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MTD 21A34M5099 front-tine tiller

MTD 21A34M5099 front-tine tiller Parts

Here are the diagrams and repair parts for MTD 21A34M5099 front-tine tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A34M5099 Tillers

  • Shoulder Screw for MTD 21A34M5099 - Part 738-0934A

    Handle/wheels diagram

    Bolt Shld.5/

    Part #738-0934

    Replaced by #738-0934A

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    Manufacturer substitution
    This part replaces 738-0934. Substitute parts can look different from the original.
    In Stock
    $14.60
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  • Lawn & Garden Equipment Lock Nut for MTD 21A34M5099 - Part 712-0442

    Handle/wheels diagram

    Lawn & Garden Equipment Lock Nut

    Part #912-0442

    Replaced by #712-0442

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    Manufacturer substitution
    This part replaces 912-0442. Substitute parts can look different from the original.
    In Stock
    $39.26
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  • Cover for MTD 21A34M5099 - Part 731-06253B

    Handle/wheels diagram

    Handle Cover

    Part #731-06253A

    Replaced by #731-06253B

    Info Icon
    Manufacturer substitution
    This part replaces 731-06253A. Substitute parts can look different from the original.
    In Stock
    $57.76
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  • Engine-compl for MTD 21A34M5099 - Part 952Z170-A0

    Tines/engine diagram

    Tiller Engine

    Part #952Z170-V0B

    Replaced by #952Z170-A0

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    Manufacturer substitution
    This part replaces 952Z170-V0B. Substitute parts can look different from the original.
    In Stock
    $694.19
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  • Tube-brace H for MTD 21A34M5099 - Part 749-1401A-0691

    Handle/wheels diagram

    Kmart Tiller Handle Brace

    Part #749-1401A-4044

    Replaced by #749-1401A-0691

    Info Icon
    Manufacturer substitution
    This part replaces 749-1401A-4044. Substitute parts can look different from the original.
    In Stock
    $72.89
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  • Ryobi Lawn & Garden Equipment Lock Washer for MTD 21A34M5099 - Part 736-0921

    Handle/wheels diagram

    Lawn & Garden Equipment Lock Washer

    Part #936-0921

    Replaced by #736-0921

    Info Icon
    Manufacturer substitution
    This part replaces 936-0921. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.20
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  • Tiller Clevis Pin for MTD 21A34M5099 - Part 911-0415

    Tiller Clevis Pin

    Part #911-0415

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

  • Lawn & Garden Equipment Lock Washer for MTD 21A34M5099 - Part 936-0171

    Handle/wheels diagram

    Lawn & Garden Equipment Lock Washer

    Part #936-0171

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

  • Lawn & Garden Equipment Flat Washer for MTD 21A34M5099 - Part 936-3020

    Lawn & Garden Equipment Flat Washer

    Part #936-3020

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

  • Lawn & Garden Equipment Bell Washer for MTD 21A34M5099 - Part 936-0452

    Tines/engine diagram

    Lawn & Garden Equipment Bell Washer

    Part #936-0452

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

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Kmart Tiller Cover 786-0056-4044

Kmart Tiller Cover

Part #786-0056-4044
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Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

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Why does my tiller's engine leak oil or gas?

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

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Why does my tiller's engine run roughly or misfire?

Main causes: dirty carburetor, engine needs tune up, stale gas…

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Why won't my tiller's engine start?

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

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Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

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Why does my tiller turn the soil poorly?

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

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Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

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Why won't my tillers wheels or tines turn?

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

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Most common repair guides to help fix your tillers

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

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How to replace a tiller recoil starter

How to replace a tiller recoil starter

The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil s…

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Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your tillers

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

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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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Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

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Tiller common questions

Tiller common questions

These frequently asked questions might help you figure out what's wrong with your garden tiller.…

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