MTD
Front-Tine Tiller

Model #21A-332C765 Official MTD front tine gas tiller

Here are the diagrams and repair parts for MTD 21A-332C765 front tine gas tiller, as well as links to manuals and error code tables, if available.

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Owner’s manual

Showing 10 of 85 parts

Lawn Tractor Screw

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Lawn tractor screw

Part #710-0599
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Lawn & Garden Equipment Bell Washer

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Lawn & garden equipment bell washer

Part #736-0242
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Lawn & Garden Equipment Lock Washer

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Lock washer

Part #736-0119
Replaced by #936-0119
?
Manufacturer substitution
This part replaces 736-0119. Substitute parts can look different from the original.
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Lawn Tractor Nut

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Jam nut

Part #712-0240
Replaced by #912-0240
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Manufacturer substitution
This part replaces 712-0240. Substitute parts can look different from the original.
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Tiller Drive Belt

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Belt

Part #754-0428
Replaced by #954-0428
?
Manufacturer substitution
This part replaces 754-0428. Substitute parts can look different from the original.

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In Stock
$43.66 | 
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Phone Price: $48.66
Tiller Tine Assembly

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Outer tine assembly

Part #642-0004
Replaced by #642-0004-0637
?
Manufacturer substitution
This part replaces 642-0004. Substitute parts can look different from the original.
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Lawn & Garden Equipment Hex Bolt

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Lawn & garden equipment hex bolt

Part #710-3180
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Lawn Tractor Hex Bolt

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Lawn tractor hex bolt

Part #710-3008
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Tiller Gear Case

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Case assy-ch

Part #686-0091
Replaced by #986-0091B
?
Manufacturer substitution
This part replaces 686-0091. Substitute parts can look different from the original.
In Stock
$427.66 | 
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MSRP: $550.00
Tiller Wheel Mounting Bracket

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Bracket assembly

Part #686-0081A
Replaced by #686-0081A-0637
?
Manufacturer substitution
This part replaces 686-0081A. Substitute parts can look different from the original.
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Symptoms common to all tillers

Choose a symptom to see related tiller repairs.

Main causes: worn or broken drive belts, bad transmission, clutch cable problems
Main causes: broken shaft clevis pins, transmission failure
Main causes: dirty carburetor, engine needs tune up, stale gas
Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter
Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, leaky carburetor seal
Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper depth-stake setting
Main causes: clutch cable problems, faulty transmission

Repair guides common to all tillers

These step-by-step repair guides will help you safely fix what’s broken on your tiller.

May 1, 2013
By Lyle Weischwill
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 starter assembly is broken, follow the steps in this repair guide to replace it.

Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all tillers

Use the advice and tips in these articles and videos to get the most out of your tiller.

August 30, 2022

How to enjoy all the online benefits we offer on our Sears PartsDirect website

By Lyle Weischwill

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.

December 28, 2018

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

By Lyle Weischwill

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.

December 28, 2018

Find the right carburetor kit for a Craftsman snowblower, tiller or log splitter

By Lyle Weischwill

This chart can help you find the right carburetor kit for your Craftsman snowblower, tiller or log splitter.