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Craftsman
Gas Walk-Behind Mower

Model # 917377420 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917377420 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
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Model diagram and schematic

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ALL PARTS
Showing 10 of 257 parts  |
Handle Knob 136376
#10

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.
BEST SELLER
$10.64 | 
16% OFF Phone Price : $12.64
In Stock
Handle Bolt 131959
#7

Main frame diagram

Handle bolt

Part #131959

Replaced by #532191574

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Manufacturer substitution
This part replaces 131959. Substitute parts can look different from the original.
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$7.98 | 
11% OFF Phone Price : $8.98
In Stock
Lawn Mower Wheel 151138
#43

Main frame diagram

Lawn mower wheel

Part #151138

Replaced by #180552

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Manufacturer substitution
This part replaces 151138. Substitute parts can look different from the original.
BEST SELLER
$29.83 | 
17% OFF Phone Price : $35.83
In Stock
Lock Nut 751592
#30

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.
BEST SELLER
This item is not returnable
$5.11
In Stock
Lawn & Garden Equipment Bolt (replaces 532150406, 532850998, 850998) 150406
#52

Main frame diagram

Lawn & garden equipment bolt (replaces 532150406, 532850998, 850998)

Part #150406

This item is not returnable
$4.89 | 
17% OFF Phone Price : $5.89
In Stock
Lawn Mower Wheel Dust Cover 88080
#21

Drive assembly diagram

Lawn mower wheel dust cover

Part #88080

This item is not returnable
$3.00 | 
25% OFF Phone Price : $4.00
In Stock
Discharge Guard 151889
#25

Main frame diagram

Discharge guard

Part #151889

Replaced by #582979401

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Manufacturer substitution
This part replaces 151889. Substitute parts can look different from the original.
This item is not returnable
$15.98 | 
11% OFF Phone Price : $17.98
In Stock
Lawn Mower E-ring (replaces 12000057) 12000058
#23

Drive assembly diagram

Lawn mower e-ring (replaces 12000057)

Part #12000058

Replaced by #812000058

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Manufacturer substitution
This part replaces 12000058. Substitute parts can look different from the original.
This item is not returnable
$5.11
In Stock
Lawn Mower Hub Cap 151440
#72

Main frame diagram

Lawn mower hub cap

Part #151440

Replaced by #583680301

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Manufacturer substitution
This part replaces 151440. Substitute parts can look different from the original.
This item is not returnable
$3.09 | 
24% OFF Phone Price : $4.09
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Bolt 142748
#42

Main frame diagram

Bolt

Part #142748

Replaced by #532174719

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Manufacturer substitution
This part replaces 142748. 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 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…

Read more

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 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 cut unevenly?

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

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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 drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

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

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

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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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