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MTD 21A-250M000 rear-tine tiller

MTD 21A-250M000 rear-tine tiller Parts

Here are the diagrams and repair parts for MTD 21A-250M000 rear-tine tiller, as well as links to manuals and error code tables, if available.

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Browse Parts for 21A-250M000 Tillers

Rear tine tiller diagram
Inner Tine Assembly
Part #642-0002
Replaced by #642-0002-0637
Manufacturer substitution
This part replaces 642-0002. Substitute parts can look different from the original.
In Stock
$98.57
11% OFF Phone Price : $110.57
Qty
Rear tine tiller diagram
Outer Tine Assembly
Part #642-0005
Replaced by #642-0005-0637
Manufacturer substitution
This part replaces 642-0005. Substitute parts can look different from the original.
In Stock
$97.09
11% OFF Phone Price : $109.09
Qty
Rear tine tiller diagram
Cable Fitting
Part #731-05385
Replaced by #946-04626
Manufacturer substitution
This part replaces 731-05385. Substitute parts can look different from the original.
In Stock
$45.56
12% OFF Phone Price : $51.56
Qty
Rear tine tiller diagram
Extension Spring
Part #732-0384
The manufacturer no longer makes this part, and there's no substitute part
Rear tine tiller diagram
Spacer
Part #750-04578
The manufacturer no longer makes this part, and there's no substitute part
Rear tine tiller diagram
Wheel Bracket
Part #786-04299
The manufacturer no longer makes this part, and there's no substitute part
Rear tine tiller diagram
Yard Machines Bracket Assembly
Part #686-04072
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.

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…

Why does my tiller's engine run roughly or misfire?

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

Why won't my tiller's engine start?

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

Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

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…

Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

Why won't my tillers wheels or tines turn?

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.

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.…

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.…