Craftsman
Gas Walk-Behind Mower

Model # 917388551 Official Craftsman gas walk-behind lawn mower

Here are the diagrams and repair parts for Official Craftsman 917388551 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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Lawn Mower 21-in Deck 3-in-1 Blade (replaces 532189028, 5321890-28) 189028
#56

Engine/housing/handle/bag/wheels diagram

Lawn mower 21-in deck 3-in-1 blade (replaces 532189028, 5321890-28)

Part #189028

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Lock Nut 83923
#39

Engine/housing/handle/bag/wheels diagram

Lock nut

Part #83923

Replaced by #532409149

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Manufacturer substitution
This part replaces 83923. Substitute parts can look different from the original.
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Skirt 188987
#21

Engine/housing/handle/bag/wheels diagram

Skirt

Part #188987

Replaced by #413160

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Handle Knob 136376
#14

Engine/housing/handle/bag/wheels diagram

Handle knob

Part #136376

Replaced by #532185577

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This part replaces 136376. Substitute parts can look different from the original.
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Bagger 188812
#67

Engine/housing/handle/bag/wheels diagram

Bagger

Part #188812

Replaced by #410666

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Lawn & Garden Equipment Screw 851084
#53

Engine/housing/handle/bag/wheels diagram

Lawn & garden equipment screw

Part #851084

Replaced by #532435345

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Manufacturer substitution
This part replaces 851084. Substitute parts can look different from the original.
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Lawn & Garden Equipment Washer (replaces 532851074, 5328510-74) 851074
#55

Engine/housing/handle/bag/wheels diagram

Lawn & garden equipment washer (replaces 532851074, 5328510-74)

Part #851074

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Lawn Mower Blade Adapter 184590
#57

Engine/housing/handle/bag/wheels diagram

Lawn mower blade adapter

Part #184590

Replaced by #418373

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This part replaces 184590. Substitute parts can look different from the original.
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Lawn & Garden Equipment Hinge Screw 88652
#41

Engine/housing/handle/bag/wheels diagram

Lawn & garden equipment hinge screw

Part #88652

Replaced by #532088652

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This part replaces 88652. Substitute parts can look different from the original.
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Lawn Mower Cable Bracket 86899X004
#13

Engine/housing/handle/bag/wheels diagram

Lawn mower cable bracket

Part #86899X004

Replaced by #429930X004

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Manufacturer substitution
This part replaces 86899X004. Substitute parts can look different from the original.
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Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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.

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…

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. …

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…

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.

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…

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

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