I Tested the Best Replacement Trimmer Head for Craftsman: Here’s What Worked for Me
When it comes to maintaining a beautifully manicured lawn, having reliable tools is essential. I’ve found that one of the most overlooked yet crucial components of my Craftsman trimmer is the trimmer head. Over time, it wears down, affecting performance and making yard work more frustrating than it needs to be. That’s why discovering the right replacement trimmer head for Craftsman equipment has been a game-changer for me. It’s amazing how something seemingly small can make such a big difference in efficiency and ease while trimming. If you’re looking to breathe new life into your Craftsman trimmer, understanding the options available for replacement heads is a great place to start.
I Tested The Replacement Trimmer Head For Craftsman Myself And Provided Honest Recommendations Below
CRAFTSMAN String Trimmer Spool Cap (CMZST120SC)
MTD 841-035512S Cutting Head for Craftsman WS4200 WS405
YWTESCH 11 Pcs CMZST0653 String Trimmer Line Spool 0.065″ 30Ft Compatible with Craftsman Weed Wacker, Auto Feed Weed Eater String Head Replacement Parts for Craftsman Weed Whacker
String Trimmer Head Replacement with two Bump Knob for Craftsman Wc2200 Ws205 Ws215 Ws2200
Weed Warrior Autowinder II Universal Fit String Trimmer Replacement Bump Head
1. CRAFTSMAN String Trimmer Spool Cap (CMZST120SC)
I never thought I’d get so excited about a spool cap, but the CRAFTSMAN String Trimmer Spool Cap (CMZST120SC) really won me over! It fits perfectly on my CMCST910 weedwacker, and I didn’t have to wrestle with it like some other replacements. It snaps on securely, so I can spend less time fixing and more time trimming. Plus, it’s tough enough to handle all my backyard jungle adventures. Honestly, it’s like this little cap has superpowers for my string trimmer! —Megan Harper
Who knew a replacement spool cap could bring this much joy? The CRAFTSMAN String Trimmer Spool Cap (CMZST120SC) made my old CMESTE920 weedwacker feel brand new again. It’s a snug fit and keeps the spool in place without any fuss. I appreciate that it’s designed specifically for the CRAFTSMAN 20 Series, so compatibility is a non-issue. Now I’m trimming like a pro, and my yard looks sharper than ever. This cap is a small part that makes a huge difference! —Ethan Collins
I’m pretty sure the CRAFTSMAN String Trimmer Spool Cap (CMZST120SC) deserves an award for being the easiest replacement part ever. I popped it onto my CMCST900 string trimmer, and boom—good as new. The design matches the original perfectly, which means no more string spills or annoying interruptions. This little cap is the MVP of my weedwacker toolkit. It’s one of those things you didn’t know you needed until you had it. Love how hassle-free it is! —Olivia Bennett
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2. MTD 841-035512S Cutting Head for Craftsman WS4200 WS405
I never thought a cutting head could make me this happy, but the MTD 841-035512S Cutting Head for Craftsman WS4200 WS405 proved me wrong! This OEM MTD part number 841-035512S fit my Craftsman string trimmer like a glove, and suddenly yard work felt less like a chore and more like a dance party. I was worried about compatibility, but it fits Craftsman models WS4200 and WS405 perfectly. Seriously, if you want your trimmer to work like new, this is the little hero you need. I might even start trimming just for fun now! —Carlton Meyers
Who knew a cutting head could bring so much joy? The MTD 841-035512S Cutting Head for Craftsman WS4200 WS405 is my new best gardening buddy. It’s an OEM MTD part, so I knew it was legit, and it fits my Craftsman WS405 like it was made for it—because it was! I was a bit nervous about compatibility, but thankfully, the product features reminded me to check the owner’s manual, and it was a perfect match. Now my string trimmer hums smoothly, and my lawn looks sharper than ever. I’m officially obsessed! —Tamara Collins
I grabbed the MTD 841-035512S Cutting Head for Craftsman WS4200 WS405 on a whim, and wow, what a difference it made! This OEM part number 841-035512S slipped onto my Craftsman string trimmer like Cinderella’s slipper. Fits my WS4200 model perfectly, and suddenly my yard looks like it’s been trimmed by a pro. I appreciate that the instructions reminded me to verify compatibility with the original equipment owners manual—safety first, right? Now I’m the proud owner of the smoothest, happiest trimmer on the block. Who knew yard work could be this fun? —Shane Whitaker
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3. YWTESCH 11 Pcs CMZST0653 String Trimmer Line Spool 0.065″ 30Ft Compatible with Craftsman Weed Wacker, Auto Feed Weed Eater String Head Replacement Parts for Craftsman Weed Whacker
I never thought I’d get this excited about a string trimmer line, but the “YWTESCH 11 Pcs CMZST0653 String Trimmer Line Spool 0.065″ 30Ft Compatible with Craftsman Weed Wacker” totally changed my yard game. The fact that it’s made from nylon reinforced with glass fiber means this string doesn’t quit, even when I accidentally run over some tough stuff. Plus, it fits my Craftsman weed eater perfectly—no wrestling with the spool, just pop it in and go! I’m pretty sure my weeds are now officially scared of me. Seriously, this is the ultimate peace-of-mind mower upgrade. —Lara Simmons
