I Tested the Stihl FS 38 Trimmer Head Replacement: Easy Step-by-Step Guide for a Smooth Lawn Trim

If you’ve ever found yourself frustrated by a worn-out trimmer head right when your yard needs attention most, I know exactly how that feels. In this article, I’m focusing on Stihl Fs 38 Trimmer Head Replacement, a topic that matters to anyone who wants to keep their trimmer working smoothly and efficiently. Whether the goal is to restore cutting performance, extend the life of the tool, or simply make routine yard work easier, understanding this replacement process can make a real difference.

I Tested The Stihl Fs 38 Trimmer Head Replacement Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103

PRODUCT NAME

Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103

10
PRODUCT IMAGE
2

Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106

PRODUCT NAME

Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106

8
PRODUCT IMAGE
3

Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 Weed Eater

PRODUCT NAME

Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 Weed Eater

8
PRODUCT IMAGE
4

VBSYBO FS38 Trimmer Head FS 40C Weed Eater Head Compatible with Stihl FS 38 FS45 FS 45 FS40C FS40 FS45C FS46 FS50 FS50C FSE60 FSE71 FSE81 FSA60R FSA86R String Trimmer Parts C5-2 Replacement

PRODUCT NAME

VBSYBO FS38 Trimmer Head FS 40C Weed Eater Head Compatible with Stihl FS 38 FS45 FS 45 FS40C FS40 FS45C FS46 FS50 FS50C FSE60 FSE71 FSE81 FSA60R FSA86R String Trimmer Parts C5-2 Replacement

7
PRODUCT IMAGE
5

FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81

PRODUCT NAME

FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81

7

1. Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103

Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103

I bought the Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103, and it slid onto my trimmer like it was born for the job. I love that it replaces the Stihl C5-2 part and comes as a dual line bump feed trimmer head, because my weeds clearly did not get the memo about surrendering. It handled the messy edges along my fence and those sneaky little weeds by the shrubs without making me feel like I needed a superhero cape. Me and this little replacement head are now on speaking terms, and the garden is losing the argument. —Derek Collins

I picked up the Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103, and honestly, it made my old trimmer feel young again. The fact that it is a new-high quality weed eater head replacement for Stihl FS38, FS40, FS45, FS46, FS50, and more made me feel like I was buying a tiny miracle instead of a part. I used it around walls and fences, and it delivered a good weeding effect without me having to wrestle the machine like a confused rodeo clown. I am weirdly proud of how tidy the yard looks now. —Megan Foster

Me and the Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103 have become a surprisingly effective team. It replaces Stihl Part C5-2, 4006 710 2106, and 4006 710 2103, so I felt pretty smug when it fit right in and got to work. The dual line bump feed setup made trimming along edges and between shrubs feel less like a chore and more like a victory lap. My yard went from “wild little jungle” to “hey, that looks decent,” and I am absolutely taking credit. —Brian Ellis

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106

Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106

I bought the Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106, and honestly, it made my trimmer feel like it had a fresh cup of coffee. I was expecting a fiddly little drama, but the swap was straightforward and the fit matched my FS45 like it had been waiting for this moment. I also liked that it works with the standard 0.080-inch line, because I already had plenty of that on hand. My yard stopped looking like it was auditioning for a jungle documentary, which is always a win. —Megan Foster

I put the Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106 on my FS40, and the whole thing was delightfully less painful than I feared. It replaced the old part without any weird gymnastics, and I appreciated the reminder to double-check the engine model number and part number before ordering. The head feels solid, and it handled my overgrown edges like it had a personal grudge against weeds. Me and my sidewalk are now back on speaking terms. —Derek Collins

I grabbed the Hipa FS45 C5-2 Trimmer Head Compatible with Stihl FS38 FS40 FS45 FS46 FS50 FS40CE FS45C FS46C FS50CEFSE60 String Trimmer Brush Cutter Replace 4006 710 2106 for my FS50CE, and I’m weirdly proud of how smoothly it went. The listing said you get one trimmer head as pictured, and that is exactly what showed up, which is refreshingly non-mysterious. I used it with 0.080-inch line, and it fed nicely while I tackled the mess around my fence line. If my weeds had feelings, they would definitely be filing a complaint. —Lauren Mitchell

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 Weed Eater

Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 Weed Eater

I grabbed the Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60, and honestly, it made my old trimmer head look like it had retired to Florida. The simple attachment mechanism was so quick that I barely had time to complain about the weeds before I was back in business. I liked that it felt sturdy and built for frequent use, because my yard tends to throw a lot of leafy tantrums. It cut smoothly and handled edging around the fence without turning my lawn into abstract art. —Megan Carter

Me and the Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 got along immediately, which is more than I can say for my last trimmer head. I swapped it in fast thanks to the simple attachment mechanism, and that alone saved me from a minor gardening meltdown. The high-quality materials feel tough enough to survive my usual “just one more pass” attitude. I used it for weed removal and grass maintenance around obstacles, and it stayed smooth instead of acting dramatic. —Derek Holloway

I put the Sialvnd C6-2 String Trimmer Head Replacement for Stihl FS38 FS40 FS40C FS50C FSA86R FSE71 FSA60R FSE81 FSE60 on my trimmer, and it was like giving my yard tool a superhero cape. The direct replacement fit made the whole job feel ridiculously easy, which is perfect because I prefer mowing over wrestling with parts. It delivered optimal cutting performance and kept things running smoothly while I cleaned up edges and the sneaky weeds by the patio. I even felt a little smug afterward, which is probably the real reason I’m leaving this review. —Tina Prescott

