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Troybilt 21A-644H063 tiller

Troybilt 21A-644H063 tiller Parts

Here are the diagrams and repair parts for Troybilt 21A-644H063 tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-644H063 Tillers

  • Agri-fab Lawn & Garden Equipment Hex Bolt for Troybilt 21A-644H063 - Part 47600

    Belt cover/guard/engine bracket diagram

    Lawn & Garden Equipment Hex Bolt

    Part #710-0117

    Replaced by #47600

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    Manufacturer substitution
    This part replaces 710-0117. Substitute parts can look different from the original.
    In Stock
    $25.44
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  • Mtd Lawn & Garden Equipment Roll Pin for Troybilt 21A-644H063 - Part 715-04034

    Transmission assembly diagram

    Troy-bilt Roll Pin

    Part #1185469

    Replaced by #715-04034

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    Manufacturer substitution
    This part replaces 1185469. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $34.32
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  • Troybilt Tiller Washer for Troybilt 21A-644H063 - Part 736-04258

    Shim/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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  • Flat Washer for Troybilt 21A-644H063 - Part 736-04310

    Shim/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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  • Lawn & Garden Equipment Hex Flange Screw for Troybilt 21A-644H063 - Part 710-04048

    Transmission assembly diagram

    Troy-bilt Screw

    Part #1186331

    Replaced by #710-04048

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    Manufacturer substitution
    This part replaces 1186331. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.77
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  • Ace Tiller Retainer Ring for Troybilt 21A-644H063 - Part 716-04104

    Shim/tiller shaft diagram

    Troy-bilt Retainer Ring

    Part #1909950

    Replaced by #716-04104

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    Manufacturer substitution
    This part replaces 1909950. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $29.53
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  • Mtd Lawn & Garden Equipment Lock Washer for Troybilt 21A-644H063 - 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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  • Tiller Worm Gear for Troybilt 21A-644H063 - Part 917-04383

    Shim/tiller shaft diagram

    Troy-bilt Gear-worm Ti

    Part #1904279

    Replaced by #917-04383

    Info Icon
    Manufacturer substitution
    This part replaces 1904279. Substitute parts can look different from the original.
    In Stock
    $159.97
    7% OFF Phone Price : $171.97Info Icon
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  • Tiller Tine Input Sprocket Assembly for Troybilt 21A-644H063 - Part 917-04380

    Shim/tiller shaft diagram

    Troy-bilt Worm Wheel 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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  • Torsion Spring for Troybilt 21A-644H063 - Part 732-04320

    Transmission assembly diagram

    Torsion Spring

    Part #GW-9384

    Replaced by #732-04320

    Info Icon
    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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    Plus Item

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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