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Craftsman
Gas Walk-Behind Mower

Model # 917378722 Official Craftsman gas walk-behind lawn mower

Here are the diagrams and repair parts for Official Craftsman 917378722 gas walk-behind lawn mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 134 parts  |
Selector Knob 77865
#22

Drive assembly diagram

Selector knob

Part #77865

Replaced by #532701037

?
Manufacturer substitution
This part replaces 77865. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
In Stock
Knob 132800
#73

Main frame diagram

Knob

Part #132800

Replaced by #532701037

?
Manufacturer substitution
This part replaces 132800. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
In Stock
Lawn Mower E-ring 12000014
#15

Main frame diagram

Lawn mower e-ring

Part #12000014

Replaced by #812000014

?
Manufacturer substitution
This part replaces 12000014. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Handle Knob 63688
#12

Main frame diagram

Handle knob

Part #63688

Replaced by #532183724

?
Manufacturer substitution
This part replaces 63688. Substitute parts can look different from the original.
This item is not returnable
$11.98 | 
14% OFF Phone Price : $13.98
In Stock
Tapping Screw 750097
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
Lawn & Garden Equipment Bearing 77881
#7

Gear case assembly diagram

Lawn & garden equipment bearing

Part #77881

Replaced by #532077881

?
Manufacturer substitution
This part replaces 77881. Substitute parts can look different from the original.
$33.31
In Stock
Wave Washer 57143
#33

Main frame diagram

Wave washer

Part #57143

Replaced by #532428450

?
Manufacturer substitution
This part replaces 57143. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Pipe Fitting 132010
#41

Drive assembly diagram

Pipe fitting

Part #132010

Replaced by #532409149

?
Manufacturer substitution
This part replaces 132010. Substitute parts can look different from the original.
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Lawn Mower Transmission Axle 750430
#9

Gear case assembly diagram

Lawn mower transmission axle

Part #750430

Replaced by #532750430

?
Manufacturer substitution
This part replaces 750430. Substitute parts can look different from the original.
$66.64
In Stock
Spacer 84920
#39

Main frame diagram

Spacer

Part #84920

Replaced by #532401629

?
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
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. …

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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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