Craftsman
Gas Walk-Behind Mower

Model # 91737790 Official Craftsman rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 91737790 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 261 parts  |

Handle Knob 136376
#6

Rotary lawn mower diagram

Handle knob

Part #136376

Replaced by #532185577

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Manufacturer substitution
This part replaces 136376. Substitute parts can look different from the original.
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In Stock
Lawn Mower Height Adjuster Knob 701037
#18

Wheels and tires 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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This item is not returnable
$6.64
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Rope Guide 132001
#61

Rotary lawn mower diagram

Rope guide

Part #132001

Replaced by #586122501

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Manufacturer substitution
This part replaces 132001. Substitute parts can look different from the original.
This item is not returnable
$15.59
11% OFF Phone Price : $17.59
In Stock
Belt 146527
#5

Wheels and tires diagram

Belt

Part #146527

Replaced by #532157769

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Manufacturer substitution
This part replaces 146527. Substitute parts can look different from the original.

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Lawn Mower E-ring (replaces 12000057) 12000058
#12

Wheels and tires diagram

Lawn mower e-ring (replaces 12000057)

Part #12000058

Replaced by #812000058

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Manufacturer substitution
This part replaces 12000058. Substitute parts can look different from the original.
This item is not returnable
In Stock
Bolt 142748
#28

Rotary lawn mower diagram

Bolt

Part #142748

Replaced by #532174719

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Manufacturer substitution
This part replaces 142748. Substitute parts can look different from the original.
This item is not returnable
In Stock
Screw.hxhd.1 143603
#26

Wheels and tires diagram

Screw.hxhd.1

Part #143603

Replaced by #582961101

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Manufacturer substitution
This part replaces 143603. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lawn & Garden Equipment Pan Head Screw 158755
#4

Wheels and tires diagram

Lawn & garden equipment pan head screw

Part #158755

This item is not returnable
In Stock
Lawn & Garden Equipment Bearing 77881
#7

Gear case diagram

Lawn & garden equipment bearing

Part #77881

Replaced by #532077881

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Manufacturer substitution
This part replaces 77881. Substitute parts can look different from the original.
In Stock
Wave Washer 57143
#68

Rotary lawn mower diagram

Wave washer

Part #57143

Replaced by #532428450

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Manufacturer substitution
This part replaces 57143. Substitute parts can look different from the original.
This item is not returnable
In Stock

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

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

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

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 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…

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

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…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 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.

Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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