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MTD 31AS3DDE729 snow thrower Parts

Here are the diagrams and repair parts for MTD 31AS3DDE729 snow thrower, as well as links to manuals and error code tables, if available.

MTD 31AS3DDE729 snow thrower
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Browse Parts for 31AS3DDE729 Snowblowers

  • Mtd Snowblower Clean-out Brush Retainer Clip for MTD 31AS3DDE729 - Part 731-11421

    Auger & housing/chute diagram

    Snowblower Clean-out Tool Retainer Clip

    Part #731-2635

    Replaced by #731-11421

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    Manufacturer substitution
    This part replaces 731-2635. Substitute parts can look different from the original.
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    $20.43
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  • Mtd Snowblower Spring for MTD 31AS3DDE729 - Part 932-0611

    Auger & housing/chute diagram

    Spring

    Part #732-0611

    Replaced by #932-0611

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    This part replaces 732-0611. Substitute parts can look different from the original.
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    $11.18
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  • Mtd Lawn Mower Roller Wheel for MTD 31AS3DDE729 - Part 756-0625

    Handle/drive diagram

    Mtd Lawn Mower Roller Wheel

    Part #756-0625
    This item is not returnable
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  • Mtd Snowblower Auger Shaft Bearing Housing for MTD 31AS3DDE729 - Part 790-00087A-0637

    Auger & housing/chute diagram

    Snowblower Auger Shaft Bearing Housing

    Part #790-00087A

    Replaced by #790-00087A-0637

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    This part replaces 790-00087A. Substitute parts can look different from the original.
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    $37.21
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  • Lawn Mower Ground Drive Belt for MTD 31AS3DDE729 - Part 954-04102

    Handle/drive diagram

    V-belt

    Part #754-04102

    Replaced by #954-04102

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    Manufacturer substitution
    This part replaces 754-04102. Substitute parts can look different from the original.
    This item is not returnable
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    $37.86
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  • Mtd Snowblower Clevis Pin for MTD 31AS3DDE729 - Part 711-1364

    Handle/drive diagram

    Mtd Snowblower Clevis Pin

    Part #711-1364
    In Stock
    $15.42
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  • Mtd Snowblower Hex Cap Screw for MTD 31AS3DDE729 - Part 710-1245B

    Handle/drive diagram

    Mtd Snowblower Hex Cap Screw

    Part #710-1245B
    This item is not returnable
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    $36.27
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  • Lawn Tractor Cable Tie for MTD 31AS3DDE729 - 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.
    This item is not returnable
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    $25.35
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  • Mtd Snowblower Drive Cable for MTD 31AS3DDE729 - Part 946-04256

    Handle/drive diagram

    Drive Cable

    Part #746-04256

    Replaced by #946-04256

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    This part replaces 746-04256. Substitute parts can look different from the original.
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    $50.28
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  • Lawn & Garden Equipment Lock Nut for MTD 31AS3DDE729 - Part 712-0266A

    Auger & housing/chute diagram

    Hex Jam Nut

    Part #712-0266

    Replaced by #712-0266A

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    This part replaces 712-0266. Substitute parts can look different from the original.
    This item is not returnable
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    $7.20
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Most common symptoms to help you fix your snowblowers

Choose a symptom to see related snowblower repairs.

View all

Why does my snowblower engine run rough?

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

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Why doesn't my snowblower auger turn?

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

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How do I tune up my snowblower?

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

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Why does my snowblower stop running after a few seconds?

Main causes: dirty carburetor, stale fuel…

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Why doesn't my snowblower self propel?

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

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Why won't my snowblower throw snow far enough?

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

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Why won't my snowblower clear snow well?

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

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Why won't my snowblower chute turn?

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

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Repair guides for gas snowblowers

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

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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.…

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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.…

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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.…

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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.

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How to find the age of your Craftsman snowblower

How to find the age of your Craftsman snowblower

If you're looking for the age of you Craftsman snowblower, our guide will help.…

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How to adjust the snowblower drive control cable video

How to adjust the snowblower drive control cable video

Proper drive control cable tension is key to smooth snowblower operation, and you can learn how to test and adjust it yo…

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How to lubricate a snowblower drive hex shaft video

How to lubricate a snowblower drive hex shaft video

Avoid costly snowblower repairs this season. Watch how to lubricate the drive hex shaft to prevent friction, improve tra…

Read more

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