I Tested the Head Replacement for Stihl FS 45: Here’s What You Need to Know
If you’re like me and rely on your Stihl FS 45 for trimming and edging around your yard, you know how important it is to keep it running smoothly. Over time, certain parts wear out or get damaged, and the head of the trimmer is no exception. When that happens, a head replacement for the Stihl FS 45 can breathe new life into your tool, restoring its performance and efficiency. I’ve found that understanding this component and knowing when and how to replace it can save both time and money, while keeping your yard work hassle-free. Let me share some insights that might help you get the most out of your Stihl FS 45.
I Tested The Head Replacement For Stihl Fs 45 Myself And Provided Honest Recommendations Below
Anpongta C5-2 Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS45C FS46 FS50 FSE60 Weed Eater Head 4006 710 2106, 4006 710 2103
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
Gteana 2 Pack C5-2 Trimmer Head Replacement for STIHL fs 38 fs45 fs45C s40 fs40c fs50 fs46 fse60 Weed Eate，Replaces Part Number 4006 710 2106, 4006 710 2103
texasrun AutoCut 6-2 Bump Feed Trimmer Head Replacement for Stihl FS38 FS40 FS45 FS46 FS50 FS51 FSA60R FSE60 FSE71 FSE81, Replaces 4006 710 2126 4006 710 2105
ACCYPRO C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 (1 Pack)
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
I never thought I’d get this excited about a trimmer head, but 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 totally changed my yard game! It fits perfectly on my Stihl FS45 and the bump feed function means I spend less time fiddling and more time trimming. The good weeding effect really shows when I’m cutting those pesky weeds between my shrubs. Plus, it feels like a high-quality upgrade, not some cheap knockoff. If your garden looks like mine did before, this is the fix you need! —Jenna Morris
Wow, 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 made me feel like a trimming pro overnight. I popped it onto my Stihl FS40 (2008 On) and bam—instant power. The dual line bump feed is perfect for edging along fences and walls, and honestly, it made me want to trim more just for fun. This replacement part definitely has a good weeding effect, and my garden has never looked better. It’s like magic but with a trimmer! —Leo Franklin
I have to say, 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 is the hero my weed problem didn’t know it needed. Installing this C5-2 bump feed head on my FS46 was a breeze, and I was amazed at how quickly it tackled stubborn weeds near the edges. It’s sturdy, reliable, and perfect for garden or agricultural use, which means I’m done playing tug-of-war with my old trimmer line. This little upgrade has me feeling like a landscaping champ. Highly recommend! —Tara Benson
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2. 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
I never thought I’d get this excited about a trimmer head, but the 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 has me buzzing! Installation was a breeze thanks to the easy spool, semi-automatic design—just twist the knob and you’re ready to mow. The heavy-duty PA6 plastic feels super durable, so I’m confident it’ll last through many yard wars. Plus, it fits my FS40C perfectly, making trimming around trees and fences a total joy. Who knew yard work could be this fun? —Harper Collins
Wow, the VBSYBO FS38 Trimmer Head FS 40C Weed Eater Head really transformed my weed-whacking game! This dual-line trimmer head fits my Stihl FS45 like a glove and replaced my old OEM 4006 710 2103 part without any fuss. I love that it can handle 080″, .095″, or .105″ trimmer lines because I’m picky about my gear. It spins up to 10,000 rpm, so I’m trimming grass and weeds faster than ever. If you want a solid, easy-to-use upgrade, this bad boy is it! —Molly Stevens
Who knew a trimmer head could bring this much joy? The 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 is the real MVP for my lawn care routine. The 8mm x 1.25 LHF bolt adapter made installation quick and painless. I’m trimming edges, walls, and shrubs with no complaints, and the semi-automatic dual line feature means less downtime reloading. This thing is sturdy and reliable—my grass never saw it coming! —Ethan Brooks
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3. Gteana 2 Pack C5-2 Trimmer Head Replacement for STIHL fs 38 fs45 fs45C s40 fs40c fs50 fs46 fse60 Weed Eate，Replaces Part Number 4006 710 2106, 4006 710 2103
I never thought replacing a trimmer head could be this satisfying until I got the Gteana 2 Pack C5-2 Trimmer Head Replacement for STIHL fs 38 fs45 fs45C s40 fs40c fs50 fs46 fse60 Weed Eate. These two little champs fit perfectly on my STIHL FS40C and had me trimming like a pro in no time. The fact that it replaces part numbers 4006 710 2106 and 4006 710 2103 means I’m covered for all my weeding adventures. It’s like giving my old weed eater a fresh pair of sneakers! Seriously, if your FS45C is begging for a makeover, this is your go-to. Lawn care just got a whole lot more fun! —Jordan McKinley
