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Craftsman
Gas Walk-Behind Mower

Model # 917372100 Official Craftsman 20" power-propelled lawn mower

Here are the diagrams and repair parts for Official Craftsman 917372100 20" power-propelled lawn mower, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 93 parts  |
Bolt 64763
#47

Main frame diagram

Bolt

Part #64763

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

Chain 74787
#35

Drive assembly diagram

Chain

Part #74787

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

Screw 81283
#26

Main frame diagram

Screw

Part #81283

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

Screw STD512505
#17

Main frame diagram

Screw

Part #STD512505

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

Deflector 33301

#NI

All parts diagram

Deflector

Part #33301

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

Drive Shaft 73628
#17

Drive assembly diagram

Drive shaft

Part #73628

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

Housing 79954
#18

Main frame diagram

Housing

Part #79954

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

Axle Arm 73632
#40

Main frame diagram

Axle arm

Part #73632

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

Screw STD601003
#28

Main frame diagram

Screw

Part #STD601003

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

Screw 52828
#60

Main frame diagram

Screw

Part #52828

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.

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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

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 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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Repair difficulty
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

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

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.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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