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Craftsman
Gas Walk-Behind Mower

Model # 917250122 Official Craftsman 38" mower attachment

Here are the diagrams and repair parts for Official Craftsman 917250122 38" mower attachment, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 89 parts  |
E-ring 98000071
#40

Replacement parts diagram

E-ring

Part #98000071

Replaced by #812000029

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Manufacturer substitution
This part replaces 98000071. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.50 | 
22% OFF Phone Price : $4.50
In Stock
Nut 5394H
#8

Replacement parts diagram

Nut

Part #5394H

Replaced by #73930600

?
Manufacturer substitution
This part replaces 5394H. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Gripco Nut 1685H
#29

Replacement parts diagram

Gripco nut

Part #1685H

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

Keps Nut 271184
#25

Replacement parts diagram

Keps nut

Part #271184

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

Gasket 788028
#10

Head assembly diagram

Gasket

Part #788028

Replaced by #788028

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Manufacturer substitution
This part replaces 788028. Substitute parts can look different from the original.
This item is not returnable
$6.09
In Stock
Rh Assy 794041
Rh assy

Part #794041

Replaced by #794041

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Manufacturer substitution
This part replaces 794041. Substitute parts can look different from the original.
$198.89 | 
5% OFF Phone Price : $208.89
In Stock
Lh Assy 794042
Lh assy

Part #794042

Replaced by #794042

?
Manufacturer substitution
This part replaces 794042. Substitute parts can look different from the original.
$192.29 | 
5% OFF Phone Price : $202.29
In Stock
Screw 133096
#51

Replacement parts diagram

Screw

Part #133096

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

Output Shaft 776092
#7

Head assembly diagram

Output shaft

Part #776092

Replaced by #776042

?
Manufacturer substitution
This part replaces 776092. Substitute parts can look different from the original.
$49.82
In Stock
Coupling 786028
Coupling

Part #786028

Replaced by #786028

?
Manufacturer substitution
This part replaces 786028. Substitute parts can look different from the original.
This item is not returnable
$21.89 | 
19% OFF Phone Price : $26.89
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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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

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