Gas Walk-Behind Mower

Model # 917387440 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917387440 rotary lawn mower, as well as links to manuals and error code tables, if available.

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917387440 Walk-Behind Mowers
Lock Nut 83923
#43

Lawn mower diagram

Lock nut

Part #83923

Replaced by #532409149

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This part replaces 83923. Substitute parts can look different from the original.
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Lawn Mower Blade 152202
#58

Lawn mower diagram

Lawn mower blade

Part #152202

Replaced by #532406713

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$33.31
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Handle Knob 136376
#14

Lawn mower 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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$11.53
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Handle Bolt 131959
#7

Lawn mower diagram

Handle bolt

Part #131959

Replaced by #532191574

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This part replaces 131959. Substitute parts can look different from the original.
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Lawn Mower Height Adjuster Knob 701037
#29

Lawn mower diagram

Lawn mower height adjuster knob

Part #701037

Replaced by #532701037

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This part replaces 701037. Substitute parts can look different from the original.
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Lock Nut 751592
#22

Lawn mower diagram

Lock nut

Part #751592

Replaced by #596322601

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This part replaces 751592. Substitute parts can look different from the original.
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Torsion Spring 152124
#30

Lawn mower diagram

Torsion spring

Part #152124

Replaced by #532152124

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This part replaces 152124. Substitute parts can look different from the original.
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Rope Guide 153638
#4

Lawn mower diagram

Rope guide

Part #153638

Replaced by #586122501

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$15.99
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Discharge Guard 151889
#34

Lawn mower diagram

Discharge guard

Part #151889

Replaced by #582979401

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$14.42
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Height Spacer 146630
#26

Lawn mower diagram

Height spacer

Part #146630

Replaced by #532401629

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Manufacturer substitution
This part replaces 146630. Substitute parts can look different from the original.
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$4.31
19% OFF Was : $5.31
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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.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

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