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Yard-Man
Gas Walk-Behind Mower

Model # 11A-503E755 Official Yard-Man rotary lawn mower

Here are the diagrams and repair parts for Official Yard-Man 11A-503E755 rotary 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

Model diagram and schematic

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ALL PARTS
Showing 10 of 47 parts  |
Bell Support 736-0524A
#26

Mower parts diagram

Bell support

Part #736-0524A

Replaced by #736-0524B-1

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Manufacturer substitution
This part replaces 736-0524A. Substitute parts can look different from the original.
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$6.11 | 
23% OFF Was : $7.90
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Yard Machines Lawn & Garden Equipment Hex Bolt, 3/8-24 X 1-1/2-in (replaces 910-1044) 710-1044
#25

Mower parts diagram

Yard machines lawn & garden equipment hex bolt, 3/8-24 x 1-1/2-in (replaces 910-1044)

Part #710-1044

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$4.98 | 
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Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
#43

Mower parts diagram

Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

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$4.91 | 
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Hinge Pin 747-0710
#33

Mower parts diagram

Hinge pin

Part #747-0710

Replaced by #747-0710A

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Manufacturer substitution
This part replaces 747-0710. Substitute parts can look different from the original.
BEST SELLER
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$4.42 | 
22% OFF Was : $5.70
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Lawn & Garden Equipment Cable Tie 725-0157
#9

Mower parts diagram

Lawn & garden equipment cable tie

Part #725-0157

Replaced by #726-0178

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Manufacturer substitution
This part replaces 725-0157. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Yard Machines Lawn & Garden Equipment Cupped Washer 736-0270
#20

Mower parts diagram

Yard machines lawn & garden equipment cupped washer

Part #736-0270

This item is not returnable
$5.10 | 
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Yard Machines Lawn & Garden Equipment Bolt 710-1174
#8

Mower parts diagram

Yard machines lawn & garden equipment bolt

Part #710-1174

This item is not returnable
$10.97 | 
15% OFF Phone Price : $12.97
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Bail 747-1161A
#1

Mower parts diagram

Bail

Part #747-1161A

Replaced by #747-1161A-0637

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Manufacturer substitution
This part replaces 747-1161A. Substitute parts can look different from the original.
This item is not returnable
$19.52 | 
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Upper Handle 749-1092A
#2

Mower parts diagram

Upper handle

Part #749-1092A

Replaced by #749-1092A-0637

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Manufacturer substitution
This part replaces 749-1092A. Substitute parts can look different from the original.
$61.19 | 
9% OFF Phone Price : $67.19
In Stock
Lawn Mower Wheel 734-04086
#29

Mower parts diagram

Lawn mower wheel

Part #734-04086

Replaced by #734-1988

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Manufacturer substitution
This part replaces 734-04086. Substitute parts can look different from the original.
This item is not returnable
$21.64 | 
23% OFF Was : $28.00
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. …

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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…

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Repair difficulty
Time required
 45 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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Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

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

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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Top questions about Sears and Sears PartsDirect

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