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Craftsman
Gas Walk-Behind Mower

Model # 917372780 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917372780 lawn mower, as well as links to manuals and error code tables, if available.

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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 118 parts  |
Lawn Mower 22-in Deck Mulching Blade 850973
#50

Main frame diagram

Lawn mower 22-in deck mulching blade

Part #850973

Replaced by #532406713

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Manufacturer substitution
This part replaces 850973. Substitute parts can look different from the original.
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Get free shipping with Automatic Reorder

$28.29 | 
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Handle Knob 136376
#9

Main frame diagram

Handle knob

Part #136376

Replaced by #532185577

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Manufacturer substitution
This part replaces 136376. Substitute parts can look different from the original.
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$10.64 | 
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In Stock
Lawn Mower Wheel Dust Cover 88080
#23

Drive assembly diagram

Lawn mower wheel dust cover

Part #88080

Replaced by #581840401

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Manufacturer substitution
This part replaces 88080. Substitute parts can look different from the original.
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$7.98 | 
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In Stock
Lock Nut 751592
#58

Main frame diagram

Lock nut

Part #751592

Replaced by #596322601

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Manufacturer substitution
This part replaces 751592. Substitute parts can look different from the original.
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This item is not returnable
$5.11
In Stock
Washer 67725
#24

Drive assembly 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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Washer 52160
Washer

Part #52160

Replaced by #596040101

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Manufacturer substitution
This part replaces 52160. Substitute parts can look different from the original.
This item is not returnable
$5.11
In Stock
Lawn & Garden Equipment Engine Recoil Starter Handle (replaces 590443, 590452) 590701
#13

Rewind starter diagram

Lawn & garden equipment engine recoil starter handle (replaces 590443, 590452)

Part #590701

This item is not returnable
$7.80 | 
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In Stock
Spacer 84920
#34

Main frame diagram

Spacer

Part #84920

Replaced by #532401629

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Manufacturer substitution
This part replaces 84920. Substitute parts can look different from the original.
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
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Starter Handle 590452
#13

Starter 590637 (71/143) diagram

Starter handle

Part #590452

Replaced by #590701

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Manufacturer substitution
This part replaces 590452. Substitute parts can look different from the original.
This item is not returnable
$7.80 | 
11% OFF Phone Price : $8.80
In Stock
Shoulder Bolt 84921
#40

Main frame diagram

Shoulder bolt

Part #84921

Replaced by #532174719

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Manufacturer substitution
This part replaces 84921. Substitute parts can look different from the original.
This item is not returnable
$13.69
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…

Read more

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…

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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. …

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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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