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Craftsman
Gas Walk-Behind Mower

Model # 917375840 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917375840 lawn mower, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Owner’s manual
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Model diagram and schematic

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ALL PARTS
Showing 10 of 284 parts  |
Hex Flange Lock Nut 145212
#52

Handle/engine/housing diagram

Hex flange lock nut

Part #145212

Replaced by #532409149

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Manufacturer substitution
This part replaces 145212. Substitute parts can look different from the original.
BEST SELLER
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Lock Nut 83923
#33

Gear case/wheels/drive control diagram

Lock nut

Part #83923

Replaced by #532409149

?
Manufacturer substitution
This part replaces 83923. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
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16% OFF Phone Price : $6.31
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Lawn Mower Wheel Dust Cover 189403
#29

Gear case/wheels/drive control diagram

Lawn mower wheel dust cover

Part #189403

Replaced by #581840401

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Manufacturer substitution
This part replaces 189403. Substitute parts can look different from the original.
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$7.98
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11% OFF Phone Price : $8.98
In Stock
Lawn Mower Battery Charger 190097
#64

Handle/engine/housing diagram

Lawn mower battery charger

Part #190097

Replaced by #597186301

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Manufacturer substitution
This part replaces 190097. Substitute parts can look different from the original.
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$32.98
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15% OFF Phone Price : $38.98
In Stock
Lock Nut 73800500
#24

Handle/engine/housing diagram

Lock nut

Part #73800500

Replaced by #596040501

?
Manufacturer substitution
This part replaces 73800500. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.11
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Spring 188291
#11

Gear case/wheels/drive control diagram

Spring

Part #188291

Replaced by #532188291

?
Manufacturer substitution
This part replaces 188291. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
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Return Spring 182226
#60

Handle/engine/housing diagram

Return spring

Part #182226

Replaced by #532406558

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Manufacturer substitution
This part replaces 182226. Substitute parts can look different from the original.
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Lawn Mower Wheel 193912X460
#32

Gear case/wheels/drive control diagram

Lawn mower wheel

Part #193912X460

Replaced by #581009202

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Manufacturer substitution
This part replaces 193912X460. Substitute parts can look different from the original.
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$26.64
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Molded Ignition Key 180331
#67

Handle/engine/housing diagram

Molded ignition key

Part #180331

Replaced by #532180331

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Manufacturer substitution
This part replaces 180331. Substitute parts can look different from the original.
BEST SELLER
$7.98
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11% OFF Phone Price : $8.98
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Washer 67725
#47

Gear case/wheels/drive control diagram

Washer

Part #67725

Replaced by #532067725

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Manufacturer substitution
This part replaces 67725. Substitute parts can look different from the original.
BEST SELLER
$7.98
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11% OFF Phone Price : $8.98
In Stock

Symptoms for gas walk-behind mowers

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

View all

Why does my lawn mower vibrate a lot?

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

Read more

Why does my lawn mower cut unevenly?

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

Read more

Why does my lawn mower run rough?

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

Read more

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 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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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....

Read more
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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