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Troybilt 21A-630B063 rear-tine tiller

Troybilt 21A-630B063 rear-tine tiller Parts

Here are the diagrams and repair parts for Troybilt 21A-630B063 rear-tine tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-630B063 Tillers

  • Ace Tiller Wheel Axle Oil Seal for Troybilt 21A-630B063 - Part 921-04031

    Transmission housing diagram

    Oil Seal

    Part #GW-9621

    Replaced by #921-04031

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    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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  • Shim - Same As Above, .005" Thick for Troybilt 21A-630B063 - Part 736-04306

    Shim/drive shaft diagram

    Shim

    Part #GW-1224-3

    Replaced by #736-04306

    Info Icon
    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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  • Troybilt Tiller Washer for Troybilt 21A-630B063 - Part 736-04258

    Wheel shaft/shim diagram

    Shim

    Part #GW-1166-4

    Replaced by #736-04258

    Info Icon
    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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  • Lawn Mower Idler Arm for Troybilt 21A-630B063 - Part 786-04275-0637

    Engine/pulley diagram

    Forward Arm

    Part #1918744

    Replaced by #786-04275-0637

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    Manufacturer substitution
    This part replaces 1918744. Substitute parts can look different from the original.
    In Stock
    $45.63
    12% OFF Phone Price : $51.63Info Icon
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  • Torsion Spring for Troybilt 21A-630B063 - Part 732-04320

    Tine hood/drag bar 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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  • Wash:belvl for Troybilt 21A-630B063 - Part 736-04193

    Belleville Washer

    Part #GW-9944

    Replaced by #736-04193

    Info Icon
    Manufacturer substitution
    This part replaces GW-9944. Substitute parts can look different from the original.
    In Stock
    $12.46
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  • Tiller Reverse Cable for Troybilt 21A-630B063 - Part 946-04058

    Handlebar/cable 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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  • Ace Belt Guide for Troybilt 21A-630B063 - Part 732-04081

    Engine/pulley diagram

    Belt Guide

    Part #1916725

    Replaced by #732-04081

    Info Icon
    Manufacturer substitution
    This part replaces 1916725. Substitute parts can look different from the original.
    In Stock
    $19.06
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  • Lawn & Garden Equipment Hex Lock Nut for Troybilt 21A-630B063 - Part 912-0291

    Nut

    Part #712-0291

    Replaced by #912-0291

    Info Icon
    Manufacturer substitution
    This part replaces 712-0291. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.77
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  • Tiller Label for Troybilt 21A-630B063 - Part 777I23495

    Handlebar/cable diagram

    Label-bail C

    Part #777I20937

    Replaced by #777I23495

    Info Icon
    Manufacturer substitution
    This part replaces 777I20937. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.31
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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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