Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Troybilt
Rear-Tine Tiller

Model # 12077 Official Troybilt tuffy tiller

Here are the diagrams and repair parts for Official Troybilt 12077 tuffy tiller, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 125 parts  |
Bolt 9711
#1

Bolo tines, wheels diagram

Bolt

Part #9711

Replaced by #710-0514

?
Manufacturer substitution
This part replaces 9711. Substitute parts can look different from the original.
This item is not returnable
$5.33 | 
16% OFF Phone Price : $6.33
In Stock
Bolt Hx Here 9758
Bolt hx here

Part #9758

Replaced by #710-0805A

?
Manufacturer substitution
This part replaces 9758. Substitute parts can look different from the original.
This item is not returnable
$7.43
In Stock
Clevis Pin 9380
#9

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
$7.20
In Stock
Key 9305
#6

Wheel shaft&tiller shaft asm diagram

Key

Part #9305

Replaced by #714-04059

?
Manufacturer substitution
This part replaces 9305. Substitute parts can look different from the original.
$11.74
In Stock
Bolt 9703
#16

Handlebars, forward clutch cable diagram

Bolt

Part #9703

Replaced by #710-3008

?
Manufacturer substitution
This part replaces 9703. Substitute parts can look different from the original.
This item is not returnable
$4.62 | 
18% OFF Phone Price : $5.62
In Stock
Spring 55034
#27

Engine, forwarding drive mechanism diagram

Spring

Part #55034

Replaced by #732-04085

?
Manufacturer substitution
This part replaces 55034. Substitute parts can look different from the original.
This item is not returnable
$24.54
In Stock
Shim 1166-2
#3A

Wheel shaft&tiller shaft asm diagram

Shim

Part #1166-2

Replaced by #736-04260

?
Manufacturer substitution
This part replaces 1166-2. Substitute parts can look different from the original.
$11.74
In Stock
Bolt 90044
#14

Transm. hsg,seals,gaskets,plugs diagram

Bolt

Part #90044

Replaced by #710-04043

?
Manufacturer substitution
This part replaces 90044. Substitute parts can look different from the original.
This item is not returnable
$6.29
In Stock
Nut 9848
#7

Tine hood,depth regulator&dragbar diagram

Nut

Part #9848

Replaced by #712-04054

?
Manufacturer substitution
This part replaces 9848. Substitute parts can look different from the original.
$7.83
In Stock
Depth Regulator 55074
#8

Tine hood,depth regulator&dragbar diagram

Depth regulator

Part #55074

Replaced by #786-04292A-0638

?
Manufacturer substitution
This part replaces 55074. Substitute parts can look different from the original.
$90.40
In Stock

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

View all

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

Main causes: clutch cable problems, faulty transmission…

Read more

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…

Read more

Why won't my tillers wheels or tines turn?

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

Read more

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…

Read more

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

Main causes: broken shaft clevis pins, transmission failure…

Read more

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

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

Read more

Why won't my tiller's engine start?

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

Read more

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.

View all
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…

Read more
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.

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

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

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

Read more
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.…

Read more
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.…

Read more

Parts & More

Bottom-Mount Refrigerator
GE Bottom-mount refrigerator Parts