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MTD 21AB454E730 rear-tine tiller Parts

Here are the diagrams and repair parts for MTD 21AB454E730 rear-tine tiller, as well as links to manuals and error code tables, if available.

MTD 21AB454E730 rear-tine tiller
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Browse Parts for 21AB454E730 Tillers

  • Tiller Gear Case Cover, Left for MTD 21AB454E730 - Part 686-04129-0637

    Gear case diagram

    Housing Assembly

    Part #786-0171

    Replaced by #686-04129-0637

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    Manufacturer substitution
    This part replaces 786-0171. Substitute parts can look different from the original.
    In Stock
    $339.36
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  • Shoulder Spacer for MTD 21AB454E730 - Part 938-0958

    Handle/auger housing diagram

    Shoulder Spacer

    Part #738-0958

    Replaced by #938-0958

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    Manufacturer substitution
    This part replaces 738-0958. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.77
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  • Lawn & Garden Equipment Lock Washer for MTD 21AB454E730 - Part 936-0329

    Gears/wheels diagram

    Lock Washer

    Part #736-0329

    Replaced by #936-0329

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    Manufacturer substitution
    This part replaces 736-0329. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.20
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    Plus Item
  • Tiller Tine Input Sprocket Assembly for MTD 21AB454E730 - Part 617-0060A

    Gear case diagram

    Tiller Tine Input Sprocket Assembly

    Part #617-0060

    Replaced by #617-0060A

    Info Icon
    Manufacturer substitution
    This part replaces 617-0060. Substitute parts can look different from the original.
    In Stock
    $209.91
    5% OFF Phone Price : $221.91Info Icon
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  • Tiller Depth Stake for MTD 21AB454E730 - Part 786-0120-0637

    Handle/auger housing diagram

    Depth Bar Assembly

    Part #786-0120

    Replaced by #786-0120-0637

    Info Icon
    Manufacturer substitution
    This part replaces 786-0120. Substitute parts can look different from the original.
    In Stock
    $101.00
    11% OFF Phone Price : $113.00Info Icon
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  • Tiller Tine Assembly for MTD 21AB454E730 - Part 984-0205A-0637

    Handle/auger housing diagram

    Tine Assembly

    Part #784-0205

    Replaced by #984-0205A-0637

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    Manufacturer substitution
    This part replaces 784-0205. Substitute parts can look different from the original.
    In Stock
    $253.70
    5% OFF Phone Price : $265.70Info Icon
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  • Tiller Idler Pulley for MTD 21AB454E730 - Part 917-0059B

    Gear case diagram

    Tiller Idler Pulley

    Part #617-0059

    Replaced by #917-0059B

    Info Icon
    Manufacturer substitution
    This part replaces 617-0059. Substitute parts can look different from the original.
    In Stock
    $145.85
    8% OFF Phone Price : $157.85Info Icon
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  • Clutch Collar for MTD 21AB454E730 - Part 717-0853A

    Gear case diagram

    Fork

    Part #717-0853

    Replaced by #717-0853A

    Info Icon
    Manufacturer substitution
    This part replaces 717-0853. Substitute parts can look different from the original.
    In Stock
    $152.02
    Minus Item
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  • Mtd Tiller Tine for MTD 21AB454E730 - Part 742-0305A-0637

    Handle/auger housing diagram

    13" Articula

    Part #742-0305

    Replaced by #742-0305A-0637

    Info Icon
    Manufacturer substitution
    This part replaces 742-0305. Substitute parts can look different from the original.
    In Stock
    $22.51
    21% OFF Phone Price : $28.51Info Icon
    Minus Item
    Qty
    Plus Item
  • Mtd Tine Shield for MTD 21AB454E730 - Part 786-0178A

    Handle/auger housing diagram

    Tine Shield

    Part #786-0178

    Replaced by #786-0178A

    Info Icon
    Manufacturer substitution
    This part replaces 786-0178. Substitute parts can look different from the original.
    In Stock
    $105.96
    10% OFF Phone Price : $117.96Info Icon
    Minus Item
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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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