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Craftsman
Gas Walk-Behind Mower

Model # 917383440 Official Craftsman 20" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917383440 20" rotary 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 87 parts  |
Selector Knob 77865
#51

Replacement parts diagram

Selector knob

Part #77865

Replaced by #532701037

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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
Stud 88291
#18

Replacement parts diagram

Stud

Part #88291

Replaced by #760875MA

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Manufacturer substitution
This part replaces 88291. Substitute parts can look different from the original.
$17.20 | 
10% OFF Phone Price : $19.20
In Stock
Lock Nut 69180
#82

Replacement parts diagram

Lock nut

Part #69180

Replaced by #532069180

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Manufacturer substitution
This part replaces 69180. Substitute parts can look different from the original.
This item is not returnable
$5.11
In Stock
Bolt 58714
#11

Replacement parts diagram

Bolt

Part #58714

Replaced by #532183724

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Manufacturer substitution
This part replaces 58714. Substitute parts can look different from the original.
This item is not returnable
$11.98 | 
14% OFF Phone Price : $13.98
In Stock
Adj Brkt Lh 86931
#53

Replacement parts diagram

Adj brkt lh

Part #86931

Replaced by #582968701

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Manufacturer substitution
This part replaces 86931. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Clip 87716
#13

Replacement parts diagram

Clip

Part #87716

Replaced by #582940401

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Manufacturer substitution
This part replaces 87716. Substitute parts can look different from the original.
This item is not returnable
$6.83
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.
$28.46
In Stock
Screw 88323
#64

Replacement parts diagram

Screw

Part #88323

Replaced by #874180412

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Manufacturer substitution
This part replaces 88323. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Spacer 84920
#52

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
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Retainer Clip 85179
#47

Replacement parts diagram

Retainer clip

Part #85179

Replaced by #532085179

?
Manufacturer substitution
This part replaces 85179. Substitute parts can look different from the original.
This item is not returnable
$6.83
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 vibrate a lot?

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

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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 run rough?

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

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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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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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Repair guides for gas walk-behind mowers

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How to rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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Time required
 15 minutes or less
How to replace a lawn mower wheel

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

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Repair difficulty
Time required
 15 minutes or less

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Types of walk-behind mower blades video

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