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

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Briggs & Stratton
Lawn & Garden Engine

Model # 21B900 (0015-0195) Official Briggs & Stratton engine

Here are the diagrams and repair parts for Official Briggs & Stratton 21B900-0015-0195 engine, 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 308 parts  |
Lawn & Garden Equipment Engine Inline Fuel Filter 691035

#240A

All parts diagram

Lawn & garden equipment engine inline fuel filter

Part #691035

Replaced by #84001895

?
Manufacturer substitution
This part replaces 691035. Substitute parts can look different from the original.
BEST SELLER
$9.88 | 
9% OFF Phone Price : $10.88
In Stock
Craftsman Lawn & Garden Equipment Engine Oil Filter (replaces 24603, 492932, 691041, 7045184yp, Bs-492932s) 492932S

#1027

All parts diagram

Craftsman lawn & garden equipment engine oil filter (replaces 24603, 492932, 691041, 7045184yp, bs-492932s)

Part #492932S

BEST SELLER
$14.84 | 
12% OFF Phone Price : $16.84
In Stock
Lawn & Garden Equipment Engine Fuel Filter (replaces 2173206, 2173206sm, 394358, 692064, 7014359, 7014359yp, 75213, Bs-394358s) 394358S

#240B

All parts diagram

Lawn & garden equipment engine fuel filter (replaces 2173206, 2173206sm, 394358, 692064, 7014359, 7014359yp, 75213, bs-394358s)

Part #394358S

BEST SELLER
This item is not returnable
$6.47 | 
13% OFF Phone Price : $7.47
In Stock
Lawn & Garden Equipment Engine Starter Motor 693551

#309

All parts diagram

Lawn & garden equipment engine starter motor

Part #693551

Replaced by #593934

?
Manufacturer substitution
This part replaces 693551. Substitute parts can look different from the original.
BEST SELLER
$141.49 | 
8% OFF Phone Price : $153.49
In Stock
Lawn & Garden Equipment Engine Starter Drive Assembly 693699

#510

All parts diagram

Lawn & garden equipment engine starter drive assembly

Part #693699

Replaced by #593934

?
Manufacturer substitution
This part replaces 693699. Substitute parts can look different from the original.
BEST SELLER
$141.49 | 
8% OFF Phone Price : $153.49
In Stock
Lawn & Garden Equipment Engine Rocker Arm Cover Gasket (replaces 272475, 692285) 272475S

#1022

All parts diagram

Lawn & garden equipment engine rocker arm cover gasket (replaces 272475, 692285)

Part #272475S

BEST SELLER
$7.56 | 
12% OFF Phone Price : $8.56
In Stock
Lawn & Garden Equipment Engine Fuel Pump Assembly 808656

#387A

All parts diagram

Lawn & garden equipment engine fuel pump assembly

Part #808656

Replaced by #597338

?
Manufacturer substitution
This part replaces 808656. Substitute parts can look different from the original.
BEST SELLER
$30.26 | 
17% OFF Phone Price : $36.26
In Stock
Lawn & Garden Equipment Engine Fuel Filter (replaces 1723521, 1727491, 298090, 692264, 751-3013, 951-3013, Bs-298090s, Bs-394358) 298090S

#240

All parts diagram

Lawn & garden equipment engine fuel filter (replaces 1723521, 1727491, 298090, 692264, 751-3013, 951-3013, bs-298090s, bs-394358)

Part #298090S

BEST SELLER
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Camshaft 793583

#46

All parts diagram

Camshaft

Part #793583

Replaced by #84005207

?
Manufacturer substitution
This part replaces 793583. Substitute parts can look different from the original.
BEST SELLER
$83.28 | 
7% OFF Phone Price : $89.28
In Stock
Lawn & Garden Equipment Engine Spark Plug (replaces Bs-691043) 691043

#337A

All parts diagram

Lawn & garden equipment engine spark plug (replaces bs-691043)

Part #691043

BEST SELLER

Get free shipping with Automatic Reorder

$7.27 | 
12% OFF Phone Price : $8.27
In Stock

RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Read more
Repair difficulty
Time required
 120 minutes or less

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

View all
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
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.…

Read more

Parts & More