Troybilt
Rear-Tine Tiller

Model # 12089 Official Troybilt tiller

Here are the diagrams and repair parts for Official Troybilt 12089 tiller, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 322 parts  |

Screw 9552
Screw

Part #9552

Replaced by #710-0599

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Manufacturer substitution
This part replaces 9552. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.91
17% OFF Phone Price : $5.91
In Stock
Bolt 9711
#8

Bolo tine assemblies diagram

Bolt

Part #9711

Replaced by #710-0514

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Manufacturer substitution
This part replaces 9711. Substitute parts can look different from the original.
BEST SELLER
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$5.33
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Horse Srial 9759
#11

Dozer/show blade attachment diagram

Horse srial

Part #9759

Replaced by #710-3180

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Manufacturer substitution
This part replaces 9759. Substitute parts can look different from the original.
This item is not returnable
$6.93
13% OFF Phone Price : $7.93
In Stock
Screw 9672
#31

Power unit transmission asm diagram

Screw

Part #9672

Replaced by #710-04354

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Manufacturer substitution
This part replaces 9672. Substitute parts can look different from the original.
This item is not returnable
$5.94
14% OFF Phone Price : $6.94
In Stock
Switch Assembly 1908112
#8

Electric start 7hp&8hp tillers diagram

Switch assembly

Part #1908112

Replaced by #925-0267B

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Manufacturer substitution
This part replaces 1908112. Substitute parts can look different from the original.
$36.59
12% OFF Phone Price : $41.59
In Stock
Lock Nut 9811
#20

Depth regulator & tine hood asm diagram

Lock nut

Part #9811

Replaced by #712-0324

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Manufacturer substitution
This part replaces 9811. Substitute parts can look different from the original.
This item is not returnable
$4.72
17% OFF Phone Price : $5.72
In Stock
Oil Seal 9617
Oil seal

Part #9617

Replaced by #921-04030

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Manufacturer substitution
This part replaces 9617. Substitute parts can look different from the original.
This item is not returnable
$15.89
11% OFF Phone Price : $17.89
In Stock
Roll Pin 9308
#16

Depth regulator & tine hood asm diagram

Roll pin

Part #9308

Replaced by #715-0108

?
Manufacturer substitution
This part replaces 9308. Substitute parts can look different from the original.
This item is not returnable
In Stock
Pin 9359
#79

Power unit transmission asm diagram

Pin

Part #9359

Replaced by #GW-9359

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Manufacturer substitution
This part replaces 9359. Substitute parts can look different from the original.
This item is not returnable
In Stock
Phillips Head Screw 9579
#40

Power unit transmission asm diagram

Phillips head screw

Part #9579

Replaced by #1186310

?
Manufacturer substitution
This part replaces 9579. Substitute parts can look different from the original.
This item is not returnable
In Stock

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

Main causes: clutch cable problems, faulty transmission…

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

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

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

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…

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 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.…