Troybilt
Rear-Tine Tiller

Model #JUNIOR SERIAL #M0100970 AND UP Official Troybilt rotary tiller

Here are the diagrams and repair parts for Troybilt JUNIOR-SERIAL-M0100970-AND-UP rotary tiller, as well as links to manuals and error code tables, if available.

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Showing 10 of 204 parts

Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

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Screw

Part #9552
Replaced by #710-0599
?
Manufacturer substitution
This part replaces 9552. Substitute parts can look different from the original.
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This item is not returnable
In Stock
$4.78 | 
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Phone Price: $5.78
Washer#10

Forward/reverse idler assembly Diagram

Washer

Part #20545

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

Tiller Washer#5A

Handlebar assembly & control levers Diagram

Washer

Part #9955
Replaced by #736-04445
?
Manufacturer substitution
This part replaces 9955. Substitute parts can look different from the original.
This item is not returnable
In Stock
$3.24
Tiller Drive Belt#14

Engine & support brackets, pulleys, belts, belt cover Diagram

V-belt

Part #20565
Replaced by #954-04094
?
Manufacturer substitution
This part replaces 20565. Substitute parts can look different from the original.

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In Stock
$28.79 | 
15% OFF 
Phone Price: $33.79
Tiller Pinion Shaft Oil Seal

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Oil seal

Part #9600
Replaced by #921-04044
?
Manufacturer substitution
This part replaces 9600. Substitute parts can look different from the original.
In Stock
$7.81
Wash:belvl#7

Drive shaft, input pinion shaft & gear assemblies Diagram

Washer

Part #9944
Replaced by #736-04193
?
Manufacturer substitution
This part replaces 9944. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.59
Tiller Retainer Ring#2

Wheel shaft & tiller shaft assemblies Diagram

Retainer, snap ring

Part #9511
Replaced by #716-04104
?
Manufacturer substitution
This part replaces 9511. Substitute parts can look different from the original.
This item is not returnable
In Stock
$3.40
Tiller Clevis Pin#11

Bolo tines, wheels Diagram

Clevis pin

Part #9380
Replaced by #711-04126
?
Manufacturer substitution
This part replaces 9380. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.03
Lawn & Garden Equipment Hex Flange Nut#25

Engine & support brackets, pulleys, belts, belt cover Diagram

Nut

Part #9848
Replaced by #712-04054
?
Manufacturer substitution
This part replaces 9848. Substitute parts can look different from the original.
This item is not returnable
In Stock
$4.40
Lawn & Garden Equipment Cotter Pin

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Cotter pin

Part #9338
Replaced by #714-04048
?
Manufacturer substitution
This part replaces 9338. Substitute parts can look different from the original.
In Stock
$7.81

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
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

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

Kim Hillegass

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

November 1, 2015

Tiller common questions

Lyle Weischwill

These frequently asked questions might help you figure out what's wrong with your garden tiller.