Engine & Drivetrain

Model # 143920-002A Official Craftsman transaxle

Here are the diagrams and repair parts for Official Craftsman 143920-002A transaxle, as well as links to manuals and error code tables, if available.

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143920-002A Riding Mowers & Tractors
Brake Pad 790006
#38

Replacement parts diagram

Brake pad

Part #790006

Replaced by #799021

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Manufacturer substitution
This part replaces 790006. Substitute parts can look different from the original.
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$9.32
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Plate 790007
#37

Replacement parts diagram

Plate

Part #790007

Replaced by #790007

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Manufacturer substitution
This part replaces 790007. Substitute parts can look different from the original.
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$5.29
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Dowel Pin 786026
#39

Replacement parts diagram

Dowel pin

Part #786026

Replaced by #786026B

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Manufacturer substitution
This part replaces 786026. Substitute parts can look different from the original.
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$4.60
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Ball 792077
#20

Replacement parts diagram

Ball

Part #792077

Replaced by #792077A

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Manufacturer substitution
This part replaces 792077. Substitute parts can look different from the original.
This item is not returnable
$3.40
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Washer 780001
#31

Replacement parts diagram

Washer

Part #780001

Replaced by #780001

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Manufacturer substitution
This part replaces 780001. Substitute parts can look different from the original.
This item is not returnable
In Stock
Bracket 786086
#68

Replacement parts diagram

Bracket

Part #786086

Replaced by #786086

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Manufacturer substitution
This part replaces 786086. Substitute parts can look different from the original.
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$6.79
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Spring 792079
#22

Replacement parts diagram

Spring

Part #792079

Replaced by #792079

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Manufacturer substitution
This part replaces 792079. Substitute parts can look different from the original.
This item is not returnable
$3.40
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Seal 788051
#33

Replacement parts diagram

Seal

Part #788051

Replaced by #788051A

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Manufacturer substitution
This part replaces 788051. Substitute parts can look different from the original.
This item is not returnable
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Axle 774691
#48

Replacement parts diagram

Axle

Part #774691

Replaced by #774691

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Manufacturer substitution
This part replaces 774691. Substitute parts can look different from the original.
$72.49
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Seal Ring 788061
#23

Replacement parts diagram

Seal ring

Part #788061

Replaced by #788061

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Manufacturer substitution
This part replaces 788061. Substitute parts can look different from the original.
This item is not returnable
$3.40
23% OFF Phone Price : $4.40
In Stock

Symptoms for gas walk-behind mowers

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

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

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

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

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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 microwave/hood combos

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

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.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…