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Craftsman
Gas Walk-Behind Mower

Model # 917377070 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917377070 rotary lawn mower, as well as links to manuals and error code tables, if available.

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

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Owner’s manual
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Model diagram and schematic

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ALL PARTS
Showing 10 of 272 parts  |
Hex Flange Lock Nut 145212
#52

Handle/engine/housing/grassbag diagram

Hex flange lock nut

Part #145212

Replaced by #532409149

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Manufacturer substitution
This part replaces 145212. Substitute parts can look different from the original.
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Lock Nut 83923
#33

Drive control/gear case/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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Lawn Mower Drive Wheel 194231X427
#32

Drive control/gear case/wheels diagram

Lawn mower drive wheel

Part #194231X427

Replaced by #532403111

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Manufacturer substitution
This part replaces 194231X427. Substitute parts can look different from the original.
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Hndl.knob.bl 189713X428
#8

Handle/engine/housing/grassbag diagram

Hndl.knob.bl

Part #189713X428

Replaced by #532185577

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Manufacturer substitution
This part replaces 189713X428. Substitute parts can look different from the original.
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$10.64 | 
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Lawn Mower Wheel Dust Cover 189403
#29

Drive control/gear case/wheels diagram

Lawn mower wheel dust cover

Part #189403

Replaced by #581840401

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Manufacturer substitution
This part replaces 189403. Substitute parts can look different from the original.
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Lawn Mower Battery Charger 190097
#64

Handle/engine/housing/grassbag diagram

Lawn mower battery charger

Part #190097

Replaced by #597186301

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Manufacturer substitution
This part replaces 190097. Substitute parts can look different from the original.
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$32.98 | 
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Lock Nut 73800500
#24

Handle/engine/housing/grassbag diagram

Lock nut

Part #73800500

Replaced by #596040501

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Manufacturer substitution
This part replaces 73800500. Substitute parts can look different from the original.
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Spring 188291
#11

Drive control/gear case/wheels diagram

Spring

Part #188291

Replaced by #532188291

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Manufacturer substitution
This part replaces 188291. Substitute parts can look different from the original.
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Return Spring 182226
#60

Handle/engine/housing/grassbag diagram

Return spring

Part #182226

Replaced by #532406558

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Manufacturer substitution
This part replaces 182226. Substitute parts can look different from the original.
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Molded Ignition Key 180331
#67

Handle/engine/housing/grassbag diagram

Molded ignition key

Part #180331

Replaced by #532180331

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Manufacturer substitution
This part replaces 180331. Substitute parts can look different from the original.
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$7.98 | 
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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…

Read more

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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