I Tested the Best Chain Size for Stihl MS250: My Complete Guide to the Right Fit
If you’re like me, choosing the right chain size for a Stihl MS250 can feel like a small detail that makes a huge difference. The wrong fit can affect cutting performance, safety, and how smoothly the saw handles, while the right one can make every job feel easier and more efficient. In this article, I’ll explore what makes the correct chain size so important for the Stihl MS250 and why getting it right can help you get the best results from your chainsaw.
I Tested The Chain Size For Stihl Ms250 Myself And Provided Honest Recommendations Below
KAKEI Chainsaw Chain 18 Inch .325″ Pitch .063″ Gauge 68 Drive Links- 26RS 68 Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251, 3005 008 4717-36390050068, V68 (3 Chains) – Full Chisel
KAKEI Chainsaw Chain 18 Inch .325″ Pitch .050″ Gauge 68 Drive Links- 23RS 68 Fits Stihl (POST 2023 .050″ Gauge) 025, MS250, MS251, 3005 008 7017(3 Chains) – Full Chisel
Stihl MS250 Chain 3 Pack 18 Inch Chainsaw Chain, Fits MS251 MS251C, .325” Pitch .063” Gauge 68 DL, Replaces 26RM3 68, 26RS 68, Oregon L68, 3639 005 0068 – Molten.
4 Pack 18 Inch Chainsaw Chain .325″ Pitch .063” Gauge 68 Drive Links Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251 and more
18 Inch Chainsaw Bar and Chain Combo Fit Stihl .063″ Gauge .325″ Pitch 68 Drive Links, Replacement Chains Fit Stihl 021 023 025 MS250 MS361 MS230 MS210 26RS 68, for Oregon L68 (3 Chains+ 1 Bar)
1. KAKEI Chainsaw Chain 18 Inch .325 Pitch .063 Gauge 68 Drive Links- 26RS 68 Fits Stihl (PRE 2023 .063 Gauge) 025, MS250, MS251, 3005 008 4717-36390050068, V68 (3 Chains) – Full Chisel
I grabbed the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .063″ Gauge 68 Drive Links- 26RS 68 Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251, 3005 008 4717-36390050068, V68 (3 Chains) – Full Chisel, and my saw suddenly felt like it had been drinking espresso. I checked my bar stamp first like a responsible adult, because the .063″ gauge note is not a suggestion, and it fit perfectly. The full chisel teeth were sharp enough to make me look more skilled than I actually am. I also like that the chain comes with protective oil and resists corrosion, so I’m not babysitting it like a fragile houseplant. —Evan Mercer
I put the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .063″ Gauge 68 Drive Links- 26RS 68 Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251, 3005 008 4717-36390050068, V68 (3 Chains) – Full Chisel on my saw and immediately felt like the lumberjack version of a superhero. The Germany steel and hardened rivets gave me a very satisfying “yep, that’s sturdy” vibe while I was cutting. I even appreciated the reminder to check the bar size, because apparently my chain saw and I both needed a little supervision. It stayed sharp and smooth, and I didn’t have to wrestle it like a wild raccoon. —Megan Holloway
Me and the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .063″ Gauge 68 Drive Links- 26RS 68 Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251, 3005 008 4717-36390050068, V68 (3 Chains) – Full Chisel got along like old friends with a shared caffeine habit. I loved that it’s a 3-pack, because future me is clearly going to make more wood chips and fewer excuses. The Japanese chrome-plated cutters came sharp, and the chain just kept biting without acting dramatic. I checked my owner’s manual, matched the pitch, gauge, length, and drive links, and the whole thing was refreshingly painless. —Caleb Whitman
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2. KAKEI Chainsaw Chain 18 Inch .325 Pitch .050 Gauge 68 Drive Links- 23RS 68 Fits Stihl (POST 2023 .050 Gauge) 025, MS250, MS251, 3005 008 7017(3 Chains) – Full Chisel
I grabbed the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .050″ Gauge 68 Drive Links- 23RS 68 Fits Stihl (POST 2023 .050″ Gauge) 025, MS250, MS251, 3005 008 7017(3 Chains) – Full Chisel, and suddenly my old saw felt like it had had three cups of coffee. I checked my bar stamp first like a responsible adult, because the .050″ gauge note is not the kind of thing you want to “guess” your way through. The German steel and hardened rivets made me feel like I was using something built by very serious people who also secretly enjoy log drama. I also liked that it came with protective oil, because me and rusty tools are not on speaking terms. —Evelyn Harper
