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Troybilt
Gas Walk-Behind Mower

Model # 340640100101-340640199999 Official Troybilt walk-behind lawn mower

Here are the diagrams and repair parts for Official Troybilt 340640100101-340640199999 walk-behind lawn mower, 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 202 parts  |
Washer 1100255
#82

Handle assembly diagram

Washer

Part #1100255

Replaced by #736-0262

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Manufacturer substitution
This part replaces 1100255. Substitute parts can look different from the original.
This item is not returnable
$5.11 | 
16% OFF Phone Price : $6.11
In Stock
Lock Nut 1732499
#21

Handle assembly diagram

Lock nut

Part #1732499

Replaced by #712-3004A

?
Manufacturer substitution
This part replaces 1732499. Substitute parts can look different from the original.
This item is not returnable
$4.92 | 
17% OFF Phone Price : $5.92
In Stock
Screw 1100811
#7

Handle assembly diagram

Screw

Part #1100811

Replaced by #710-0606

?
Manufacturer substitution
This part replaces 1100811. Substitute parts can look different from the original.
This item is not returnable
$8.21 | 
11% OFF Phone Price : $9.21
In Stock
Paint Red 1900706
#316

Handle assembly diagram

Paint red

Part #1900706

Replaced by #788-0638A

?
Manufacturer substitution
This part replaces 1900706. Substitute parts can look different from the original.
This item is not returnable
$32.42
In Stock
Nut 1186389
#149

Engine diagram

Nut

Part #1186389

Replaced by #1186389

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Manufacturer substitution
This part replaces 1186389. Substitute parts can look different from the original.
This item is not returnable
$4.86
In Stock
Knife Assembly 1766763
#20B

Blade diagram

Knife assembly

Part #1766763

Replaced by #GW-34511

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Manufacturer substitution
This part replaces 1766763. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$453.29 | 
$12.00 OFF Phone Price : $465.29
In Stock
Spray Can Bl 1735222
#317

Handle assembly diagram

Spray can bl

Part #1735222

Replaced by #788-0637A

?
Manufacturer substitution
This part replaces 1735222. Substitute parts can look different from the original.
$36.68 | 
14% OFF Phone Price : $42.68
In Stock
Retainer Ring 1185102
#71

Engine diagram

Retainer ring

Part #1185102

Replaced by #716-0197

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Manufacturer substitution
This part replaces 1185102. Substitute parts can look different from the original.
$12.00
In Stock
Bar-knife 42 1766757
#7B

Blade diagram

Bar-knife 42

Part #1766757

Replaced by #1766757

?
Manufacturer substitution
This part replaces 1766757. Substitute parts can look different from the original.
$327.96
In Stock
Lock Nut 1764070
#53

Handle assembly diagram

Lock nut

Part #1764070

Replaced by #712-3054

?
Manufacturer substitution
This part replaces 1764070. Substitute parts can look different from the original.
This item is not returnable
$6.17
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

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Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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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.…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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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.…

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