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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 for131881721 42" Power-Propelled Heavy-Duty Lawn Mower

  • Craftsman Lawn Tractor Quad Ring for Craftsman 131881721 - Part 792001

    Transmission diagram

    Ring

    Part #792001

    Replaced by #792001

    Info Icon
    Manufacturer substitution
    This part replaces 792001. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $28.84
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    Qty
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  • Lawn Tractor Transaxle Spur Gear, 20-tooth for Craftsman 131881721 - Part 778126A

    Transmission diagram

    Gear

    Part #778126

    Replaced by #778126A

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    Manufacturer substitution
    This part replaces 778126. Substitute parts can look different from the original.
    In Stock
    $66.13
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  • Retaining Ring for Craftsman 131881721 - Part 792072

    Transmission diagram

    Briggs And Stratton Piston Assembly-020

    Part #792072

    Replaced by #792072

    Info Icon
    Manufacturer substitution
    This part replaces 792072. Substitute parts can look different from the original.
    In Stock
    $28.86
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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
    $45.58
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    Plus Item
  • Lawn & Garden Equipment Washer for Craftsman 131881721 - Part 780109

    Transmission diagram

    Washer

    Part #780109

    Replaced by #780109

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    Manufacturer substitution
    This part replaces 780109. Substitute parts can look different from the original.
    In Stock
    $28.84
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  • Lawn Tractor Transaxle Input Shaft for Craftsman 131881721 - Part 776135

    Transmission diagram

    Input Shaft

    Part #776135

    Replaced by #776135

    Info Icon
    Manufacturer substitution
    This part replaces 776135. Substitute parts can look different from the original.
    In Stock
    $38.06
    14% OFF Phone Price : $44.06Info Icon
    Minus Item
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  • Husqvarna Lawn Tractor Nut Ignition for Craftsman 131881721 - Part 532124211

    Wire harness diagram

    Nut

    Part #67759

    Replaced by #532124211

    Info Icon
    Manufacturer substitution
    This part replaces 67759. Substitute parts can look different from the original.
    In Stock
    $10.49
    16% OFF Phone Price : $12.49Info Icon
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  • Gear for Craftsman 131881721 - Part 778121

    Transmission diagram

    Gear

    Part #778121A

    Replaced by #778121

    Info Icon
    Manufacturer substitution
    This part replaces 778121A. Substitute parts can look different from the original.
    In Stock
    $65.25
    Minus Item
    Qty
    Plus Item
  • Case for Craftsman 131881721 - Part 799045

    Transmission diagram

    Case Transmission

    Part #770061

    Replaced by #799045

    Info Icon
    Manufacturer substitution
    This part replaces 770061. Substitute parts can look different from the original.
    In Stock
    $132.18
    Minus Item
    Qty
    Plus Item
  • Lawn Tractor Transmission Output Shaft for Craftsman 131881721 - Part 776217

    Transmission diagram

    Shaft

    Part #776161

    Replaced by #776217

    Info Icon
    Manufacturer substitution
    This part replaces 776161. Substitute parts can look different from the original.
    In Stock
    $122.58
    9% OFF Phone Price : $134.58Info Icon
    Minus Item
    Qty
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Most common symptoms to help you fix your walk-behind mowers

View all

Why does my lawn mower vibrate a lot?

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

Read more

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...

Read more

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

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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....

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