Craftsman
Gas Walk-Behind Mower

Model # 917370430 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917370430 lawn mower, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 226 parts  |

Lawn & Garden Equipment Nut 409148
#29

Drive control/gear case/wheels diagram

Lawn & garden equipment nut

Part #409148

Replaced by #532409149

?
Manufacturer substitution
This part replaces 409148. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Lawn Mower Hex Flange Nut 409149
#25

Engine/housing/handle diagram

Lawn mower hex flange nut

Part #409149

Replaced by #532409149

?
Manufacturer substitution
This part replaces 409149. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Lawn Mower Wheel And Tire, 8 X 1.75-in 194231X460
#11

Drive control/gear case/wheels diagram

Lawn mower wheel and tire, 8 x 1.75-in

Part #194231X460

Replaced by #583719501

?
Manufacturer substitution
This part replaces 194231X460. Substitute parts can look different from the original.
BEST SELLER
$33.31
15% OFF Phone Price : $39.31
In Stock
Blade Adapter 421782
#46

Engine/housing/handle diagram

Blade adapter

Part #421782

Replaced by #581473301

?
Manufacturer substitution
This part replaces 421782. Substitute parts can look different from the original.
BEST SELLER
$19.36
9% OFF Phone Price : $21.36
In Stock
Hndl.knob.bl 189713X428
#12

Engine/housing/handle diagram

Hndl.knob.bl

Part #189713X428

Replaced by #532185577

?
Manufacturer substitution
This part replaces 189713X428. Substitute parts can look different from the original.
BEST SELLER
$10.64
16% OFF Phone Price : $12.64
In Stock
Lawn Mower Control Cable 438385
#2

Engine/housing/handle diagram

Lawn mower control cable

Part #438385

Replaced by #587326601

?
Manufacturer substitution
This part replaces 438385. Substitute parts can look different from the original.
BEST SELLER
$33.76
15% OFF Phone Price : $39.76
In Stock
Lawn Mower Wheel Dust Cover 189403
#14

Drive control/gear case/wheels diagram

Lawn mower wheel dust cover

Part #189403

Replaced by #581840401

?
Manufacturer substitution
This part replaces 189403. Substitute parts can look different from the original.
BEST SELLER
$7.98
11% OFF Phone Price : $8.98
In Stock
Lawn Mower Height Adjuster, Right (replaces 408018, 409098, 409109, 431145, 438462, 581497903) 581497908
#41

Drive control/gear case/wheels diagram

Lawn mower height adjuster, right (replaces 408018, 409098, 409109, 431145, 438462, 581497903)

Part #581497908

BEST SELLER
$25.32
19% OFF Phone Price : $31.32
In Stock
Lawn Mower Discharge Chute Door 421084
#9

Engine/housing/handle diagram

Lawn mower discharge chute door

Part #421084

Replaced by #532421084

?
Manufacturer substitution
This part replaces 421084. Substitute parts can look different from the original.
BEST SELLER
$26.64
18% OFF Phone Price : $32.64
In Stock
Return Spring 406558
#40

Drive control/gear case/wheels diagram

Return spring

Part #406558

Replaced by #532406558

?
Manufacturer substitution
This part replaces 406558. Substitute parts can look different from the original.
BEST SELLER
$9.31
10% OFF Phone Price : $10.31
In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

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

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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

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 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.…

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.…

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.…

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.

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.…

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.…

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.…