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Craftsman
Gas Walk-Behind Mower

Model # 917251050 Official Craftsman 42" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917251050 42" rotary lawn mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 125 parts  |
Hitch Pin, 2-pack 4939M
#39

Lift assembly diagram

Hitch pin, 2-pack

Part #4939M

Replaced by #596919601

?
Manufacturer substitution
This part replaces 4939M. Substitute parts can look different from the original.
This item is not returnable
$3.98 | 
20% OFF Phone Price : $4.98
In Stock
Bolt 126216
Bolt

Part #126216

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

Gripco Nut 1685H
#3

Mandrel assembly diagram

Gripco nut

Part #1685H

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

Spring 2876H
#27

Lift assembly diagram

Spring

Part #2876H

Replaced by #532002876

?
Manufacturer substitution
This part replaces 2876H. Substitute parts can look different from the original.
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Blade Spring Washer 9914M
#42

Mandrel assembly diagram

Blade spring washer

Part #9914M

Replaced by #583781401

?
Manufacturer substitution
This part replaces 9914M. Substitute parts can look different from the original.
$20.54
In Stock
Cotter 137185
#8

Lift assembly diagram

Cotter

Part #137185

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

Washer 120392
#45

Mandrel assembly diagram

Washer

Part #120392

Replaced by #STD551025

?
Manufacturer substitution
This part replaces 120392. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Bushing 4969H
#22

Mandrel assembly diagram

Bushing

Part #4969H

Replaced by #583768701

?
Manufacturer substitution
This part replaces 4969H. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Bearing 697H
#47

Lift assembly diagram

Bearing

Part #697H

Replaced by #532110485

?
Manufacturer substitution
This part replaces 697H. Substitute parts can look different from the original.
$20.54
In Stock
Wizard Lawn Tractor Grease Fitting (replaces 1641, 40493, 532006855, 532124836, 532155595, 62569, 706, Lp-706) 6855M
#12

Mandrel assembly diagram

Wizard lawn tractor grease fitting (replaces 1641, 40493, 532006855, 532124836, 532155595, 62569, 706, lp-706)

Part #6855M

Replaced by #532183226

?
Manufacturer substitution
This part replaces 6855M. Substitute parts can look different from the original.
This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
In Stock

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 run rough?

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

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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 vibrate a lot?

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

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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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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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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 replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Read more
Repair difficulty
Time required
 45 minutes or less

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