Your coupon for will be reflected when you check out!
✖
Your coupon for
✖
Hello!
You're visiting the PartSelect site in U.S.
Would you like to shop on the Canadian site?
Stay on this site
Go to Canadian site
✖
Model Number Locations
1Select Category Type
Select Category Type
2Select Product Type
Select Product Type
3Select {MODEL} Type
Select {MODEL} Type
Sample Model Number Tags
Model numbers can be made up of numbers (1005400, for example) or a combination of letters and numbers (LAT1000AAE). The model number will most likely appear on either a paper sticker or a metal plate. Your appliance's model number tag may look similar to the sample model number tags shown here (model number highlighted in yellow):
Model has been saved to My Models. If you're not signed in, your lists are available on this device and will expire within 30 days.
Model has been saved to My Models.
Genuine Husqvarna replacement part, this part is sold individually. The 503939601 Air Purge does just what the part name says. It purges the air out of the carburetor. Then it forces fuel from the fue...
This ready-oiled air filter is an OEM part that traps dirt and debris, preventing them from entering the engine. This part is black, comprised of foam, and is sold individually. Your air filter may be...
This OEM fuel line, or hose, is a 4-inch, clear, plastic tube which is sold individually. It is rated as "Easy" to install. This part connects to the purge assembly and delivers fuel to the carburetor...
The air cleaner knob, just over 1 inch in diameter, is black in color and made of plastic. It is sold individually, and its function is to tighten the air cleaner cover down on various lawn and garden...
This replacement screw is an authentic Husqvarna part. It is a genuine manufacturer approved part commonly used on a variety of power equipment including chainsaws, trimmers and sweepers. This standar...
The Starter Pawl bridge provides the resistance needed for the starter rope to start the trimming engine. It is an OEM part that attaches inside the recoil assembly. If broken due to weaar or fatigue,...
Compatible with over 150 models of lawn equipment, this Spark Plug has been sourced directly from the original manufacturer. It is sold individually, made of metal and ceramic components, and is not p...
This OEM carburetor mixes the air-fuel mixture to the proper ratio for combustion in your engine. This carburetor is sold individually, is silver in color and metal in material, and is located on the ...
This fuel hose is a genuine OEM part designed to deliver fuel from your fuel tank to the carburetor. Also known as the fuel line, it is black in color, made of rubber, sold individually, and can be at...
This is an authentic OEM sourced replacement screw designed for use with a variety of Husqvarna power equipment. It is a standard hardware which has multiple applications based on your tool. This part...
This is a genuine OEM part. The Husqvarna choke control is made for use with many lawn and garden trimmers. The plastic component is fastened to the carburetor, allowing the operator to manage the eng...
$11.24
In Stock
Order now and your part arrives by Jun 11
Questions And Answers for 123L
Ask our experts a question about this model and we'll get back to you as soon as possible!
2 questions answered by our experts.
Sort by:
< Prev
1
Next >
Search filter:
Clear Filter
Your search term must have 3 or more characters.
Keep searches simple. Use keywords, e.g. "leaking", "pump", "broken" or "fit".
Sorry, we couldn't find any existing answers that matched.Try using some different or simpler keywords, or submit your new question by using the "Ask a Question" button above!
Mark
June 26, 2025
The spool does not turn when the motor is running
For model number 123L
Hi Mark, thank you for reaching out. The issue might be with the drive shaft, part number PS9029500. The drive shaft connects the engine to the trimmer head. If it's broken or has come loose from either end, the head won't spin. You may need to replace it to fix the issue. We hope this solves your problem!
Very simple repair...took the old carburetor off and installed the new one. After replacement, the weed eater fired up after the second pull. Cover, removed 4 bolts. Carburetor, three bolts. Removed two hoses, choke handle and installed. Order gasket...never hurts to replace gaskets. One other thing, most important...use premix fuel!!! I
... Read moreuse it in all gas powered equipment now. Cleaner and does not gum up filters and carburetor.
