Snowblower

Model # 91781921 Official Craftsman 18" snow blower

Here are the diagrams and repair parts for Official Craftsman 91781921 18" snow blower, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

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

Browse Parts for
91781921 18" Snow Blower
Spring 4613H
#42

Main frame diagram

Spring

Part #4613H

Replaced by #532003146

?
Manufacturer substitution
This part replaces 4613H. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.44
18% OFF Phone Price : $5.44
In Stock
Lock Washer 10071000
#39A

Main frame diagram

Lock washer

Part #10071000

Replaced by #810071000

?
Manufacturer substitution
This part replaces 10071000. Substitute parts can look different from the original.
This item is not returnable
In Stock
Washer 17/64 19091216
#40

Main frame diagram

Washer 17/64

Part #19091216

Replaced by #596204201

?
Manufacturer substitution
This part replaces 19091216. Substitute parts can look different from the original.
This item is not returnable
In Stock
Washer 19111116
Washer

Part #19111116

Replaced by #596204101

?
Manufacturer substitution
This part replaces 19111116. Substitute parts can look different from the original.
This item is not returnable
In Stock
Washer 10040400
#6

Main frame diagram

Washer

Part #10040400

Replaced by #596029801

?
Manufacturer substitution
This part replaces 10040400. Substitute parts can look different from the original.
This item is not returnable
In Stock
Washer 19131316
#18

Main frame diagram

Washer

Part #19131316

Replaced by #819131316

?
Manufacturer substitution
This part replaces 19131316. Substitute parts can look different from the original.
This item is not returnable
In Stock
Lock Washer 10040500
Lock washer

Part #10040500

Replaced by #596238801

?
Manufacturer substitution
This part replaces 10040500. Substitute parts can look different from the original.
This item is not returnable
In Stock
Frame 616A65A
#7

Drive assembly diagram

Frame

Part #616A65A

The manufacturer no longer makes this part, and there's no substitute part

Guide Bracket 4598H
#25

Main frame diagram

Guide bracket

Part #4598H

The manufacturer no longer makes this part, and there's no substitute part

Arm Bushing 616A64
#28

Drive assembly diagram

Arm bushing

Part #616A64

The manufacturer no longer makes this part, and there's no substitute part

Effective articles & videos to help repair your snowblowers

Snowblower won’t start – 4 easy DIY fixes

Snowblower won’t start – 4 easy DIY fixes

Find easy DIY tips to fix your snowblower when it won't start…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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.…