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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.

MTD 3AA snow thrower
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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
    14% OFF Phone Price : $14.40Info Icon
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  • Mtd Snowblower Clean-out Tool for MTD 3AA - Part 931-2643

    Auger and housing/chute diagram

    Clean-out Tool

    Part #731-2643

    Replaced by #931-2643

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    Manufacturer substitution
    This part replaces 731-2643. Substitute parts can look different from the original.
    Get free shipping with Automatic Reorder
    In Stock
    $30.80
    16% OFF Phone Price : $36.80Info Icon
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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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    Manufacturer substitution
    This part replaces 725-0157. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $25.35
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  • Mtd Snowblower Drive Cable for MTD 3AA - Part 946-04256

    Handle/drive housing diagram

    Drive Cable

    Part #746-04256

    Replaced by #946-04256

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    Manufacturer substitution
    This part replaces 746-04256. Substitute parts can look different from the original.
    In Stock
    $50.28
    33% OFF Was : $75.60Info Icon
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  • Yard-man Lawn & Garden Equipment Screw for MTD 3AA - Part 738-0924A

    Handle/drive housing diagram

    Hex Screw

    Part #738-0924

    Replaced by #738-0924A

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    Manufacturer substitution
    This part replaces 738-0924. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $12.40
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  • Snowblower Auger, Left for MTD 3AA - Part 684-04113A-0637

    Auger and housing/chute diagram

    Left Auger

    Part #684-04113

    Replaced by #684-04113A-0637

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    Manufacturer substitution
    This part replaces 684-04113. Substitute parts can look different from the original.
    In Stock
    $123.90
    9% OFF Phone Price : $135.90Info Icon
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  • Snowblower Drive Sprocket for MTD 3AA - Part 917-04073A

    Handle/drive housing diagram

    Gear

    Part #717-04073A

    Replaced by #917-04073A

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    Manufacturer substitution
    This part replaces 717-04073A. Substitute parts can look different from the original.
    In Stock
    $87.00
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  • Mtd Snowblower Scraper Blade for MTD 3AA - Part 790-00117-0637

    Auger and housing/chute diagram

    Shave Plate

    Part #790-00117

    Replaced by #790-00117-0637

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    Manufacturer substitution
    This part replaces 790-00117. Substitute parts can look different from the original.
    In Stock
    $36.91
    14% OFF Phone Price : $42.91Info Icon
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  • Yard Machines Lawn Mower Handle Knob for MTD 3AA - Part 720-04072A

    Knob Wing Nut

    Part #720-0284

    Replaced by #720-04072A

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    Manufacturer substitution
    This part replaces 720-0284. Substitute parts can look different from the original.
    In Stock
    $11.23
    15% OFF Phone Price : $13.23Info Icon
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  • 5.0 Hp Tecumseh Engine for MTD 3AA - Part 752T067517

    Handle/drive housing diagram

    5.0 Hp Tecumseh Engine

    Part #752T067517

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

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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