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MTD
Gas Chainsaw

Model # 41AY85AR799 Official MTD chainsaw

Here are the diagrams and repair parts for Official MTD 41AY85AR799 chainsaw, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 130 parts  |
Chain, 18-in MC-9220-310202
#123

Chain saw diagram

Chain, 18-in

Part #MC-9220-310202

Replaced by #95TXL072G

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Manufacturer substitution
This part replaces MC-9220-310202. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$38.50 | 
13% OFF Phone Price : $44.50
In Stock
Bar MC-9040-310225
#124

Chain saw diagram

Bar

Part #MC-9040-310225

Replaced by #180MLBK095

?
Manufacturer substitution
This part replaces MC-9040-310225. Substitute parts can look different from the original.
$54.19 | 
10% OFF Phone Price : $60.19
In Stock
Mtd Chainsaw Fuel Tank Assembly MC-9228-310205
#60

Chain saw diagram

Mtd chainsaw fuel tank assembly

Part #MC-9228-310205

$105.72
In Stock
Washer MC-9WFB-0.2
#6

Chain saw diagram

Washer

Part #MC-9WFB-0.2

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

Screw MC-9SKKBY10/24-0.5
Screw

Part #MC-9SKKBY10/24-0.5

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

Spacer MC-9124-310205
#108

Chain saw diagram

Spacer

Part #MC-9124-310205

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

Screw MC-9SKKBY10/14-02
#82

Chain saw diagram

Screw

Part #MC-9SKKBY10/14-02

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

Muffler Cover MC-9017-310204
#41

Chain saw diagram

Muffler cover

Part #MC-9017-310204

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

Bearing MC-9155-310201
#10

Chain saw diagram

Bearing

Part #MC-9155-310201

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

Wrench MC-9072-310206
#128

Chain saw diagram

Wrench

Part #MC-9072-310206

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

Symptoms for gas chainsaws

Choose a symptom to see related chainsaw repairs.

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Why won't my chainsaw start?

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings…

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Why does my chainsaw run roughly?

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor…

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What should I do if my chainsaw leaks gas?

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

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Repair guides for gas chainsaws

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

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How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your chainsaws

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

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What are the most common replacement parts for chainsaws?

What are the most common replacement parts for chainsaws?

Learn about the most common replacement parts for chainsaws and how they can help you fix chainsaw problems.…

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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.…

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