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Craftsman
Gas Walk-Behind Mower

Model # 917371812 Official Craftsman lawn mower

Here are the diagrams and repair parts for Official Craftsman 917371812 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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Owner’s manual
  View engine

Model diagram and schematic

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ALL PARTS
Showing 10 of 185 parts  |
Lawn Mower Transmission Assembly 408029
#15

Drive control/gear case/wheels diagram

Lawn mower transmission assembly

Part #408029

$67.59 | 
8% OFF Phone Price : $73.59
In Stock
Husqvarna Lawn Mower 21-in Deck Mulching Blade (replaces 187183, 33273, 33364, 532159267) 159267
#16

Engine/housing/handle/grassbag diagram

Husqvarna lawn mower 21-in deck mulching blade (replaces 187183, 33273, 33364, 532159267)

Part #159267

Get free shipping with Automatic Reorder

$8.93 | 
10% OFF Phone Price : $9.93
In Stock
Lawn Mower Mulching Door Spring (replaces 532183446, 5321834-46) 183446
#26

Engine/housing/handle/grassbag diagram

Lawn mower mulching door spring (replaces 532183446, 5321834-46)

Part #183446

Replaced by #532183446

?
Manufacturer substitution
This part replaces 183446. Substitute parts can look different from the original.
$8.54
In Stock
Lawn Mower Idler Pulley 166043
#27

Drive control/gear case/wheels diagram

Lawn mower idler pulley

Part #166043

Replaced by #532166043

?
Manufacturer substitution
This part replaces 166043. Substitute parts can look different from the original.
$37.31
In Stock
Lawn Mower Bushing 183438
#47

Drive control/gear case/wheels diagram

Lawn mower bushing

Part #183438

Replaced by #532183438

?
Manufacturer substitution
This part replaces 183438. Substitute parts can look different from the original.
This item is not returnable
$7.98 | 
11% OFF Phone Price : $8.98
In Stock
Lawn Mower Housing 195147
#51

Engine/housing/handle/grassbag diagram

Lawn mower housing

Part #195147

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

Idler Arm 408004X004
#26

Drive control/gear case/wheels diagram

Idler arm

Part #408004X004

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

Output Seal 183508
#3

Gear case diagram

Output seal

Part #183508

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

Fuel Stabilizer 33500

#NI04

All parts diagram

Fuel stabilizer

Part #33500

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

Screw.hwh.1/ 199422
#14

Engine/housing/handle/grassbag diagram

Screw.hwh.1/

Part #199422

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.…

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.…

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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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