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Craftsman 131881721 42" power-propelled heavy-duty lawn mower Parts

Here are the diagrams and repair parts for Craftsman 131881721 42" power-propelled heavy-duty lawn mower, as well as links to manuals and error code tables, if available.

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Craftsman 131881721 42" power-propelled heavy-duty lawn mower
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Browse Parts for 131881721 42" Power-Propelled Heavy-Duty Lawn Mower

  • Craftsman Brake Disc for Craftsman 131881721 - Part 790003

    Transmission diagram

    Brake Disc

    Part #790003

    Replaced by #790003

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    Manufacturer substitution
    This part replaces 790003. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $24.78
    19% OFF Phone Price : $30.78Info Icon
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  • Lawn & Garden Equipment Washer for Craftsman 131881721 - Part 780108

    Transmission diagram

    Washer

    Part #780108

    Replaced by #780108

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    Manufacturer substitution
    This part replaces 780108. Substitute parts can look different from the original.
    This item is not returnable
    Check Availability
    $4.60
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  • Lawn Tractor Bolt for Craftsman 131881721 - Part 817580520

    Wire harness diagram

    Screw

    Part #78158

    Replaced by #817580520

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    Manufacturer substitution
    This part replaces 78158. Substitute parts can look different from the original.
    In Stock
    $6.52
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  • Lock Nut for Craftsman 131881721 - Part 532069180

    Shroud and fuel tank assembly diagram

    Lock Nut

    Part #69180

    Replaced by #532069180

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    Manufacturer substitution
    This part replaces 69180. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.18
    19% OFF Phone Price : $5.18Info Icon
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  • Gear for Craftsman 131881721 - Part 778127A

    Transmission diagram

    Gear

    Part #778127

    Replaced by #778127A

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    Manufacturer substitution
    This part replaces 778127. Substitute parts can look different from the original.
    In Stock
    $45.13
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  • Snowblower Transmission Case Plug for Craftsman 131881721 - Part 792074

    Transmission diagram

    Plug

    Part #792074

    Replaced by #792074

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    Manufacturer substitution
    This part replaces 792074. Substitute parts can look different from the original.
    In Stock
    $26.43
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  • Lawn Tractor Transaxle Shift Fork for Craftsman 131881721 - Part 784267

    Transmission diagram

    Rod Assembly

    Part #784267

    Replaced by #784267

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    Manufacturer substitution
    This part replaces 784267. Substitute parts can look different from the original.
    In Stock
    $70.22
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  • Retaining Ring for Craftsman 131881721 - Part 792072

    Transmission diagram

    Briggs And Stratton Piston Assembly-020

    Part #792072

    Replaced by #792072

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    Manufacturer substitution
    This part replaces 792072. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $4.40
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  • Lawn Tractor Transaxle Spur Gear, 20-tooth for Craftsman 131881721 - Part 778126A

    Transmission diagram

    Gear

    Part #778126

    Replaced by #778126A

    Info Icon
    Manufacturer substitution
    This part replaces 778126. Substitute parts can look different from the original.
    In Stock
    $40.73
    Minus Item
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  • Lawn Tractor Transaxle Intermediate Gear for Craftsman 131881721 - Part 778124A

    Transmission diagram

    Gear

    Part #778124

    Replaced by #778124A

    Info Icon
    Manufacturer substitution
    This part replaces 778124. Substitute parts can look different from the original.
    In Stock
    $28.71
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Most common symptoms to help you fix your walk-behind mowers

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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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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

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