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Craftsman
Gas Walk-Behind Mower

Model # 917375940 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917375940 rotary 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

Model diagram and schematic

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ALL PARTS
Showing 10 of 123 parts  |
Belt, 21-in 532189028
#16

Engine/handle/housing/bag diagram

Belt, 21-in

Part #532189028

Replaced by #189028

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Manufacturer substitution
This part replaces 532189028. Substitute parts can look different from the original.
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Get free shipping with Automatic Reorder

$12.13 | 
39% OFF MSRP : $20.00
In Stock
Hex Flange Nut 532145212
#24

Wheels/tires/belt diagram

Hex flange nut

Part #532145212

Replaced by #532409149

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Manufacturer substitution
This part replaces 532145212. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Hex Nut 532083923
#33

Wheels/tires/belt diagram

Hex nut

Part #532083923

Replaced by #532409149

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Manufacturer substitution
This part replaces 532083923. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Washer 532851074
#17

Engine/handle/housing/bag diagram

Washer

Part #532851074

Replaced by #851074

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Manufacturer substitution
This part replaces 532851074. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.79 | 
26% OFF Phone Price : $3.79
In Stock
Pawl.drive.2 532175098
#37

Wheels/tires/belt diagram

Pawl.drive.2

Part #532175098

Replaced by #175098

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Manufacturer substitution
This part replaces 532175098. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.20 | 
31% OFF MSRP : $3.20
In Stock
Lawn Mower Drive Pinion Torsion Spring (replaces 188291) 532188291
#36

Wheels/tires/belt diagram

Lawn mower drive pinion torsion spring (replaces 188291)

Part #532188291

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$2.49 | 
29% OFF Phone Price : $3.49
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Lawn Mower Drive Belt 532183688
#50

Wheels/tires/belt diagram

Lawn mower drive belt

Part #532183688

The manufacturer no longer makes this part, and there's no substitute part

Wheel.9x2.25 532192619
#32

Wheels/tires/belt diagram

Wheel.9x2.25

Part #532192619

Replaced by #192622

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Manufacturer substitution
This part replaces 532192619. Substitute parts can look different from the original.
BEST SELLER
$38.12 | 
12% OFF Phone Price : $43.12
Back Order
O-ring 532188152
#23

Wheels/tires/belt diagram

O-ring

Part #532188152

Replaced by #197480

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Manufacturer substitution
This part replaces 532188152. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.20 | 
19% OFF Phone Price : $5.20
In Stock
Washer 532088348
#31

Wheels/tires/belt diagram

Washer

Part #532088348

Replaced by #88348

?
Manufacturer substitution
This part replaces 532088348. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.19 | 
19% OFF Phone Price : $5.19
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 stall?

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

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…

Read more

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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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 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 rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

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

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower ignition coil on a flathead engine

How to replace a lawn mower ignition coil on a flathead engine

If the spark plug doesn't fire when you try to start the mower, you could have a defective ignition coil. Follow these s…

Read more
Repair difficulty
Time required
 30 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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Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

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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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