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MTD
Front-Tine Tiller

Model # 21A-24MK000 Official MTD front-tine tiller

Here are the diagrams and repair parts for Official MTD 21A-24MK000 front-tine tiller, as well as links to manuals and error code tables, if available.

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Owner’s manual
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Showing 10 of 174 parts  |
Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
#9

Tiller diagram

Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

BEST SELLER
This item is not returnable
$5.27 | 
16% OFF Phone Price : $6.27
In Stock
Yard-man Lawn Tractor Cotter Pin 714-04043
#22

Tiller diagram

Yard-man lawn tractor cotter pin

Part #714-04043

$7.49 | 
12% OFF Phone Price : $8.49
In Stock
Ace Lawn & Garden Equipment Push Cap 726-0299
#25

Tiller diagram

Ace lawn & garden equipment push cap

Part #726-0299

This item is not returnable
$12.39 | 
14% OFF Phone Price : $14.39
In Stock
Yard Machines Lawn Tractor Bolt (replaces 01000668, 1982728, 1983620, 43001, 715326, 910-0253, 9711, B1100046, Gw-325284, Gw-750a, Gw-90012, Gw-9711, Gw-98068, Gw-98-068, Gw-b1100046, Gw-b70235, Gw-m6520008, Gw-pt/01395/00, Gw-pt/80153/00, Gw-t70235, Wd- 710-0514
#12

Tiller diagram

Yard machines lawn tractor bolt (replaces 01000668, 1982728, 1983620, 43001, 715326, 910-0253, 9711, b1100046, gw-325284, gw-750a, gw-90012, gw-9711, gw-98068, gw-98-068, gw-b1100046, gw-b70235, gw-m6520008, gw-pt/01395/00, gw-pt/80153/00, gw-t70235, wd-

Part #710-0514

This item is not returnable
$5.33 | 
16% OFF Phone Price : $6.33
In Stock
Yard Machines Lawn & Garden Equipment Hex Bolt 710-0520
#17

Tiller diagram

Yard machines lawn & garden equipment hex bolt

Part #710-0520

This item is not returnable
$7.26
In Stock
Ace Cotter Pin 714-3020
#24

Tiller diagram

Ace cotter pin

Part #714-3020

This item is not returnable
$5.71
In Stock
Tiller Tine Assembly (replaces 642-0003) 642-0003-0637
#21

Tiller diagram

Tiller tine assembly (replaces 642-0003)

Part #642-0003-0637

$81.99 | 
7% OFF Phone Price : $87.99
In Stock
Ryobi Lawn & Garden Equipment Nut 712-0324
#41

Tiller diagram

Ryobi lawn & garden equipment nut

Part #712-0324

This item is not returnable
$4.72 | 
17% OFF Phone Price : $5.72
In Stock
Yard Machines Holder Bail 731-05096B
#46

Tiller diagram

Yard machines holder bail

Part #731-05096B

This item is not returnable
$12.00
In Stock
Yard Machines Lawn & Garden Equipment Bell Washer (replaces 936-0242) 736-0242
#48

Tiller diagram

Yard machines lawn & garden equipment bell washer (replaces 936-0242)

Part #736-0242

$6.58 | 
13% OFF Phone Price : $7.58
In Stock

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

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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 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 won't my tillers wheels or tines turn?

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

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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 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'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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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 difficulty
Time required
 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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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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A guide to garden tillers

A guide to garden tillers

Rear tine tiller or front tine tiller, what to know to help in choosing the correct one for your needs.…

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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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