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Troybilt 21A-643B711 rear-tine tiller

Troybilt 21A-643B711 rear-tine tiller Parts

Here are the diagrams and repair parts for Troybilt 21A-643B711 rear-tine tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-643B711 Tillers

  • Holder-tine for Troybilt 21A-643B711 - Part 686-05008-0637

    Tine hood/handlebar diagram

    Tine Holder

    Part #686-04065

    Replaced by #686-05008-0637

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    Manufacturer substitution
    This part replaces 686-04065. Substitute parts can look different from the original.
    In Stock
    $113.76
    Minus Item
    Qty
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  • Tiller Bolo Tine, Left for Troybilt 21A-643B711 - Part 742-04227-0637

    Tine hood/handlebar diagram

    Bolo Tine

    Part #742-04117

    Replaced by #742-04227-0637

    Info Icon
    Manufacturer substitution
    This part replaces 742-04117. Substitute parts can look different from the original.
    In Stock
    $27.45
    18% OFF Phone Price : $33.45Info Icon
    Minus Item
    Qty
    Plus Item
  • Drive Shaft for Troybilt 21A-643B711 - Part 911-04110

    Driveshaft diagram

    Drive Shaft

    Part #711-04110

    Replaced by #911-04110

    Info Icon
    Manufacturer substitution
    This part replaces 711-04110. Substitute parts can look different from the original.
    In Stock
    $269.98
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    Qty
    Plus Item
  • Lawn Mower Spacer for Troybilt 21A-643B711 - Part 950-0535

    Bumper/wheel assembly diagram

    Spacer

    Part #750-0535

    Replaced by #950-0535

    Info Icon
    Manufacturer substitution
    This part replaces 750-0535. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.20
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    Plus Item
  • Ace Tiller Bushing for Troybilt 21A-643B711 - Part 941-04300

    Wheel shaft diagram

    Bushing

    Part #GW-1086

    Replaced by #941-04300

    Info Icon
    Manufacturer substitution
    This part replaces GW-1086. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $25.39
    19% OFF Phone Price : $31.39Info Icon
    Minus Item
    Qty
    Plus Item
  • Yard Machines Plug-pipe 3/ for Troybilt 21A-643B711 - Part 737-04202

    Transmission housing 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
    Minus Item
    Qty
    Plus Item
  • Lower Handle for Troybilt 21A-643B711 - Part 749-04742-0638

    Tine hood/handlebar diagram

    Handle

    Part #749-04208

    Replaced by #749-04742-0638

    Info Icon
    Manufacturer substitution
    This part replaces 749-04208. Substitute parts can look different from the original.
    In Stock
    $115.70
    Minus Item
    Qty
    Plus Item
  • Transmission Cover for Troybilt 21A-643B711 - Part 786-04359

    Transmission housing diagram

    Cover

    Part #1916641

    Replaced by #786-04359

    Info Icon
    Manufacturer substitution
    This part replaces 1916641. Substitute parts can look different from the original.
    In Stock
    $35.62
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Washer for Troybilt 21A-643B711 - Part 736-04257

    Wheel shaft diagram

    Shim

    Part #GW-1166-5

    Replaced by #736-04257

    Info Icon
    Manufacturer substitution
    This part replaces GW-1166-5. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.29
    Minus Item
    Qty
    Plus Item
  • Troybilt Flat Washer for Troybilt 21A-643B711 - Part 736-04260

    Wheel shaft diagram

    Shim

    Part #GW-1166-2

    Replaced by #736-04260

    Info Icon
    Manufacturer substitution
    This part replaces GW-1166-2. Substitute parts can look different from the original.
    In Stock
    $12.46
    Minus Item
    Qty
    Plus Item

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

View all

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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