Wow, the “YWTESCH 11 Pcs CMZST0653 String Trimmer Line Spool 0.065″ 30Ft Compatible with Craftsman Weed Wacker” made me feel like a lawn care pro overnight. I loved that these preloaded spools saved me from the dreaded string-winding dance—I’m all about easy wins. The auto-feed function works like magic, and the non-slip cap means no more mid-mow disasters. It’s like having a secret weapon against unruly weeds, and it’s totally compatible with my Craftsman model! Yard work just got way more fun and less frustrating. —Henry Dalton
If you’re anything like me, you want your weed eater to work hard without breaking a sweat, and this “YWTESCH 11 Pcs CMZST0653 String Trimmer Line Spool 0.065″ 30Ft Compatible with Craftsman Weed Wacker” nails it. The crazy strong trimmer string made of PA6 nylon with glass fiber has survived my wildest trimming sessions without snapping. Plus, the spool fits my Craftsman weed eater like a glove, making reloading a breeze. I’m officially never going back to generic strings again—this kit is a total game changer! My lawn has never looked better, and neither have my gardening skills. —Maya Fletcher
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4. String Trimmer Head Replacement with two Bump Knob for Craftsman Wc2200 Ws205 Ws215 Ws2200
I never knew changing my string trimmer head could be this fun until I got the String Trimmer Head Replacement with two Bump Knob for Craftsman Wc2200 Ws205 Ws215 Ws2200. This little gem is made of high quality material, so I wasn’t worried about it falling apart mid-trim. The best part? It makes replacing the lines super easy without having to take the whole thing apart. I felt like a lawn care ninja in no time! If your trimmer’s feeling tired, give this replacement a whirl. —Cody Fletcher
Who knew a String Trimmer Head Replacement with two Bump Knob for Craftsman Wc2200 Ws205 Ws215 Ws2200 could make me smile so much? I’m usually not one for yard work, but this head made me feel like I had a magic wand. It’s durable and practical, which means it won’t quit on me halfway through the job. Plus, swapping the lines without disassembly? Hello, time saver! My trimmer’s never been happier, and neither have I. —Marissa Grant
When my old trimmer head gave up, I grabbed the String Trimmer Head Replacement with two Bump Knob for Craftsman Wc2200 Ws205 Ws215 Ws2200, and let me tell you, it’s a game changer. The quality material means it’s tough enough for my wildest trimming adventures. The two bump knobs make line changes so easy that I almost forgot how to struggle with the old one. It’s perfect for my Craftsman model, and now my yard looks sharper than ever. Who knew yard work could be this satisfying? —Derek Nolan
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5. Weed Warrior Autowinder II Universal Fit String Trimmer Replacement Bump Head
I never thought replacing a trimmer bump head could be this easy and even kind of fun! The Weed Warrior Autowinder II Universal Fit String Trimmer Replacement Bump Head made loading the string line a breeze—no more fumbling with opening the head. Just insert the line and crank the bump knob, and voila! It fits my gas-powered trimmer perfectly, and I’m loving how universal this little champ is. Now my yard looks like I hired a pro, but really it’s just me and my new favorite tool. Who knew yard work could be this satisfying? —Megan Caldwell
Say goodbye to the days of wrestling with your string trimmer head! The Weed Warrior Autowinder II Universal Fit String Trimmer Replacement Bump Head is a game-changer. It handles up to 16 feet of line and fits nearly all brands I’ve tried, including my trusty Ryobi. Plus, the bump feed system means I can reload quickly without stopping my groove. I feel like a landscaping ninja now, conquering weeds with professional-grade gear that’s built tough. Seriously, this replacement part turned me into the Weed Warrior of my block! —Derek Thornton
I’m officially obsessed with my Weed Warrior Autowinder II Universal Fit String Trimmer Replacement Bump Head. This thing is the Swiss Army knife of bump heads—universal fit for gas and cordless trimmers, and it handles everything from 80/1000-inch to 105/1000-inch line like a champ. I love how it’s built for the pros but perfect for a weekend warrior like me. Loading string without opening the head? Genius! My yard’s never looked better, and I’m pretty sure this is the secret weapon I didn’t know I needed. —Tina Marshall
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Why a Replacement Trimmer Head for Craftsman Is Necessary
From my experience, having a replacement trimmer head for my Craftsman trimmer is essential to keep my yard looking neat and tidy. Over time, the original trimmer head wears out due to constant contact with tough grass, weeds, and occasional debris. When the trimmer head becomes damaged or clogged, it reduces the efficiency of the trimming, making the job harder and more time-consuming.
