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MTD
Gas Walk-Behind Mower

Model # 11A-021C700 Official MTD lawn mower

Here are the diagrams and repair parts for Official MTD 11A-021C700 lawn mower, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 30 parts  |
Lock Washer 736-0119
#20

Mower parts diagram

Lock washer

Part #736-0119

Replaced by #936-0119

?
Manufacturer substitution
This part replaces 736-0119. Substitute parts can look different from the original.
This item is not returnable
$6.05 | 
14% OFF Phone Price : $7.05
In Stock
Lawn Tractor Hex Bolt 710-3008
#16

Mower parts diagram

Lawn tractor hex bolt

Part #710-3008

This item is not returnable
$4.62 | 
18% OFF Phone Price : $5.62
In Stock
Cable Tie 726-0240
#26

Mower parts diagram

Cable tie

Part #726-0240

Replaced by #726-0178

?
Manufacturer substitution
This part replaces 726-0240. Substitute parts can look different from the original.
This item is not returnable
$2.16
In Stock
Blade-20" W/ 742-0640
#11

Mower parts diagram

Blade-20" w/

Part #742-0640

Replaced by #942-0640

?
Manufacturer substitution
This part replaces 742-0640. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$24.79 | 
19% OFF Phone Price : $30.79
In Stock
Ace Lawn & Garden Equipment Flange Lock Nut 712-3004A
#17

Mower parts diagram

Ace lawn & garden equipment flange lock nut

Part #712-3004A

This item is not returnable
$4.92 | 
17% OFF Phone Price : $5.92
In Stock
Bail Control 747-0976
#5

Mower parts diagram

Bail control

Part #747-0976

Replaced by #747-0976B

?
Manufacturer substitution
This part replaces 747-0976. Substitute parts can look different from the original.
$34.18
In Stock
Lawn & Garden Equipment Wheel Axle Bolt (replaces 938-0533) 738-0533
#23

Mower parts diagram

Lawn & garden equipment wheel axle bolt (replaces 938-0533)

Part #738-0533

$11.74
In Stock
Washer 736-0173
#14

Mower parts diagram

Washer

Part #736-0173

This item is not returnable
$5.94
In Stock
Yard Machines Lawn & Garden Equipment Guide Bolt 710-1205
#18

Mower parts 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
Sears Lawn & Garden Equipment Bell Washer 736-0331
#28

Mower parts diagram

Sears lawn & garden equipment bell washer

Part #736-0331

This item is not returnable
$4.91 | 
17% OFF Phone Price : $5.91
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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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
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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

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