Craftsman
Gas Walk-Behind Mower

Model #917378641 Craftsman gas walk-behind lawn mower

Here are the diagrams and repair parts for Craftsman 917378641 gas walk-behind lawn mower, as well as links to manuals and error code tables, if available.


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Showing 10 of 259 parts

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Lawn Mower E-Ring

#12

Wheels/tires/bag Diagram

Lawn mower e-ring

Part #12000058
$13.04

In Stock

Lawn Mower Ground Drive Belt, 3/8 x 33-9/16-in

#5

Wheels/tires/bag Diagram

Lawn mower ground drive belt, 3/8 x 33-9/16-in

Part #169778

Get free shipping with Automatic Reorder

$19.90

In Stock

Lawn Mower Drive Pawl

#51

Wheels/tires/bag Diagram

Lawn mower drive pawl

Part #175098
This item is not returnable
$3.81

In Stock

Lawn & Garden Equipment Self-Tapping Screw

#40

Engine/handle/housing Diagram

Lawn & garden equipment self-tapping screw

Part #750634
This item is not returnable
$3.42

In Stock

Lawn Mower Drive Gear Retainer, Right

#50

Wheels/tires/bag Diagram

Lawn mower drive gear retainer, right

Part #175102
This item is not returnable
$3.25 | 
19% OFF MSRP:$3.99

In Stock

Lawn & Garden Equipment Screw, 14-20 x 5/8-in

#1

Gearcase assembly Diagram

Lawn & garden equipment screw, 14-20 x 5/8-in

Part #17060410
This item is not returnable
$4.35

In Stock

Lawn Mower Support Bracket

#12

Engine/handle/housing Diagram

Lawn mower support bracket

Part #175070X479
This item is not returnable
$3.70 | 
7% OFF MSRP:$3.99

In Stock

Lawn Mower Drive Gear

#49

Wheels/tires/bag Diagram

$7.68 | 
15% OFF MSRP:$8.99

In Stock

Lawn Mower Drive Control Assembly

#1

Wheels/tires/bag Diagram

$30.64

In Stock

Lawn Mower Drive Disc

#53

Wheels/tires/bag Diagram

Lawn mower drive disc

Part #175104
This item is not returnable
$4.55

In Stock

Showing 10 of 259 parts

Symptoms for gas walk-behind mowers

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

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, bad ignition coil

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.

March 1, 2016
By Lyle Weischwill
How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive cable if it's broken or frozen up inside the sheath.

Repair difficulty
Time required
 60 minutes or less
April 1, 2013
By Lyle Weischwill
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
April 1, 2013
By Lyle Weischwill
How to replace a lawn mower safety switch

The safety switch stops the engine when you release the lever on the handle. This repair guide explains how to replace it if it's not working correctly.

Repair difficulty
Time required
 30 minutes or less

Articles and videos common to all walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

October 1, 2019

Types of walk-behind mower blades video

By Sears PartsDirect staff

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