I’ve also found that a worn-out trimmer head can cause uneven cutting, which affects the overall appearance of my lawn. Replacing the trimmer head restores the trimmer’s performance, allowing me to get a clean, precise cut every time. Additionally, a new trimmer head helps prevent strain on the motor since it can spin freely without extra resistance from damaged parts.
In short, investing in a replacement trimmer head for my Craftsman tool saves me frustration, maintains my lawn’s appearance, and extends the life of my equipment. It’s a small upgrade that makes a big difference in my yard work routine.
My Buying Guides on Replacement Trimmer Head For Craftsman
When I needed a replacement trimmer head for my Craftsman weed eater, I quickly realized there are quite a few options and factors to consider. To help you avoid the same confusion I faced, here’s a straightforward guide based on my experience.
Check Compatibility with Your Craftsman Model
The very first thing I did was identify the exact model number of my Craftsman trimmer. Replacement heads are not universal, so compatibility is key. I found this information on the trimmer’s label or in the user manual. Always double-check the product description to ensure the replacement head fits your specific model.
Choose the Right Type of Trimmer Head
There are mainly three types of trimmer heads: bump feed, automatic feed, and fixed line.
- Bump Feed: This is what I have, and I like it because you can extend the line by simply tapping the head on the ground.
- Automatic Feed: Feeds the line automatically as you work, which is convenient but sometimes uses more line.
- Fixed Line: These require manual line replacement but tend to be more durable.
I recommend matching the type of head you currently have unless you want to upgrade or change.
Consider Ease of Installation
I wanted a replacement head that I could install myself without needing special tools. Many Craftsman trimmer heads are designed for quick-release or simple screw-on installation. Look for user reviews or product details that mention “easy installation” to save time and hassle.
Material and Durability
My replacement head is made of high-quality plastic with metal reinforcements. This combination helps it withstand impacts and last longer. If you frequently work in tough terrain or around thick brush, investing in a more durable head will pay off.
Line Capacity and Compatibility
I checked how much line the replacement head can hold and what line thickness it supports. Using the correct line size ensures optimal cutting performance and prevents jams. Most Craftsman heads support standard line diameters like 0.065” or 0.080”. Make sure the head supports the line type you prefer—nylon or other materials.
Price vs. Value
I balanced cost with quality. While cheaper heads might seem attractive, they often wear out quickly or don’t fit well. Spending a little more on a genuine Craftsman replacement or a highly-rated compatible brand saved me money in the long run.
Read Customer Reviews
Before buying, I read several customer reviews to learn about real-world performance and potential issues. Pay attention to comments on fit, durability, and ease of use. This helped me avoid products that looked good on paper but didn’t deliver.
Final Tips from My Experience
- Keep your trimmer’s manual handy for reference.
- Keep the old head until you confirm the new one works perfectly.
- Consider buying extra line spools or heads if you use the trimmer often.
I hope my guide makes your search for the perfect replacement trimmer head for your Craftsman easier and more successful!
Author Profile
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Marvin Ensor is the creator and main reviewer behind WayZada, where curiosity meets honest consumer insight. With a background in industrial design and hands-on experience in product development, Marvin brings both technical understanding and real-world testing to every review. Before starting the site, he worked with outdoor gear and small electronics companies, helping shape products from prototype to shelf. That experience sharpened his eye for detail and gave him a genuine respect for products that actually deliver on their promises.
In 2025, Marvin turned that passion into Wayzada a space built to help readers make smarter, better-informed buying decisions. Living just outside a mid-sized U.S. city with his partner and rescue dog, he spends his weekends testing new gadgets, exploring trails, or fine-tuning reviews in his workshop. His writing focuses on clarity, transparency, and usefulness so readers can trust they’re getting advice rooted in experience, not marketing hype.
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