Gas Walk-Behind Mower

Model # 11A-08JC031 Official MTD lawn mower

Here are the diagrams and repair parts for Official MTD 11A-08JC031 lawn mower, as well as links to manuals and error code tables, if available.

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11A-08JC031 Walk-Behind Mowers
Lawn Mower Blade Support (replaces 936-0524a) 736-0524B
#12

Lawn mower diagram

Lawn mower blade support (replaces 936-0524a)

Part #736-0524B

Replaced by #736-0524B-1

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Manufacturer substitution
This part replaces 736-0524B. Substitute parts can look different from the original.
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$6.78
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Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
#14

Lawn mower diagram

Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

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$5.27
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Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
#21

Lawn mower diagram

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

Part #710-0599

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Yard Machines Lawn Mower Handle Knob (replaces 01000382, 113589, 720-04072, 720-04125) 720-04072A
#27

Lawn mower diagram

Yard machines lawn mower handle knob (replaces 01000382, 113589, 720-04072, 720-04125)

Part #720-04072A

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Hinge Pin 747-0710
#35

Lawn mower 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.
This item is not returnable
$4.76
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Yard Machines Lawn Mower Wheel 734-1987
#25

Lawn mower diagram

Yard machines lawn mower wheel

Part #734-1987

$26.80
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Lawn Mower Lower Handle 749-04037
#6

Lawn mower diagram

Lawn mower lower handle

Part #749-04037

$66.59
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Yard Machines Lawn & Garden Equipment Cupped Washer 736-0270
#22

Lawn mower diagram

Yard machines lawn & garden equipment cupped washer

Part #736-0270

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$5.10
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Lawn Mower Height Adjuster Lever (replaces 687-02051) 732-1026
#32

Lawn mower diagram

Lawn mower height adjuster lever (replaces 687-02051)

Part #732-1026

This item is not returnable
$10.14
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Lawn & Garden Equipment Cable Tie 725-0157
#7

Lawn mower 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
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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.

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.…

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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