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Troybilt 21A-664D063 tiller

Troybilt 21A-664D063 tiller Parts

Here are the diagrams and repair parts for Troybilt 21A-664D063 tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-664D063 Tillers

  • Lawn & Garden Equipment Hex Nut for Troybilt 21A-664D063 - Part 712-0375

    Bolo tines, wheels diagram

    Lawn & Garden Equipment Hex Nut

    Part #712-0375
    This item is not returnable
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    $6.74
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  • Ace Lawn & Garden Equipment Flange Lock Nut for Troybilt 21A-664D063 - Part 712-3004A

    Engine/support bracket/pulley/belt diagram

    Ace Lawn & Garden Equipment Flange Lock Nut

    Part #712-3004A
    This item is not returnable
    In Stock
    $5.98
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  • Ace Tiller Oil Seal for Troybilt 21A-664D063 - Part 721-04001

    Transmission housing/cover/seals diagram

    Ace Tiller Oil Seal

    Part #721-04001
    This item is not returnable
    In Stock
    $37.34
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  • Ace Tiller Cover for Troybilt 21A-664D063 - Part GW-20873

    Transmission housing/cover/seals diagram

    Ace Tiller Cover

    Part #GW-20873
    In Stock
    $139.68
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  • Tiller Furrow Opener Wing for Troybilt 21A-664D063 - Part 1900778001

    Hiller/furrower attachment diagram

    Wing Hiller

    Part #1900774001

    Replaced by #1900778001

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    Manufacturer substitution
    This part replaces 1900774001. Substitute parts can look different from the original.
    In Stock
    $108.96
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  • Troybilt Tiller Tine Shaft Oil Seal for Troybilt 21A-664D063 - Part 921-04035

    Transmission housing/cover/seals diagram

    Oil Seal

    Part #721-04035

    Replaced by #921-04035

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    Manufacturer substitution
    This part replaces 721-04035. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $18.08
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  • Ace Switch Key for Troybilt 21A-664D063 - Part 1900873

    Electric shaft assembly diagram

    Clamp-keyswi

    Part #GW-2614

    Replaced by #1900873

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    Manufacturer substitution
    This part replaces GW-2614. Substitute parts can look different from the original.
    In Stock
    $196.92
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  • Troybilt Lawn Mower Carriage Bolt for Troybilt 21A-664D063 - Part 710-0431

    Hiller/furrower attachment diagram

    Carriage Bolt

    Part #GW-9725

    Replaced by #710-0431

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    Manufacturer substitution
    This part replaces GW-9725. Substitute parts can look different from the original.
    In Stock
    $31.39
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  • Bracket Mount Cover for Troybilt 21A-664D063 - Part 786-04070-0637

    Engine/support bracket/pulley/belt diagram

    Bracket Belt

    Part #1917326

    Replaced by #786-04070-0637

    Info Icon
    Manufacturer substitution
    This part replaces 1917326. Substitute parts can look different from the original.
    In Stock
    $62.20
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  • Ace Tiller Wheel Axle Oil Seal for Troybilt 21A-664D063 - Part 921-04031

    Transmission housing/cover/seals diagram

    Oil Seal

    Part #GW-9621

    Replaced by #921-04031

    Info Icon
    Manufacturer substitution
    This part replaces GW-9621. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $19.93
    9% OFF Phone Price : $21.93Info 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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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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