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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 Lawn-boy Upper Main B for Lawn-Boy 4502 - Part 681830

    Engine group diagram

    Upper Main B

    Part #681830

    Replaced by #681830

    Info Icon
    Manufacturer substitution
    This part replaces 681830. Substitute parts can look different from the original.
    In Stock
    $111.96
    Minus Item
    Qty
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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
    Qty
    Plus Item
  • Toro Decal for Lawn-Boy 4502 - Part 43-8480

    Decal

    Part #610640

    Replaced by #43-8480

    Info Icon
    Manufacturer substitution
    This part replaces 610640. Substitute parts can look different from the original.
    In Stock
    $35.68
    Minus Item
    Qty
    Plus Item
  • Toro Bolt for Lawn-Boy 4502 - Part 610646

    Bolt

    Part #610646

    Replaced by #610646

    Info Icon
    Manufacturer substitution
    This part replaces 610646. Substitute parts can look different from the original.
    In Stock
    $37.41
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    Qty
    Plus Item
  • Toro Roll Pin for Lawn-Boy 4502 - Part 311866

    Drive group diagram

    Roll Pin

    Part #311866

    Replaced by #311866

    Info Icon
    Manufacturer substitution
    This part replaces 311866. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.51
    Minus Item
    Qty
    Plus Item
  • Toro Lawn-boy Crankshaft for Lawn-Boy 4502 - Part 94-5713

    Engine group diagram

    Crankshaft

    Part #610747

    Replaced by #94-5713

    Info Icon
    Manufacturer substitution
    This part replaces 610747. Substitute parts can look different from the original.
    In Stock
    $407.66
    $12.00 OFF Phone Price : $419.66Info Icon
    Minus Item
    Qty
    Plus Item
  • Cover for Lawn-Boy 4502 - Part 610742

    Engine group diagram

    Cover

    Part #610742

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for Lawn-Boy 4502 - Part 608997

    Engine group diagram

    Screw

    Part #608997

    The manufacturer no longer makes this part, and there's no substitute part

  • Spring for Lawn-Boy 4502 - Part 610029

    Drive group diagram

    Spring

    Part #610029

    The manufacturer no longer makes this part, and there's no substitute part

  • Control Rod for Lawn-Boy 4502 - Part 610543

    Deck, shroud and handle group diagram

    Control Rod

    Part #610543

    The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your walk-behind mowers

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

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

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

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

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

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

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

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.

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.…

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.…

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…

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.

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…

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…

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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