MTD
Gas Line Trimmer

Model # 41DDZ46C799 Official MTD trimmer

Here are the diagrams and repair parts for Official MTD 41DDZ46C799 trimmer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 62 parts  |

Line Trimmer Gearbox 753-08180
#16

Drive shaft/throttle housing/shield diagram

Line trimmer gearbox

Part #753-08180

BEST SELLER
$56.69
10% OFF Phone Price : $62.69
In Stock
Yard Machines Lawn & Garden Equipment Engine Start/stop Switch (replaces 182405) 791-182405
#2

Drive shaft/throttle housing/shield diagram

Yard machines lawn & garden equipment engine start/stop switch (replaces 182405)

Part #791-182405

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$14.29
12% OFF Phone Price : $16.29
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Line Trimmer Throttle Trigger 753-06791
#4

Drive shaft/throttle housing/shield diagram

Line trimmer throttle trigger

Part #753-06791

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This item is not returnable
$4.53
18% OFF Phone Price : $5.53
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Kmart Line Trimmer Flexible Drive Shaft 753-05267
#12

Drive shaft/throttle housing/shield diagram

Kmart line trimmer flexible drive shaft

Part #753-05267

$43.20
12% OFF Phone Price : $49.20
In Stock
Line Trimmer Recoil Starter Assembly 753-08350
#3

Short block/fuel tank/clutch cover diagram

Line trimmer recoil starter assembly

Part #753-08350

$29.24
17% OFF Phone Price : $35.24
In Stock
Oring 5850-83110
#13

Short block/fuel tank/clutch cover diagram

Oring

Part #5850-83110

Replaced by #791-181751

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Manufacturer substitution
This part replaces 5850-83110. Substitute parts can look different from the original.
This item is not returnable
$6.86
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Line Trimmer Throttle Housing Assembly 753-06790
#1

Drive shaft/throttle housing/shield diagram

Line trimmer throttle housing assembly

Part #753-06790

This item is not returnable
$18.57
10% OFF Phone Price : $20.57
In Stock
Line Trimmer Plug 731-08920-9
#35

Short block/fuel tank/clutch cover diagram

Line trimmer plug

Part #731-08920-9

Replaced by #731-08920A-9

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Manufacturer substitution
This part replaces 731-08920-9. Substitute parts can look different from the original.
This item is not returnable
$4.04
20% OFF Phone Price : $5.04
In Stock
Line Trimmer Drive Shaft Coupler 753-08212
#9

Drive shaft/throttle housing/shield diagram

Line trimmer drive shaft coupler

Part #753-08212

Replaced by #753-1190

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Manufacturer substitution
This part replaces 753-08212. Substitute parts can look different from the original.
This item is not returnable
$31.62
16% OFF Phone Price : $37.62
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Lawn & Garden Equipment Screw 791-182519
#17

Drive shaft/throttle housing/shield diagram

Lawn & garden equipment screw

Part #791-182519

This item is not returnable
$6.73
13% OFF Phone Price : $7.73
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Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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

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

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

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.

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…

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 …

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…

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.

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.…

Solving 3 common problems with line trimmer cutting lines

Solving 3 common problems with line trimmer cutting lines

Follow these tips to prevent the cutting line on your grass line trimmer from breaking or feeding out too much or too li…

How to replace a line trimmer fuel line video

How to replace a line trimmer fuel line video

Follow the steps in this video to replace a leaking fuel line in a line trimmer.…