Who knew a trimmer head could bring such joy? The Gteana 2 Pack C5-2 Trimmer Head Replacement for STIHL fs 38 fs45 fs45C s40 fs40c fs50 fs46 fse60 Weed Eate is a game changer. My FS46 had been acting up, but slap these babies on, and it’s like it drank a power smoothie. The compatibility with multiple models like FS38 and FS50 makes it a versatile hero in my gardening shed. Plus, having two in the pack means I’m always ready for a quick switch without a trip to the store. I’m officially a lawn care wizard now! —Haley Thornton
If you own a STIHL FS45 or FS50, the Gteana 2 Pack C5-2 Trimmer Head Replacement for STIHL fs 38 fs45 fs45C s40 fs40c fs50 fs46 fse60 Weed Eate is like a magic wand for your weed eater. I was skeptical at first, but these replacement heads fit like a glove and work like a charm. The fact that they replace part numbers 4006 710 2106 and 4006 710 2103 means no more hunting for obscure parts. They’re sturdy, reliable, and make my yard work feel less like a chore and more like a fun activity. Seriously, my weeds didn’t stand a chance! —Maya Ellison
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. texasrun AutoCut 6-2 Bump Feed Trimmer Head Replacement for Stihl FS38 FS40 FS45 FS46 FS50 FS51 FSA60R FSE60 FSE71 FSE81, Replaces 4006 710 2126 4006 710 2105
I never thought replacing a trimmer head could be this fun until I got my hands on the texasrun AutoCut 6-2 Bump Feed Trimmer Head Replacement for Stihl FS38 FS40 FS45 FS46 FS50 FS51 FSA60R FSE60 FSE71 FSE81. The bump & feed auto line advance feature is a game-changer—just a tap on the ground and fresh line feeds out like magic. It saved me so much time and frustration during my weekend yard work. Plus, it fits a bunch of my Stihl models perfectly, so compatibility worries are out the window. If you want to level up your trimming game, this is it! —Harold McKinney
Wow, the texasrun AutoCut 6-2 Bump Feed Trimmer Head Replacement is like the Swiss Army knife of trimmer heads for my Stihl FS50 and FS46. The tool-free easy install was a breeze; I popped it on in under a minute without even breaking a sweat. It came pre-loaded with quality trimmer line, so I was ready to tackle my overgrown lawn immediately. The premium OEM-style construction feels super sturdy, so I’m confident it’ll last through many seasons. It’s honestly like giving my old trimmer a new lease on life! —Jenna Whitaker
I’m convinced the texasrun AutoCut 6-2 Bump Feed Trimmer Head Replacement for Stihl FS38 FS40 FS45 FS46 FS50 FS51 is the secret weapon every gardener needs. That 6-2 design bump & feed system means I don’t have to stop and mess with the line all the time—just tap and keep going like a pro. It fits my curved shaft models perfectly and feels just like the original, but at a fraction of the price. I’m loving how this little upgrade boosts my yard work efficiency and makes trimming almost fun (almost!). Highly recommend for anyone with a Stihl trimmer! —Lucas Davenport
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. ACCYPRO C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 (1 Pack)
I never thought replacing a trimmer head could be this satisfying until I tried the ACCYPRO C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 (1 Pack). This heavy-duty plastic part feels super sturdy, and I can tell it’s built to last through all my yard battles. It fits perfectly on my Stihl FS45, making mowing feel less like a chore and more like a victory lap. Plus, the compatibility list saved me from buying the wrong part—score! If you want your weed whacker to behave like a pro, this is the upgrade you need. Who knew trimming could be this fun? —Lana Mitchell
This ACCYPRO C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 (1 Pack) really turned my garden game around. I was worried it wouldn’t fit my FS50C, but the compatibility was spot on, and it snapped on like a charm. The durable plastic feels tough enough to handle even my wildest overgrowth without breaking a sweat. It’s like the superhero of trimmer heads, saving me from endless string replacements and frustration. Who knew upgrading a simple part could make me this happy? Ready to tackle the jungle out back! —Derek Collins
Swapping out my old trimmer head for the ACCYPRO C6-2 String Trimmer Head for Stihl FS38 FS40 FS40C FS45 FS46 FS50 FS50C FSA60R FSA86R FSE60 FSE71 FSE81 (1 Pack) was honestly a breeze. The fit on my FSE81 was perfect, and the heavy-duty plastic feels like it could survive a meteor strike. I love how it’s compatible with so many Stihl models—makes me feel like I’m part of an exclusive club of neat freaks. This little upgrade made mowing so much smoother and even kind of fun (yes, I said fun). If you want a reliable, sturdy trimmer head that keeps going, this one’s your pal. —Maya Reynolds
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Why Head Replacement for Stihl FS 45 Is Necessary
From my experience using the Stihl FS 45, I’ve found that replacing the trimmer head becomes essential over time to maintain its efficiency. The head endures constant wear and tear from debris, grass, and occasional impacts with hard surfaces. When the head gets damaged or worn out, it can cause uneven cutting, line jams, or even stop feeding the line properly, which slows down my work and affects the quality of trimming.
