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MTD 3AA snow thrower

MTD 3AA snow thrower Parts

Here are the diagrams and repair parts for MTD 3AA snow thrower, as well as links to manuals and error code tables, if available.

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Browse Parts for 3AA Snowblowers

  • Snowblower Roll Pin for MTD 3AA - Part 915-0249

    Handle/drive housing diagram

    Roll Pin

    Part #715-0249

    Replaced by #915-0249

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    Manufacturer substitution
    This part replaces 715-0249. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $12.40
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  • Lawn Tractor Cable Tie for MTD 3AA - Part 726-0178

    Lawn & Garden Equipment Cable Tie

    Part #725-0157

    Replaced by #726-0178

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    This part replaces 725-0157. Substitute parts can look different from the original.
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    In Stock
    $25.35
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  • Lawn Tractor Brake Rod Extension Spring for MTD 3AA - Part 932-0429A

    Handle/drive housing diagram

    Extension Spring

    Part #732-0429A

    Replaced by #932-0429A

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    This part replaces 732-0429A. Substitute parts can look different from the original.
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    $13.35
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  • Mtd Snowblower Handle, Lower for MTD 3AA - Part 749-04147B

    Handle/drive housing diagram

    Snowblower Handle, Lower

    Part #749-04147

    Replaced by #749-04147B

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    This part replaces 749-04147. Substitute parts can look different from the original.
    In Stock
    $91.86
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  • Snowblower Chute for MTD 3AA - Part 931-04127

    Auger and housing/chute diagram

    Chute

    Part #731-04127

    Replaced by #931-04127

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    This part replaces 731-04127. Substitute parts can look different from the original.
    In Stock
    $40.77
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  • Mtd Snowblower Auger Assembly, Right for MTD 3AA - Part 684-04114A-0637

    Auger and housing/chute diagram

    Right Auger

    Part #684-04114

    Replaced by #684-04114A-0637

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    This part replaces 684-04114. Substitute parts can look different from the original.
    In Stock
    $104.38
    10% OFF Phone Price : $116.38Info Icon
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  • Lawn & Garden Equipment Lock Nut for MTD 3AA - Part 712-0266A

    Auger and housing/chute diagram

    Hex Jam Nut

    Part #712-0266

    Replaced by #712-0266A

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    Manufacturer substitution
    This part replaces 712-0266. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.20
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  • Mtd Lawn & Garden Equipment Screw for MTD 3AA - Part 738-04184A

    Handle/drive housing diagram

    Shoulder Screw

    Part #738-04184

    Replaced by #738-04184A

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    Manufacturer substitution
    This part replaces 738-04184. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $12.49
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  • Spacer for MTD 3AA - Part 950-04191

    Auger and housing/chute diagram

    Spacer

    Part #750-04191

    Replaced by #950-04191

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    Manufacturer substitution
    This part replaces 750-04191. Substitute parts can look different from the original.
    In Stock
    $11.17
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  • Mtd Snowblower Auger Shaft Bearing Housing for MTD 3AA - Part 790-00087A-0637

    Auger and housing/chute diagram

    Snowblower Auger Shaft Bearing Housing

    Part #790-00087A

    Replaced by #790-00087A-0637

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    Manufacturer substitution
    This part replaces 790-00087A. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $37.21
    14% OFF Phone Price : $43.21Info Icon
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Most common symptoms to help you fix your snowblowers

Choose a symptom to see related snowblower repairs.

Main causes: clogged chute, damaged auger blades, broken shear pins, worn auger belt, damaged gear case, engine problems…

Things to do: replace the spark plug, change the oil, rebuild the carburetor, adjust valve lash, adjust or replace the b…

Main causes: dirty carburetor, stale fuel…

Main causes: clogged chute, snow build-up in auger housing, broken auger shear pins, auger drive belt needs adjustment, …

Main causes: broken shear pins, worn or loose auger drive belt, auger drive cable failure, damaged auger, bad gear case…

Main causes: snow build-up in chute, chute drive mechanism failure, bad chute control assembly…

Main causes: loose drive clutch cable, damaged drive clutch cable, worn friction disc, scraper blade scraping the ground…

Main causes: dirty carburetor, clogged fuel filter, dirty spark plug, incorrect valve lash, leaky engine gaskets…

Repair guides for gas snowblowers

These step-by-step repair guides will help you safely fix what’s broken on your snowblower.

How to adjust snowblower skid shoes

How to adjust snowblower skid shoes

To prevent snowblower auger and shave plate damage, adjust the skid shoes regularly to keep the shave plate ¼-inch high.…

Repair time and Difficulty

 15 minutes or less
How to rebuild a snowblower carburetor

How to rebuild a snowblower carburetor

Rebuild the carburetor on your snowblower if the engine isn't getting fuel.…

Repair time and Difficulty

 45 minutes or less
How to replace a snowblower 4-way chute control assembly

How to replace a snowblower 4-way chute control assembly

Replace the 4-way chute control assembly on your snowblower if it’s damaged.…

Repair time and Difficulty

 30 minutes or less

Effective articles & videos to help repair your snowblowers

Use the advice and tips in these articles and videos to get the most out of your snowblower.

Snowblower won’t start: 4 easy DIY fixes

Snowblower won’t start: 4 easy DIY fixes

Find easy DIY tips to fix your snowblower when it won't start…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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