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MTD 21A-240H000 front-tine tiller Parts

Here are the diagrams and repair parts for MTD 21A-240H000 front-tine tiller, as well as links to manuals and error code tables, if available.

MTD 21A-240H000 front-tine tiller
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Browse Parts for21A-240H000 Tillers

  • Wheel-plasti for MTD 21A-240H000 - Part 734-06265

    Front tine tiller diagram

    Mtd Lawn Tractor Gauge Wheel

    Part #734-0973

    Replaced by #734-06265

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    Manufacturer substitution
    This part replaces 734-0973. Substitute parts can look different from the original.
    In Stock
    $39.85
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  • Tube Assembly for MTD 21A-240H000 - Part 686-04130-0637

    Front tine tiller diagram

    Rear Wheel Tube Assembly

    Part #686-04130

    Replaced by #686-04130-0637

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    Manufacturer substitution
    This part replaces 686-04130. Substitute parts can look different from the original.
    In Stock
    $108.44
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  • Tiller Tine Assembly for MTD 21A-240H000 - Part 642-0004-0637

    Front tine tiller diagram

    Outer Tine Assembly

    Part #642-0004

    Replaced by #642-0004-0637

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    Manufacturer substitution
    This part replaces 642-0004. Substitute parts can look different from the original.
    In Stock
    $98.55
    11% OFF Phone Price : $110.55Info Icon
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  • Hdl:upr Lp for MTD 21A-240H000 - Part 749-04282-0637

    Front tine tiller diagram

    Upper Handle

    Part #749-04282

    Replaced by #749-04282-0637

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    Manufacturer substitution
    This part replaces 749-04282. Substitute parts can look different from the original.
    In Stock
    $203.91
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  • Tiller Tine Assembly, Outer Left for MTD 21A-240H000 - Part 642-0005-0637

    Front tine tiller diagram

    Outer Tine Assembly

    Part #642-0005

    Replaced by #642-0005-0637

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    Manufacturer substitution
    This part replaces 642-0005. Substitute parts can look different from the original.
    In Stock
    $97.09
    11% OFF Phone Price : $109.09Info Icon
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  • Tiller Tine Assembly for MTD 21A-240H000 - Part 642-0003-0637

    Front tine tiller diagram

    Inner Tine Assembly

    Part #642-0003

    Replaced by #642-0003-0637

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    Manufacturer substitution
    This part replaces 642-0003. Substitute parts can look different from the original.
    In Stock
    $15.65
    84% OFF Was : $97.09Info Icon
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  • Gasket Case/ for MTD 21A-240H000 - Part 721P04157

    Front tine tiller diagram

    Gasket Case

    Part #721-04157

    Replaced by #721P04157

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    Manufacturer substitution
    This part replaces 721-04157. Substitute parts can look different from the original.
    In Stock
    $54.32
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  • Clutch Bail for MTD 21A-240H000 - Part 747-04508-0637

    Front tine tiller diagram

    Need Color

    Part #747-04508

    Replaced by #747-04508-0637

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    Manufacturer substitution
    This part replaces 747-04508. Substitute parts can look different from the original.
    In Stock
    $102.56
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  • Wheel Bracket for MTD 21A-240H000 - Part 786-04296-0637

    Front tine tiller diagram

    Wheel Bracket

    Part #786-04296

    Replaced by #786-04296-0637

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    Manufacturer substitution
    This part replaces 786-04296. Substitute parts can look different from the original.
    In Stock
    $101.52
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  • Tiller Tine, Inner Right for MTD 21A-240H000 - Part 642-0002-0637

    Front tine tiller diagram

    Inner Tine Assembly

    Part #642-0002

    Replaced by #642-0002-0637

    Info Icon
    Manufacturer substitution
    This part replaces 642-0002. Substitute parts can look different from the original.
    In Stock
    $98.57
    11% OFF Phone Price : $110.57Info Icon
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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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Fall garden care: to till or not to till? Here’s how to decide

Fall garden care: to till or not to till? Here’s how to decide

Thinking about tilling your garden this fall? Learn the pros and cons of fall tilling, when it makes sense, and how to p...

Read more
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....

Read more
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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