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Troybilt
Front-Tine Tiller

Model # 25A-128T063 Official Troybilt tiller/edger

Here are the diagrams and repair parts for Official Troybilt 25A-128T063 tiller/edger, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 65 parts  |
Scr Car 5/16 GW-90077
#36

Handle/wheels/tines diagram

Scr car 5/16

Part #GW-90077

Replaced by #710-0451

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Manufacturer substitution
This part replaces GW-90077. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.22 | 
16% OFF Phone Price : $6.22
In Stock
Washer 736-0463
#19

Transmission case diagram

Washer

Part #736-0463

This item is not returnable
$7.20
In Stock
Shaft Housing 753-04500
#NI

Transmission case diagram

Shaft housing

Part #753-04500

Replaced by #753-05469

?
Manufacturer substitution
This part replaces 753-04500. Substitute parts can look different from the original.
$44.13 | 
12% OFF Phone Price : $50.13
In Stock
Ryobi Lawn & Garden Equipment Nut 712-0324
Ryobi lawn & garden equipment nut

Part #712-0324

This item is not returnable
$4.72 | 
17% OFF Phone Price : $5.72
In Stock
Bolo Assembly 1909540
#31

Handle/wheels/tines diagram

Bolo assembly

Part #1909540

$50.93
In Stock
Tiller Hitch Pin 1185590
#42

Handle/wheels/tines diagram

Tiller hitch pin

Part #1185590

$7.86
In Stock
Ring Clip GW-9532
#41

Handle/wheels/tines diagram

Ring clip

Part #GW-9532

This item is not returnable
$5.94
In Stock
Screw 1747166
#22

Transmission case diagram

Screw

Part #1747166

This item is not returnable
$6.51
In Stock
Washer 1983713
#24

Transmission case diagram

Washer

Part #1983713

$8.31
In Stock
Brg Ball Pt/ 1983637
#7

Transmission case diagram

Brg ball pt/

Part #1983637

$47.78
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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