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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

  • Drive Shaft for Troybilt 644A - Part 911-04110

    Drive shaft diagram

    Drive Shaft

    Part #711-04110

    Replaced by #911-04110

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    Manufacturer substitution
    This part replaces 711-04110. Substitute parts can look different from the original.
    In Stock
    $269.98
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  • Troybilt Tiller Washer for Troybilt 644A - Part 736-04258

    Wheel shaft/tiller shaft diagram

    Shim

    Part #GW-1166-4

    Replaced by #736-04258

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    Manufacturer substitution
    This part replaces GW-1166-4. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.29
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  • Troybilt Flat Washer for Troybilt 644A - Part 736-04260

    Wheel shaft/tiller shaft diagram

    Shim

    Part #GW-1166-2

    Replaced by #736-04260

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    Manufacturer substitution
    This part replaces GW-1166-2. Substitute parts can look different from the original.
    In Stock
    $12.46
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  • Tiller Worm Gear for Troybilt 644A - Part 917-04381

    Wheel shaft/tiller shaft diagram

    Worm Gear

    Part #1916542

    Replaced by #917-04381

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    Manufacturer substitution
    This part replaces 1916542. Substitute parts can look different from the original.
    In Stock
    $177.00
    6% OFF Phone Price : $189.00Info Icon
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  • Tiller Gear Case Cover Gasket for Troybilt 644A - Part 921-04229

    Transmission cover diagram

    Housing Cover Gasket

    Part #GW-50032

    Replaced by #921-04229

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    Manufacturer substitution
    This part replaces GW-50032. Substitute parts can look different from the original.
    In Stock
    $12.49
    14% OFF Phone Price : $14.49Info Icon
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  • High Pro Key for Troybilt 644A - Part 714-04059

    Wheel shaft/tiller shaft diagram

    High Pro Key

    Part #GW-9305

    Replaced by #714-04059

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    Manufacturer substitution
    This part replaces GW-9305. Substitute parts can look different from the original.
    In Stock
    $12.46
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  • Holder-tine for Troybilt 644A - Part 686-05008-0637

    Wheel/tire assembly diagram

    Tine Holder

    Part #1916747

    Replaced by #686-05008-0637

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    Manufacturer substitution
    This part replaces 1916747. Substitute parts can look different from the original.
    In Stock
    $113.76
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  • Kit-service for Troybilt 644A - Part 753-06459A

    Cable assembly diagram

    Red Handleba

    Part #GW-55043

    Replaced by #753-06459A

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    Manufacturer substitution
    This part replaces GW-55043. Substitute parts can look different from the original.
    In Stock
    $160.10
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  • Yard Machines Plug-pipe 3/ for Troybilt 644A - Part 737-04202

    Transmission cover diagram

    Plug-pipe 3/

    Part #GW-9727

    Replaced by #737-04202

    Info Icon
    Manufacturer substitution
    This part replaces GW-9727. Substitute parts can look different from the original.
    In Stock
    $34.32
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  • Tiller Reverse Cable for Troybilt 644A - Part 946-04058

    Cable assembly diagram

    Reverse Cable

    Part #1916719

    Replaced by #946-04058

    Info Icon
    Manufacturer substitution
    This part replaces 1916719. Substitute parts can look different from the original.
    In Stock
    $66.10
    8% OFF Phone Price : $72.10Info 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…

Read more
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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