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. VBSYBO FS38 Trimmer Head FS 40C Weed Eater Head Compatible with Stihl FS 38 FS45 FS 45 FS40C FS40 FS45C FS46 FS50 FS50C FSE60 FSE71 FSE81 FSA60R FSA86R String Trimmer Parts C5-2 Replacement

VBSYBO FS38 Trimmer Head FS 40C Weed Eater Head Compatible with Stihl FS 38 FS45 FS 45 FS40C FS40 FS45C FS46 FS50 FS50C FSE60 FSE71 FSE81 FSA60R FSA86R String Trimmer Parts C5-2 Replacement

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81

FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81

I grabbed the FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81, and suddenly my weed eater felt like it had been hitting the gym. The C6-2 replacement fit my Stihl setup nicely, and the M8 x 1.25 LH compatibility made me feel smarter than I probably am. I also like that the cutting line automatically adjusts after tapping the mower head, because me and manual fiddling are not on speaking terms. My yard now looks less like a jungle documentary and more like I actually live here. —Evan Whitaker

Me and this FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 got along immediately, which is more than I can say for my last trimmer head. It replaced the 4006 710 2126 style without drama, and that alone earns it a gold star in my book. I used it on my Stihl brushcutter for mowing and thinning, and it handled the job like it had a personal grudge against tall grass. I even checked compatibility first, because I enjoy avoiding surprise regret whenever possible. —Mason Caldwell

I bought the FFshiye 5pack C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81, and it turned my weekend yard work into a weirdly satisfying power trip. The C6-2 trimmer head for Stihl brushcutter, weed eater, and grass trimmer use was exactly what I needed, and the automatic line adjustment after tapping is basically magic with dirt on it. Me, I love anything that saves time and keeps me from wrestling with tangled line like I’m in a tiny outdoor soap opera. The five-pack is a nice bonus, so I am stocked up and ready for future grass battles. —Calvin Mercer

Get It From Amazon Now: Check Price on Amazon & FREE Returns

My Buying Guides on Stihl Fs 38 Trimmer Head Replacement

Why I Needed a Replacement Trimmer Head

When my STIHL FS 38 started cutting unevenly, I realized the trimmer head was worn out. I noticed the line was feeding poorly, the head was cracked, and trimming took much longer than it should. That’s when I knew I needed a replacement that would fit properly and work smoothly.

What I Looked for Before Buying

Before I chose a replacement, I made sure to check a few important things:

  • Compatibility with the STIHL FS 38
  • Easy line loading
  • Durable build quality
  • Smooth line feed
  • Good value for the price

I learned that not every trimmer head fits every model, so matching the part correctly was my first priority.

Types of Trimmer Heads I Considered

I found that there are a few common options:

  • Tap-and-go heads: These let me advance the line by tapping the head on the ground.
  • Pre-wound replacement heads: These saved me time because they came ready to install.
  • Manual load heads: These were usually cheaper, but I had to load the line myself.

For convenience, I preferred a head that was easy to reload and didn’t jam often.

What I Checked for Compatibility

I made sure the replacement head was designed for the STIHL FS 38 or compatible with its shaft and mounting system. I also checked:

  • Thread size
  • Mounting style
  • Line diameter support
  • Whether it was an OEM or aftermarket part

This helped me avoid buying a head that looked right but didn’t actually fit.

My Thoughts on OEM vs Aftermarket

I compared original STIHL parts with aftermarket options. OEM parts gave me more confidence in fit and reliability, while aftermarket heads were often cheaper and sometimes offered extra features. In my experience, the best choice depended on whether I wanted long-term dependability or a lower upfront cost.

Durability Matters to Me

I wanted a head that could handle regular yard work without cracking or wearing out too quickly. A strong housing and reliable internal spring mechanism made a big difference. If I had to replace the head often, I knew I wouldn’t be saving money in the long run.

Ease of Installation

I preferred a replacement head that I could install without special tools or a complicated process. A clear design and simple mounting system made the job much easier. I also liked products that came with basic instructions, since that saved me time and frustration.

My Final Buying Advice

If I were buying again, I would focus on:

  • Confirming exact compatibility with the STIHL FS 38
  • Choosing a durable, easy-to-use head
  • Deciding between OEM and aftermarket based on budget
  • Picking a line feed system that matches my trimming style

For me, the best replacement was the one that fit correctly, lasted well, and made trimming easier instead of harder.

Conclusion

Replacing the trimmer head on my STIHL FS 38 improved performance right away. By checking compatibility, durability, and ease of use, I was able to choose a replacement that made my yard work smoother and more efficient.

Final Thoughts

Replacing the trimmer head on my Stihl FS 38 is a simple way to keep the tool running smoothly and cutting efficiently. I’ve found that using the correct replacement part and following the proper steps makes the job quick and stress-free. With a fresh trimmer head, my FS 38 performs better and helps me get the yard work done with less hassle.

Author Profile

Owen Carlisle
Owen Carlisle
A drawer full of spare cables, batteries, and everyday backups says a lot about Owen Carlisle. He has spent years around local programs and small businesses, where a missing charger, weak light, or poorly made bag could turn a simple plan into a problem.

Owen pays attention to the things people often discover too late. He notices what is uncomfortable to carry, difficult to set up, annoying to clean, or not worth the price once the newness fades. His approach is shaped by ordinary routines, busy days, and plenty of small buying mistakes.

Through Daylight DC, he shares practical product thoughts for people who want to choose with more confidence. He values comfort, durability, honest usefulness, and products that make daily life feel a little easier.