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MTD 21AA404D299 rear-tine tiller Parts

Here are the diagrams and repair parts for MTD 21AA404D299 rear-tine tiller, as well as links to manuals and error code tables, if available.

MTD 21AA404D299 rear-tine tiller
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Browse Parts for21AA404D299 Tillers

  • Washer for MTD 21AA404D299 - Part 736-0451

    Handle/shield/engine diagram

    Lawn & Garden Equipment Saddle Washer

    Part #936-0451

    Replaced by #736-0451

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    Manufacturer substitution
    This part replaces 936-0451. Substitute parts can look different from the original.
    In Stock
    $30.75
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    Qty
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  • Frame-rh Til for MTD 21AA404D299 - Part 786-04416B-4044

    Wheels/drive diagram

    Frame

    Part #786-04416A-4044

    Replaced by #786-04416B-4044

    Info Icon
    Manufacturer substitution
    This part replaces 786-04416A-4044. Substitute parts can look different from the original.
    In Stock
    $60.96
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    Qty
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  • Kmart Reverse Arm for MTD 21AA404D299 - Part 786-04092-4044

    Handle/shield/engine diagram

    Reverse Stop Arm

    Part #786-04092

    Replaced by #786-04092-4044

    Info Icon
    Manufacturer substitution
    This part replaces 786-04092. Substitute parts can look different from the original.
    In Stock
    $61.25
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    Qty
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  • Plug:end for MTD 21AA404D299 - Part 735-04105A

    Handle/shield/engine diagram

    End Plug

    Part #735-04105

    Replaced by #735-04105A

    Info Icon
    Manufacturer substitution
    This part replaces 735-04105. Substitute parts can look different from the original.
    In Stock
    $32.52
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  • Handle Bracket, Rh for MTD 21AA404D299 - Part 786-04344-0638

    Handle/shield/engine diagram

    Rh Handle Bracket

    Part #786-04344

    Replaced by #786-04344-0638

    Info Icon
    Manufacturer substitution
    This part replaces 786-04344. Substitute parts can look different from the original.
    In Stock
    $98.12
    Minus Item
    Qty
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  • Shield for MTD 21AA404D299 - Part 786-0090A-0637

    Handle/shield/engine diagram

    Shield

    Part #786-0090A

    Replaced by #786-0090A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 786-0090A. Substitute parts can look different from the original.
    In Stock
    $101.34
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    Qty
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  • Lawn & Garden Equipment Screw for MTD 21AA404D299 - Part 710-0805A

    Handle/shield/engine diagram

    Lawn Tractor Hex Bolt

    Part #710-0805

    Replaced by #710-0805A

    Info Icon
    Manufacturer substitution
    This part replaces 710-0805. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $30.75
    Minus Item
    Qty
    Plus Item
  • Tiller Drive Belt for MTD 21AA404D299 - Part 954-04091

    Wheels/drive diagram

    Belt

    Part #754-04091

    Replaced by #954-04091

    Info Icon
    Manufacturer substitution
    This part replaces 754-04091. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $25.28
    19% OFF Phone Price : $31.28Info Icon
    Minus Item
    Qty
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  • Lawn & Garden Equipment Wheel Axle Bolt for MTD 21AA404D299 - Part 738-0533

    Handle/shield/engine diagram

    Lawn & Garden Equipment Wheel Axle Bolt

    Part #938-0533

    Replaced by #738-0533

    Info Icon
    Manufacturer substitution
    This part replaces 938-0533. Substitute parts can look different from the original.
    In Stock
    $34.30
    Minus Item
    Qty
    Plus Item
  • Replacement Engine for MTD 21AA404D299 - Part 12T102-0937-F8

    Handle/shield/engine diagram

    Replacement Engine

    Part #12T102-0937-F8

    The manufacturer no longer makes this part, and there's no substitute part

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

High Pro Key 714-04059

High Pro Key

Part #714-04059
In Stock
$34.32
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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....

Read more

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