Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
MTD 41AD778C799 gas trimmer

MTD 41AD778C799 gas trimmer Parts

Here are the diagrams and repair parts for MTD 41AD778C799 gas trimmer, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

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

Browse Parts for 41AD778C799 Line Trimmers

  • Gearbox for MTD 41AD778C799 - Part 791-182193

    Driveshaft/handle/shield diagram

    Gearbox

    Part #791-182193

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

  • Trigger for MTD 41AD778C799 - Part 753-04119

    Driveshaft/handle/shield diagram

    Trigger

    Part #753-04119

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

  • Clutch Drum for MTD 41AD778C799 - Part 791-153592

    Cylinder/fuel tank/muffler diagram

    Clutch Drum

    Part #791-153592

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

  • Cable for MTD 41AD778C799 - Part 753-04405

    Driveshaft/handle/shield diagram

    Cable

    Part #753-04405

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

  • Choke Plate for MTD 41AD778C799 - Part 753-05216

    Cylinder/fuel tank/muffler diagram

    Choke Plate

    Part #753-05216

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

  • Washer for MTD 41AD778C799 - Part 791-182396

    Cylinder/fuel tank/muffler diagram

    Washer

    Part #791-182396

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

  • Line Trimmer Handle for MTD 41AD778C799 - Part 791-182167

    Driveshaft/handle/shield diagram

    Line Trimmer Handle

    Part #791-182167

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

  • Fuel Cap for MTD 41AD778C799 - Part 791-182612

    Cylinder/fuel tank/muffler diagram

    Fuel Cap

    Part #791-182612

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

  • Screw for MTD 41AD778C799 - Part 791-182474

    Cylinder/fuel tank/muffler diagram

    Screw

    Part #791-182474

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

  • Spacer for MTD 41AD778C799 - Part 791-182369

    Cylinder/fuel tank/muffler diagram

    Spacer

    Part #791-182369

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

Most common symptoms to help you fix your line trimmers

Choose a symptom to see related grass line trimmer repairs.

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…

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

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 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 time and Difficulty

 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 time and Difficulty

 15 minutes or less
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 time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your line trimmers

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

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Vapor lock can stop your trimmer cold in summer heat. Learn how to prevent it and keep your lawn looking sharp…

Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…

Parts & More

Countertop Microwave
Dishwasher
Electric Range
Gas Range
Laundry Center
Parts
Power Stapler
Treadmill
Upright Freezer
Upright Vacuum
Washer