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Troybilt 644A tiller Parts

Here are the diagrams and repair parts for Troybilt 644A tiller, as well as links to manuals and error code tables, if available.

Troybilt 644A tiller
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Browse Parts for 644A Tillers

  • Shim - Same As Above, .005" Thick for Troybilt 644A - Part 736-04306

    Drive shaft diagram

    Shim

    Part #GW-1224-3

    Replaced by #736-04306

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    Manufacturer substitution
    This part replaces GW-1224-3. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $29.53
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  • Belt Cover for Troybilt 644A - Part 731-05268

    Belt cover/belts/engine bracket diagram

    Belt Cover

    Part #1916660

    Replaced by #731-05268

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    Manufacturer substitution
    This part replaces 1916660. Substitute parts can look different from the original.
    In Stock
    $105.34
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  • Torsion Spring for Troybilt 644A - Part 732-04320

    Tine hood/transmission diagram

    Torsion Spring

    Part #GW-9384

    Replaced by #732-04320

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    Manufacturer substitution
    This part replaces GW-9384. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.09
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  • Bracket Mount Cover for Troybilt 644A - Part 786-04070-0637

    Belt cover/belts/engine bracket diagram

    Bracket Belt

    Part #1917326

    Replaced by #786-04070-0637

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    Manufacturer substitution
    This part replaces 1917326. Substitute parts can look different from the original.
    In Stock
    $62.20
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  • Flat Washer for Troybilt 644A - Part 736-04310

    Wheel shaft/tiller shaft diagram

    Shim

    Part #GW-1132-2

    Replaced by #736-04310

    Info Icon
    Manufacturer substitution
    This part replaces GW-1132-2. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $6.63
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  • Mtd Lawn & Garden Equipment Lock Washer for Troybilt 644A - Part 936-0119

    Lock Washer

    Part #736-0119

    Replaced by #936-0119

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    Manufacturer substitution
    This part replaces 736-0119. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.16
    12% OFF Phone Price : $8.16Info Icon
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  • Flat Washer for Troybilt 644A - Part 736-04192

    Belt cover/belts/engine bracket diagram

    Shim

    Part #GW-1138-2

    Replaced by #736-04192

    Info Icon
    Manufacturer substitution
    This part replaces GW-1138-2. Substitute parts can look different from the original.
    In Stock
    $12.46
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  • Lawn & Garden Equipment Roller Bearing And Race for Troybilt 644A - Part 941-0107

    Drive shaft diagram

    Kit

    Part #GW-1714

    Replaced by #941-0107

    Info Icon
    Manufacturer substitution
    This part replaces GW-1714. Substitute parts can look different from the original.
    In Stock
    $67.99
    8% OFF Phone Price : $73.99Info Icon
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  • Tiller Worm Shaft Oil Seal for Troybilt 644A - Part 921-04030

    Transmission cover diagram

    Oil Seal

    Part #721-04030

    Replaced by #921-04030

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    Manufacturer substitution
    This part replaces 721-04030. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $18.84
    10% OFF Phone Price : $20.84Info Icon
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  • Tiller Tine Input Sprocket Assembly for Troybilt 644A - Part 917-04380

    Wheel shaft/tiller shaft diagram

    Worm Gear

    Part #1904278

    Replaced by #917-04380

    Info Icon
    Manufacturer substitution
    This part replaces 1904278. Substitute parts can look different from the original.
    In Stock
    $139.25
    8% OFF Phone Price : $151.25Info Icon
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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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Fall garden care: to till or not to till? Here’s how to decide

Fall garden care: to till or not to till? Here’s how to decide

Thinking about tilling your garden this fall? Learn the pros and cons of fall tilling, when it makes sense, and how to p…

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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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