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MTD 21AA414A729 rear-tine tiller Parts

Here are the diagrams and repair parts for MTD 21AA414A729 rear-tine tiller, as well as links to manuals and error code tables, if available.

MTD 21AA414A729 rear-tine tiller
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Browse Parts for 21AA414A729 Tillers

  • Tiller Tire for MTD 21AA414A729 - Part 734-1796A

    Wheels/tine diagram

    Super Tire

    Part #734-1796

    Replaced by #734-1796A

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    Manufacturer substitution
    This part replaces 734-1796. Substitute parts can look different from the original.
    In Stock
    $154.15
    7% OFF Phone Price : $166.15Info Icon
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  • Lawn Tractor Transaxle Detent Spring for MTD 21AA414A729 - Part 932-05125

    Gear case diagram

    Complete Spring

    Part #732-0863

    Replaced by #932-05125

    Info Icon
    Manufacturer substitution
    This part replaces 732-0863. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.66
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    Qty
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  • Tiller Clutch Cable for MTD 21AA414A729 - Part 946-0916

    Tine shield/handle diagram

    Clutch Cable

    Part #746-0916

    Replaced by #946-0916

    Info Icon
    Manufacturer substitution
    This part replaces 746-0916. Substitute parts can look different from the original.
    In Stock
    $82.87
    7% OFF Phone Price : $88.87Info Icon
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  • Washer for MTD 21AA414A729 - Part 736-05031

    Gear case diagram

    Tiller Flat Washer

    Part #736-0442

    Replaced by #736-05031

    Info Icon
    Manufacturer substitution
    This part replaces 736-0442. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $5.80
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  • Tiller Nut for MTD 21AA414A729 - Part 738-0876A

    Wheels/tine diagram

    Shield Nut

    Part #738-0876

    Replaced by #738-0876A

    Info Icon
    Manufacturer substitution
    This part replaces 738-0876. Substitute parts can look different from the original.
    This item is not returnable
    $19.80
    9% OFF Phone Price : $21.80Info Icon
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  • Special Key for MTD 21AA414A729 - Part 718-0237

    Gear case diagram

    Special Key

    Part #718-0237

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

  • Cable Bracket for MTD 21AA414A729 - Part 786-0107

    Wheels/tine diagram

    Cable Bracket

    Part #786-0107

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

  • Intermediate Gear Assembly for MTD 21AA414A729 - Part 611-0016

    Gear case diagram

    Intermediate Gear Assembly

    Part #611-0016

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

  • Bracket Assembly for MTD 21AA414A729 - Part 686-0043A

    Tine shield/handle diagram

    Bracket Assembly

    Part #686-0043A

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

  • Flat Washer for MTD 21AA414A729 - Part 736-0512

    Gear case diagram

    Flat Washer

    Part #736-0512

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

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

Main causes: dirty carburetor, engine needs tune up, stale gas…

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

Main causes: broken shaft clevis pins, transmission failure…

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

Main causes: clutch cable problems, faulty transmission…

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

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.

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…

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.

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…

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.…

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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