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Craftsman
Gas Walk-Behind Mower

Model # 917374910 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917374910 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 87 parts  |
Blade Adapter 421782
#46

Engine/housing/handle diagram

Blade adapter

Part #421782

Replaced by #581473301

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Manufacturer substitution
This part replaces 421782. Substitute parts can look different from the original.
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$19.36 | 
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In Stock
Hndl.knob.bl 189713X428
#12

Engine/housing/handle 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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Handle Bolt 191574
#59

Engine/housing/handle diagram

Handle bolt

Part #191574

Replaced by #532191574

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Manufacturer substitution
This part replaces 191574. Substitute parts can look different from the original.
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Lawn Mower Height Adjuster Knob 701037
#18

Drive control/gear case/wheels diagram

Lawn mower height adjuster knob

Part #701037

Replaced by #532701037

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Manufacturer substitution
This part replaces 701037. Substitute parts can look different from the original.
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Drive Pawl 404845
#31

Drive control/gear case/wheels diagram

Drive pawl

Part #404845

Replaced by #532404845

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Manufacturer substitution
This part replaces 404845. Substitute parts can look different from the original.
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Return Spring 406558
#55

Drive control/gear case/wheels diagram

Return spring

Part #406558

Replaced by #532406558

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Manufacturer substitution
This part replaces 406558. Substitute parts can look different from the original.
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Lawn Mower Wheel (replaces 405745x427, 405745x460, 532413584) 581685301
#32

Drive control/gear case/wheels diagram

Lawn mower wheel (replaces 405745x427, 405745x460, 532413584)

Part #581685301

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Lawn Mower Grass Bag Frame Assembly 446432
#31

Engine/housing/handle diagram

Lawn mower grass bag frame assembly

Part #446432

Replaced by #585054703

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Manufacturer substitution
This part replaces 446432. Substitute parts can look different from the original.
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Nut 132004
#18

Engine/housing/handle diagram

Nut

Part #132004

Replaced by #582478602

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Manufacturer substitution
This part replaces 132004. Substitute parts can look different from the original.
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Bolt 17000510
Bolt

Part #17000510

Replaced by #817000510

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Manufacturer substitution
This part replaces 17000510. Substitute parts can look different from the original.
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$6.64 | 
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Symptoms for gas walk-behind mowers

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

View all

Why does my lawn mower stall?

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

Read more

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…

Read more

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 won't my lawn mower move?

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

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 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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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.…

Read more
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.…

Read more
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.…

Read more
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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