Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Engine & Drivetrain

Model # 143920-037 Official Craftsman transaxle

Here are the diagrams and repair parts for Official Craftsman 143920-037 transaxle, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 111 parts  |
Lawn Mower O-ring 631028
#29

Carburetor 640054 (71/143) diagram

Lawn mower o-ring

Part #631028

Replaced by #631028A

?
Manufacturer substitution
This part replaces 631028. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Needle Seat 631021
#30

Carburetor 640054 (71/143) diagram

Needle seat

Part #631021

Replaced by #631021B

?
Manufacturer substitution
This part replaces 631021. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$9.79 | 
9% OFF Phone Price : $10.79
In Stock
Carburetor 640054
#0

Carburetor 640054 (71/143) diagram

Carburetor

Part #640054

Replaced by #640349

?
Manufacturer substitution
This part replaces 640054. Substitute parts can look different from the original.
BEST SELLER
$66.60 | 
8% OFF Phone Price : $72.60
Back Order
Lawn & Garden Equipment Engine Recoil Starter Rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032) 590535
#12

Rewind starter 590733 diagram

Lawn & garden equipment engine recoil starter rope, 98-in (replaces 1258, 28288, 28358, 28528, 30971, 31285, 31395, 31396, 31696, 590451a, 590456, 590527, 730608, 740032)

Part #590535

BEST SELLER
This item is not returnable
$2.49 | 
29% OFF Phone Price : $3.49
In Stock
Dowel Pin 786026
#39

Replacement parts diagram

Dowel pin

Part #786026

Replaced by #786026B

?
Manufacturer substitution
This part replaces 786026. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.60 | 
18% OFF Phone Price : $5.60
In Stock
Holder 790025
#44

Replacement parts diagram

Holder

Part #790025

Replaced by #790025

?
Manufacturer substitution
This part replaces 790025. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$18.30 | 
10% OFF Phone Price : $20.30
In Stock
Float 632019
#28

Carburetor 640054 (71/143) diagram

Float

Part #632019

Replaced by #632019A

?
Manufacturer substitution
This part replaces 632019. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
In Stock
Washer 792128
#40A

Replacement parts diagram

Washer

Part #792128

Replaced by #792085A

?
Manufacturer substitution
This part replaces 792128. Substitute parts can look different from the original.
This item is not returnable
$4.60 | 
18% OFF Phone Price : $5.60
In Stock
Screw 792085
#67

Replacement parts diagram

Screw

Part #792085

Replaced by #792085A

?
Manufacturer substitution
This part replaces 792085. Substitute parts can look different from the original.
This item is not returnable
$4.60 | 
18% OFF Phone Price : $5.60
In Stock
Screw 792073
Screw

Part #792073

Replaced by #792073

?
Manufacturer substitution
This part replaces 792073. Substitute parts can look different from the original.
This item is not returnable
$3.40 | 
23% OFF Phone Price : $4.40
In Stock

Most common symptoms to help you fix your dryers

Choose a symptom to see related dryer repairs.

View all

Why won't my dryer heat?

Main causes: bad gas valve coils, broken heating element, tripped safety thermostat or fuse, bad operating thermostat, c…

Read more

Why is my dryer making a rattling noise?

Main causes: bad drum support roller, damaged idler pulley, broken blower fan blade, worn drum glide bearing, bad drive …

Read more

Why won't my dryer door stay shut?

Main causes: damaged door strike, worn door catch…

Read more

Why does my dryer start then stop?

Main causes: clogged exhaust vent, bad motor relay, loose dryer door catch, bad door switch, control system failure, fau…

Read more

Why won't my dryer start?

Main causes: door switch failure, lack of power, broken belt, blown thermal fuse, bad drive motor, control system failur…

Read more

Why isn't my dryer getting my laundry dry?

Main causes: clogged exhaust system, heating system failure, deposits on moisture sensor, control system failure…

Read more

Why won't my dryer shut off?

Main causes: bad timer or electronic control board, door switch failure…

Read more

Why doesn't my dryer work?

Main causes: lack of electrical power, bad power cord, wiring failure, bad control board, blown thermal fuse, bad door s…

Read more

Most common repair guides to help fix your dryers

These step-by-step repair guides will help you safely fix what’s broken on your dryer.

View all
How to replace an electronic control board in an electric dryer

How to replace an electronic control board in an electric dryer

The electronic control board manages the components and controls the cycle times in your electric dryer. Follow these st…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a heating element in an electric dryer

How to replace a heating element in an electric dryer

The heating element in an electric dryer generates the dryer's heat—it's one of the first things to check if the air in …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a dryer drive motor

How to replace a dryer drive motor

A defective drive motor struggles to rotate the drum or might not turn the drum at all. Follow the steps in this dryer r…

Read more
Repair difficulty
Time required
 90 minutes or less

Effective articles & videos to help repair your dryers

Use the advice and tips in these articles and videos to get the most out of your dryer.

View all
How to use your clothes dryer efficiently

How to use your clothes dryer efficiently

Get expert tips on using your dryer efficiently to save energy.…

Read more
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.…

Read more
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.…

Read more

Parts & More