Lawn-Boy 4502 - Part 677982

    Engine group diagram

    Liner

    Part #677982

    Replaced by #677982

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    Manufacturer substitution
    This part replaces 677982. Substitute parts can look different from the original.
    In Stock
    $119.70
    Minus Item
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    Plus Item
  • Toro Element Kit for Lawn-Boy 4502 - Part 107-4621

    Engine group diagram

    Element

    Part #609493

    Replaced by #107-4621

    Info Icon
    Manufacturer substitution
    This part replaces 609493. Substitute parts can look different from the original.
    In Stock
    $33.52
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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…

Read more

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.…

Read more

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…

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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.…

Read more

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