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MTD
Gas Line Trimmer

Model # 41BD546G799 Official MTD gas trimmer

Here are the diagrams and repair parts for Official MTD 41BD546G799 gas trimmer, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 62 parts  |
Spark Plug 753-05784
#17

Short block/fuel tank diagram

Spark plug

Part #753-05784

Replaced by #794-00082

?
Manufacturer substitution
This part replaces 753-05784. Substitute parts can look different from the original.
BEST SELLER
$9.76 | 
9% OFF Phone Price : $10.76
In Stock
Kmart Lawn & Garden Equipment Engine Air Filter 753-05254
#25

Short block/fuel tank diagram

Kmart lawn & garden equipment engine air filter

Part #753-05254

BEST SELLER
$7.51 | 
12% OFF Phone Price : $8.51
In Stock
Kmart Lawn & Garden Equipment Clutch Assembly 753-06281
#32

Short block/fuel tank diagram

Kmart lawn & garden equipment clutch assembly

Part #753-06281

BEST SELLER
$29.87 | 
17% OFF Phone Price : $35.87
In Stock
Ryobi Lawn & Garden Equipment O-ring 791-181751
#23

Short block/fuel tank diagram

Ryobi lawn & garden equipment o-ring

Part #791-181751

This item is not returnable
$6.86 | 
13% OFF Phone Price : $7.86
In Stock
Screw 753-05253
#26

Short block/fuel tank diagram

Screw

Part #753-05253

Replaced by #710-04517

?
Manufacturer substitution
This part replaces 753-05253. Substitute parts can look different from the original.
This item is not returnable
$8.30 | 
11% OFF Phone Price : $9.30
In Stock
Lawn & Garden Equipment Carburetor Gasket (replaces 753-05250) 753-05366
#21

Short block/fuel tank diagram

Lawn & garden equipment carburetor gasket (replaces 753-05250)

Part #753-05366

This item is not returnable
$26.47 | 
18% OFF Phone Price : $32.47
In Stock
Lawn & Garden Equipment Crankcase O-ring 753-05238
#10

Short block/fuel tank diagram

Lawn & garden equipment crankcase o-ring

Part #753-05238

$16.10 | 
11% OFF Phone Price : $18.10
In Stock
Line Trimmer Recoil Starter Housing Assembly 753-05832
#31

Short block/fuel tank diagram

Line trimmer recoil starter housing assembly

Part #753-05832

$59.13 | 
9% OFF Phone Price : $65.13
In Stock
Scr:m5-0.8 753-05377
#3

Short block/fuel tank diagram

Scr:m5-0.8

Part #753-05377

Replaced by #710-04604

?
Manufacturer substitution
This part replaces 753-05377. Substitute parts can look different from the original.
This item is not returnable
$6.47 | 
13% OFF Phone Price : $7.47
In Stock
Spacer Nut 791-180217
#36

Short block/fuel tank diagram

Spacer nut

Part #791-180217

Replaced by #712-0161

?
Manufacturer substitution
This part replaces 791-180217. Substitute parts can look different from the original.
This item is not returnable
$5.64 | 
15% OFF Phone Price : $6.64
In Stock

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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Why won't my gas line trimmer start?

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

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Why does my gas line trimmer run rough?

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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Why does my gas line trimmer leak gas?

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

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Repair guides for gas line trimmers

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

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How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

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

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas line trimmers

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

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Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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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.…

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Grass line trimmer maintenance checklist

Grass line trimmer maintenance checklist

Find out how to take care of your grass line trimmer from the start of the trimming season until the end, with this help…

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