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Craftsman
Gas Walk-Behind Mower

Model # 917255500 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917255500 lawn mower, as well as links to manuals and error code tables, if available.

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

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 99 parts  |
Lawn Mower Hex Flange Nut 409149
#57

Drive control/gear case/wheels diagram

Lawn mower hex flange nut

Part #409149

Replaced by #532409149

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Manufacturer substitution
This part replaces 409149. Substitute parts can look different from the original.
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Lawn & Garden Equipment Nut 409148
#33

Drive control/gear case/wheels diagram

Lawn & garden equipment nut

Part #409148

Replaced by #532409149

?
Manufacturer substitution
This part replaces 409148. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31 | 
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Blade Adapter 421782
#46

Engine/housing/handle diagram

Blade adapter

Part #421782

Replaced by #581473301

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Manufacturer substitution
This part replaces 421782. Substitute parts can look different from the original.
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$19.36 | 
9% OFF Phone Price : $21.36
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Hndl.knob.bl 189713X428
#12

Engine/housing/handle diagram

Hndl.knob.bl

Part #189713X428

Replaced by #532185577

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Manufacturer substitution
This part replaces 189713X428. Substitute parts can look different from the original.
BEST SELLER
$10.64 | 
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Lawn Mower Grass Bag 429016
#30

Engine/housing/handle diagram

Lawn mower grass bag

Part #429016

Replaced by #580943401

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Manufacturer substitution
This part replaces 429016. Substitute parts can look different from the original.
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$39.98 | 
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Lawn Mower Wheel, 8 X 1.75-in 400249X460
#40

Drive control/gear case/wheels diagram

Lawn mower wheel, 8 x 1.75-in

Part #400249X460

Replaced by #583733801

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Manufacturer substitution
This part replaces 400249X460. Substitute parts can look different from the original.
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Return Spring 406558
#55

Drive control/gear case/wheels diagram

Return spring

Part #406558

Replaced by #532406558

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Manufacturer substitution
This part replaces 406558. Substitute parts can look different from the original.
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Bolt 17000510
Bolt

Part #17000510

Replaced by #817000510

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Manufacturer substitution
This part replaces 17000510. Substitute parts can look different from the original.
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Lawn Mower Drive Control Assembly 434776
#1

Drive control/gear case/wheels diagram

Lawn mower drive control assembly

Part #434776

Replaced by #598688301

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Manufacturer substitution
This part replaces 434776. Substitute parts can look different from the original.
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$41.00 | 
13% OFF Phone Price : $47.00
In Stock
Lawn Mower Wheel 428780X428
#32

Drive control/gear case/wheels diagram

Lawn mower wheel

Part #428780X428

Replaced by #581336701

?
Manufacturer substitution
This part replaces 428780X428. Substitute parts can look different from the original.
BEST SELLER
$49.98 | 
11% OFF Phone Price : $55.98
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 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 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 cut unevenly?

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

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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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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 vibrate a lot?

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

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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 recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower carburetor

How to replace a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Replace the carburetor if it's clogged or damaged.…

Read more
Repair difficulty
Time required
 15 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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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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Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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