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Gas Walk-Behind Mower

Model # 11A-020B000 Official MTD lawn mower

Here are the diagrams and repair parts for Official MTD 11A-020B000 lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for11A-020B000 Walk-Behind Mowers

  • Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 712-04063
    #16

    Lawn mower diagram

    Yard machines lawn & garden equipment lock nut, 5/16-18

    Part #712-04063

    BEST SELLER
    This item is not returnable
    $4.40 | 
    19% OFF Phone Price : $5.40
    Back Order
  • Lawn Mower Blade Support 736-0524B
    #9

    Lawn mower diagram

    Lawn mower blade support

    Part #736-0524B

    Replaced by #736-0524B-1

    ?
    Manufacturer substitution
    This part replaces 736-0524B. Substitute parts can look different from the original.
    BEST SELLER

    Get free shipping with Automatic Reorder

    $6.78 | 
    13% OFF Phone Price : $7.78
    Back Order
  • Mtd Yard Machines Lawn Tractor Flange Nut 712-04065
    #24

    Lawn mower diagram

    Mtd yard machines lawn tractor flange nut

    Part #712-04065

    BEST SELLER
    This item is not returnable
    $5.27 | 
    16% OFF Phone Price : $6.27
    Back Order
  • Mtd Lawn & Garden Equipment Hex Bolt, 3/8-24 X 1-1/2-in 710-1044
    #8

    Lawn mower diagram

    Mtd lawn & garden equipment hex bolt, 3/8-24 x 1-1/2-in

    Part #710-1044

    BEST SELLER
    This item is not returnable
    $5.33 | 
    16% OFF Phone Price : $6.33
    Back Order
  • Mtd Lawn Mower Blade Adapter 748-0376E
    #10

    Lawn mower diagram

    Mtd lawn mower blade adapter

    Part #748-0376E

    BEST SELLER

    Get free shipping with Automatic Reorder

    $24.24 | 
    20% OFF Phone Price : $30.24
    In Stock
  • Mtd Lawn Mower Zone Control Cable 946-0957
    #26

    Lawn mower diagram

    Mtd lawn mower zone control cable

    Part #946-0957

    This item is not returnable
    $20.07 | 
    23% OFF Phone Price : $26.07
    In Stock
  • Yard Machines Lawn & Garden Equipment Guide Bolt 710-1205
    #17

    Lawn mower diagram

    Yard machines lawn & garden equipment guide bolt

    Part #710-1205

    This item is not returnable
    $5.01 | 
    17% OFF Phone Price : $6.01
    In Stock
  • Lawn Mower 20-in Deck Blade 942-0640
    #11

    Lawn mower diagram

    Lawn mower 20-in deck blade

    Part #942-0640

    Get free shipping with Automatic Reorder

    $24.79 | 
    19% OFF Phone Price : $30.79
    In Stock
  • Lawn & Garden Equipment Cable Tie 725-0157
    #25

    Lawn mower diagram

    Lawn & garden equipment cable tie

    Part #725-0157

    Replaced by #726-0178

    ?
    Manufacturer substitution
    This part replaces 725-0157. Substitute parts can look different from the original.
    This item is not returnable
    $2.16
    In Stock
  • Lawn Mower Rear Skirt 731-06953
    #6

    Lawn mower diagram

    Lawn mower rear skirt

    Part #731-06953

    This item is not returnable
    $19.93 | 
    9% OFF Phone Price : $21.93
    In Stock

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Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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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 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 stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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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 cut unevenly?

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

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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 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…

Read more
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.…

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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.

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The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

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Top 10 electric lawn and garden tools

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