Gas Walk-Behind Mower

Model # 917906601 Official Craftsman 20" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917906601 20" rotary lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for
917906601 Walk-Behind Mowers
Lock Nut 83923
#30

Replacement parts 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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$5.76
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Washer 61537
#40

Replacement parts diagram

Washer

Part #61537

Replaced by #596134901

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Manufacturer substitution
This part replaces 61537. Substitute parts can look different from the original.
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$4.31
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Hairpin 51793
#12

Replacement parts diagram

Hairpin

Part #51793

Replaced by #532051793

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Manufacturer substitution
This part replaces 51793. Substitute parts can look different from the original.
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$8.64
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Decal 78850
#24

Replacement parts diagram

Decal

Part #78850

Replaced by #539913010

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Manufacturer substitution
This part replaces 78850. Substitute parts can look different from the original.
This item is not returnable
In Stock
Spacer 84920
#33

Replacement parts diagram

Spacer

Part #84920

Replaced by #532401629

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Manufacturer substitution
This part replaces 84920. Substitute parts can look different from the original.
This item is not returnable
$4.31
19% OFF Was : $5.31
In Stock
Blade 69229
Blade

Part #69229

Replaced by #532145106

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Manufacturer substitution
This part replaces 69229. Substitute parts can look different from the original.
In Stock
Washer 62335
#35

Replacement parts diagram

Washer

Part #62335

Replaced by #532062335

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Manufacturer substitution
This part replaces 62335. Substitute parts can look different from the original.
In Stock
Shoulder Bolt 84921
#36

Replacement parts diagram

Shoulder bolt

Part #84921

Replaced by #532174719

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Manufacturer substitution
This part replaces 84921. Substitute parts can look different from the original.
This item is not returnable
In Stock
Cable Assembly 84090
#5

Replacement parts diagram

Cable assembly

Part #84090

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

Shoulder Bolt 83988
#38

Replacement parts diagram

Shoulder bolt

Part #83988

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

Symptoms for gas walk-behind mowers

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

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

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

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

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

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 drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 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

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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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