Craftsman
Engine & Drivetrain

Model # 143700-031 Official Craftsman transmission

Here are the diagrams and repair parts for Official Craftsman 143700-031 transmission, 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.

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 41 parts  |

Ball 792077
#40

Replacement parts diagram

Ball

Part #792077

Replaced by #792077A

?
Manufacturer substitution
This part replaces 792077. Substitute parts can look different from the original.
This item is not returnable
$3.40
23% OFF Phone Price : $4.40
In Stock
Gear 778113A
#19

Replacement parts diagram

Gear

Part #778113A

Replaced by #778113A

?
Manufacturer substitution
This part replaces 778113A. Substitute parts can look different from the original.
$28.64
17% OFF Phone Price : $34.64
In Stock
Washer 780072
#29

Replacement parts diagram

Washer

Part #780072

Replaced by #780072

?
Manufacturer substitution
This part replaces 780072. Substitute parts can look different from the original.
This item is not returnable
$3.40
23% OFF Phone Price : $4.40
In Stock
Gear 778163
#17

Replacement parts diagram

Gear

Part #778163

Replaced by #778208

?
Manufacturer substitution
This part replaces 778163. Substitute parts can look different from the original.
In Stock
Bushing 780105A
#27

Replacement parts diagram

Bushing

Part #780105A

Replaced by #780105A

?
Manufacturer substitution
This part replaces 780105A. Substitute parts can look different from the original.
This item is not returnable
$8.64
10% OFF Phone Price : $9.64
In Stock
Washer 780139
#33

Replacement parts diagram

Washer

Part #780139

Replaced by #780139

?
Manufacturer substitution
This part replaces 780139. Substitute parts can look different from the original.
This item is not returnable
In Stock
Sprocket 786061
#11

Replacement parts diagram

Sprocket

Part #786061

Replaced by #786061

?
Manufacturer substitution
This part replaces 786061. Substitute parts can look different from the original.
In Stock
Chain 786062A
#28

Replacement parts diagram

Chain

Part #786062A

Replaced by #786062A

?
Manufacturer substitution
This part replaces 786062A. Substitute parts can look different from the original.
In Stock
Gear 778193
#14

Replacement parts diagram

Gear

Part #778193

Replaced by #778193

?
Manufacturer substitution
This part replaces 778193. Substitute parts can look different from the original.
In Stock
Lawn & Garden Equipment Needle Bearing 780086
#30

Replacement parts diagram

Lawn & garden equipment needle bearing

Part #780086

Replaced by #780086

?
Manufacturer substitution
This part replaces 780086. Substitute parts can look different from the original.
This item is not returnable
$13.33
13% OFF Phone Price : $15.33
In Stock

Repair guides for side-by-side refrigerators

How to replace an ice dispenser motor in a side-by-side refrigerator

How to replace an ice dispenser motor in a side-by-side refrigerator

If your side-by-side refrigerator isn’t churning out ice, replacing the motor could fix the problem. These steps explain…

Repair difficulty
Time required
 45 minutes or less
How to replace a defrost heater in a side-by-side refrigerator

How to replace a defrost heater in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost heater could be faulty. Follow the…

Repair difficulty
Time required
 45 minutes or less
How to replace an evaporator fan motor in a side-by-side refrigerator

How to replace an evaporator fan motor in a side-by-side refrigerator

If your refrigerator isn't as cold as it should be, it could be that the evaporator fan motor isn't circulating air. Thi…

Repair difficulty
Time required
 60 minutes or less

Effective articles & videos to help repair your lawn & garden engines

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.…

What are the main components of a lawn mower?

What are the main components of a lawn mower?

Learn about the main parts of a lawn mower and when to replace parts.…