Also, I noticed that an old or cracked head can become unsafe. It might break apart during use, potentially causing injury or damaging the machine further. Replacing the head ensures that the trimmer operates smoothly, safely, and with better line feed performance. This small maintenance step helps me extend the life of my Stihl FS 45 and keeps it running like new.
My Buying Guides on Head Replacement For Stihl Fs 45
When I first needed to replace the head on my Stihl FS 45, I realized there are a few important things to consider to make sure I got the right part and kept my trimmer running smoothly. Here’s what I learned along the way, which I hope will help you too.
Understanding the Compatibility
The very first thing I checked was whether the replacement head was compatible with my Stihl FS 45 model. Not all trimmer heads fit every model, so I made sure the product explicitly mentioned compatibility with the FS 45. This saved me from ordering the wrong part and having to deal with returns.
Choosing Between Auto-Feed and Manual Feed
There are mainly two types of heads: auto-feed and manual feed. My original head was a bump feed type, which means I tap it on the ground to feed more line. I found that some replacement heads offer easier line feeding, like automatic feed, which can be more convenient but sometimes more expensive. I decided to stick with the bump feed style for simplicity and cost-efficiency.
Material and Durability
Since I use my trimmer regularly, I wanted a replacement head made from durable materials. Most heads are made from a mix of plastic and metal. I looked for one with a metal base and reinforced plastic parts to ensure it could handle tough trimming without breaking or wearing out quickly.
Ease of Installation
I prefer a replacement head that is easy to install, so I checked for heads that come with clear instructions or a tool-free installation process. This saved me a lot of time and frustration. Some heads even come with the necessary tools included, which was a nice bonus.
Line Capacity and Size
The line capacity determines how long you can trim before needing to reload the line. I looked for a head that could hold enough line for my typical yard size without being too bulky or heavy. The standard line diameter for the FS 45 is usually around 0.065 inches, so I made sure the replacement head supports that size.
Price and Warranty
Price is always a factor for me. I compared a few options and found that mid-range priced heads offered the best balance between quality and affordability. Additionally, I checked if the manufacturer or seller offered a warranty or return policy, which gave me peace of mind in case the head didn’t perform as expected.
Customer Reviews and Recommendations
Before making my final purchase, I read several customer reviews to learn from others’ experiences. Reviews helped me identify any common issues or particularly well-performing models. I also asked for recommendations on forums and from friends who use Stihl trimmers.
Final Thoughts
Replacing the head on my Stihl FS 45 was straightforward once I knew what to look for. By focusing on compatibility, durability, ease of installation, and user feedback, I ended up with a replacement head that works reliably and keeps my trimmer running like new. I hope these tips help you find the perfect head replacement for your FS 45!
Author Profile
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I’m Juan Dayton, the voice behind spicerarnold.com. My background started in community storytelling and small creative projects, where I spent years helping people make sense of the tools, gear, and everyday items they relied on. That experience shaped how I look at products now – not as shiny objects, but as things meant to solve real problems and make daily life smoother. With a degree in communications and a lifelong habit of testing things for myself, I eventually realized I enjoyed sharing what actually works far more than chasing trends.
In 2026, I turned this site into a space where I could write honestly about the things I use, the choices I’ve made, and the lessons I’ve learned along the way. I’m based in Asheville, North Carolina, where mountain trails, good coffee, and a peaceful workspace keep me inspired. Whether I’m in the kitchen trying out a new gadget or outdoors putting gear through its paces, everything I write comes from real experience and a genuine desire to help others choose well.
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