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Craftsman
Gas Walk-Behind Mower

Model # 917383640 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917383640 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 62 parts  |
Handle Knob 136376
#10

Replacement parts 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

Replacement parts diagram

Handle bolt

Part #131959

Replaced by #532191574

?
Manufacturer substitution
This part replaces 131959. Substitute parts can look different from the original.
BEST SELLER
$7.98 | 
11% OFF Phone Price : $8.98
In Stock
Lawn Mower Blade Adapter 850977
#55

Replacement parts diagram

Lawn mower blade adapter

Part #850977

Replaced by #581547901

?
Manufacturer substitution
This part replaces 850977. Substitute parts can look different from the original.
BEST SELLER
$18.44 | 
10% OFF Phone Price : $20.44
In Stock
Lawn & Garden Equipment Hinge Screw 88652
#23

Replacement parts diagram

Lawn & garden equipment hinge screw

Part #88652

Replaced by #532088652

?
Manufacturer substitution
This part replaces 88652. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Walk-behind Lawn Mower Selector Knob 87877
#35

Replacement parts diagram

Walk-behind lawn mower selector knob

Part #87877

Replaced by #532087877

?
Manufacturer substitution
This part replaces 87877. Substitute parts can look different from the original.
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Bolt 72070505
#49

Replacement parts diagram

Bolt

Part #72070505

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

Lawn Mower Cable Bracket 86899X004
#14

Replacement parts diagram

Lawn mower cable bracket

Part #86899X004

Replaced by #532430034

?
Manufacturer substitution
This part replaces 86899X004. Substitute parts can look different from the original.
$10.26
In Stock
Spring 700331X004
#36

Replacement parts diagram

Spring

Part #700331X004

Replaced by #532401621

?
Manufacturer substitution
This part replaces 700331X004. Substitute parts can look different from the original.
$8.54
In Stock
Tapping Screw 750097
#13

Replacement parts diagram

Tapping screw

Part #750097

Replaced by #817021008

?
Manufacturer substitution
This part replaces 750097. Substitute parts can look different from the original.
This item is not returnable
$3.99
In Stock
Screw 55187
#31

Replacement parts diagram

Screw

Part #55187

Replaced by #532428867

?
Manufacturer substitution
This part replaces 55187. Substitute parts can look different from the original.
This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
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…

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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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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. …

Read more
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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