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

Sears 81780820 moped Parts

Here are the diagrams and repair parts for Sears 81780820 moped, as well as links to manuals and error code tables, if available.

Sears 81780820 moped
By Schematic
SELECT DIAGRAM
?

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

Browse Parts for 81780820 Moped

  • Cone for Sears 81780820 - Part 3157

    Front wheel diagram

    Cone

    Part #3157

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

  • Bearing for Sears 81780820 - Part 2095

    Bearing

    Part #2095

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

  • Transfer for Sears 81780820 - Part 3210

    Chain guard (fairings) diagram

    Transfer

    Part #3210

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

  • Bar Bolt for Sears 81780820 - Part 1033

    Handlebar and controls diagram

    Bar Bolt

    Part #1033

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

  • Rear Fender for Sears 81780820 - Part 1072

    Mudguards diagram

    Rear Fender

    Part #1072

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

  • Wheel Bearing for Sears 81780820 - Part 1047

    Front wheel diagram

    Wheel Bearing

    Part #1047

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

  • Silencer for Sears 81780820 - Part 3043

    Intake silencer diagram

    Silencer

    Part #3043

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

  • Speedometer for Sears 81780820 - Part 1079

    Speedometer with speedometer drive diagram

    Speedometer

    Part #1079

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

  • Washer for Sears 81780820 - Part 2083

    Pedals, chains, chain tensioner diagram

    Washer

    Part #2083

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

  • Lamp Bulb for Sears 81780820 - Part 80835

    Headlamp, tail-, stop-light, rattle, harness diagram

    Lamp Bulb

    Part #80835

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

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 time and Difficulty

 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 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

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.

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…

How to tune up a grass line trimmer video

How to tune up a grass line trimmer video

Tune of your grass line trimmer, following the steps in this video.…

Parts & More

Air Compressor
Bottom-Mount Refrigerator
Chest Freezer
Dishwasher
Dryer
Electric Line Trimmer
Electric Walk-Behind Mower
Parts
Washer