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MTD 31AS3DDE729 snow thrower

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.

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Browse Parts for 31AS3DDE729 Snowblowers

  • Snowblower Auger Pulley Adapter for MTD 31AS3DDE729 - Part 748-04067A

    Handle/drive diagram

    Pulley

    Part #748-04067

    Replaced by #748-04067A

    Info Icon
    Manufacturer substitution
    This part replaces 748-04067. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $37.67
    Minus Item
    Qty
    Plus Item
  • Kit-repl St for MTD 31AS3DDE729 - Part 753-10984

    Handle/drive diagram

    Valve Wheel

    Part #753-05426

    Replaced by #753-10984

    Info Icon
    Manufacturer substitution
    This part replaces 753-05426. Substitute parts can look different from the original.
    In Stock
    $293.06
    Minus Item
    Qty
    Plus Item
  • Mtd Snowblower Wheel Housing Frame for MTD 31AS3DDE729 - Part 784-0419C

    Handle/drive diagram

    Wheel Housing Frame

    Part #784-0419B

    Replaced by #784-0419C

    Info Icon
    Manufacturer substitution
    This part replaces 784-0419B. Substitute parts can look different from the original.
    In Stock
    $105.73
    Minus Item
    Qty
    Plus Item
  • Snowblower Bail Control Arm for MTD 31AS3DDE729 - Part 747-04394A-0637

    Handle/drive diagram

    Bail

    Part #747-04394

    Replaced by #747-04394A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 747-04394. Substitute parts can look different from the original.
    In Stock
    $184.66
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Tap Screw for MTD 31AS3DDE729 - Part 910-0224

    Handle/drive diagram

    Tap Screw

    Part #710-0224

    Replaced by #910-0224

    Info Icon
    Manufacturer substitution
    This part replaces 710-0224. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $29.70
    Minus Item
    Qty
    Plus Item
  • Snowblower Drive Control Arm for MTD 31AS3DDE729 - Part 747-04405-0637

    Handle/drive diagram

    Drive Control

    Part #747-04405

    Replaced by #747-04405-0637

    Info Icon
    Manufacturer substitution
    This part replaces 747-04405. Substitute parts can look different from the original.
    In Stock
    $67.63
    8% OFF Phone Price : $73.63Info Icon
    Minus Item
    Qty
    Plus Item
  • Snowblower Wheel Axle for MTD 31AS3DDE729 - Part 738-04321

    Handle/drive diagram

    Axle

    Part #738-1231

    Replaced by #738-04321

    Info Icon
    Manufacturer substitution
    This part replaces 738-1231. Substitute parts can look different from the original.
    In Stock
    $63.54
    9% OFF Phone Price : $69.54Info Icon
    Minus Item
    Qty
    Plus Item
  • Mtd Snowblower Flange Bearing for MTD 31AS3DDE729 - Part 941-0245

    Bearing

    Part #741-0245

    Replaced by #941-0245

    Info Icon
    Manufacturer substitution
    This part replaces 741-0245. Substitute parts can look different from the original.
    In Stock
    $7.60
    12% OFF Phone Price : $8.60Info Icon
    Minus Item
    Qty
    Plus Item
  • Snowblower Auger, Left for MTD 31AS3DDE729 - Part 684-04113A-0637

    Auger & housing/chute diagram

    Left Auger

    Part #684-04113

    Replaced by #684-04113A-0637

    Info Icon
    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
    Minus Item
    Qty
    Plus Item
  • Mtd Snowblower Handle, Lower for MTD 31AS3DDE729 - Part 749-04147B

    Handle/drive diagram

    Snowblower Handle, Lower

    Part #749-04147

    Replaced by #749-04147B

    Info Icon
    Manufacturer substitution
    This part replaces 749-04147. Substitute parts can look different from the original.
    In Stock
    $91.86
    6% OFF Phone Price : $97.86Info Icon
    Minus Item
    Qty
    Plus Item

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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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…

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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.…

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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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