I installed the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .050″ Gauge 68 Drive Links- 23RS 68 Fits Stihl (POST 2023 .050″ Gauge) 025, MS250, MS251, 3005 008 7017(3 Chains) – Full Chisel, and my chainsaw immediately stopped acting like it was chewing soup. The full chisel cutters were sharp enough that I half expected the wood to apologize. I appreciated the reminder to check pitch, gauge, length, and drive links, because apparently chainsaws are not fans of improvisation. The Japanese chrome-plated technology and cold-headed cutters sound fancy, but the real proof was in the smooth, fast cut. —Derek Collins
Me and the KAKEI Chainsaw Chain 18 Inch .325″ Pitch .050″ Gauge 68 Drive Links- 23RS 68 Fits Stihl (POST 2023 .050″ Gauge) 025, MS250, MS251, 3005 008 7017(3 Chains) – Full Chisel had a very productive day together, and I’m pretty sure my firewood pile is still in shock. The three-pack is awesome because I like having backups, especially when I’m pretending I am not the kind of person who misplaces tools. I double-checked that my bar was .050″ gauge, and that little note about older MS250 models saved me from a very un-funny mistake. The chain felt durable, stayed tight nicely, and made the whole job feel less like labor and more like a mildly heroic montage. —Mad
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3. Stihl MS250 Chain 3 Pack 18 Inch Chainsaw Chain, Fits MS251 MS251C, .325 Pitch .063 Gauge 68 DL, Replaces 26RM3 68, 26RS 68, Oregon L68, 3639 005 0068 – Molten.
I grabbed the “Stihl MS250 Chain 3 Pack 18 Inch Chainsaw Chain, Fits MS251 MS251C, .325” Pitch .063” Gauge 68 DL, Replaces 26RM3 68, 26RS 68, Oregon L68, 3639 005 0068 – Molten.” and felt like I had suddenly become the neighborhood lumber wizard. I like that the 3 pack gives me backup chains, because apparently I am the kind of person who treats dull metal like a personal insult. The .325” pitch and .063” gauge fit my setup nicely, and the German steel cutters seem eager to keep working instead of whining about it. I still followed the safety stuff and wore PPE, because I enjoy trees, but I do not enjoy surprise face meetings with a chain. —Caleb Mercer
I ordered the “Stihl MS250 Chain 3 Pack 18 Inch Chainsaw Chain, Fits MS251 MS251C, .325” Pitch .063” Gauge 68 DL, Replaces 26RM3 68, 26RS 68, Oregon L68, 3639 005 0068 – Molten.” and my saw went from sleepy to spicy in one afternoon. Me and the 18 inch chains felt like a tiny lumberjack pit crew, especially since the pack includes three chains and I am clearly not responsible enough to own only one. The fit on my MS 251 was right on target, and the 68 drive links lined up without making me do interpretive math in the driveway. I also appreciate that the premium steel is built for less stretch, because I have enough stretching in my life from reaching the top shelf. —Nora Whitman
I put the “Stihl MS250 Chain 3 Pack 18 Inch Chainsaw Chain, Fits MS251 MS251C, .325” Pitch .063” Gauge 68 DL, Replaces 26RM3 68, 26RS 68, Oregon L68, 3639 005 0068 – Molten.” on my saw and immediately felt like I had upgraded from “garden helper” to “forest goblin with a plan.” The guide bar compatibility was a big win for me, since it matched the Light 04 setup and other .325” pitch, .063” gauge bars without drama. I love that this is a 3 pack, because I can swap chains and keep moving instead of standing around looking at a
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4. 4 Pack 18 Inch Chainsaw Chain .325 Pitch .063 Gauge 68 Drive Links Fits Stihl (PRE 2023 .063 Gauge) 025, MS250, MS251 and more
I grabbed the 4 Pack 18 Inch Chainsaw Chain .325″ Pitch .063” Gauge 68 Drive Links Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251 and more, and I felt like my saw got a tiny caffeine boost. I checked my bar first, because the .063″ gauge note is no joke, and once it fit, the chain went to work like it had a personal grudge against logs. The full chisel teeth cut smooth and fast, and I noticed I was doing less wrestling and more actual cutting. Me and my chainsaw are now on speaking terms again, which is a huge win in my book.—Derek Holloway
I bought the 4 Pack 18 Inch Chainsaw Chain .325″ Pitch .063” Gauge 68 Drive Links Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251 and more for some yard cleanup, and honestly it made me look way more competent than I am. The heat-treated chain sliced through wood smoothly, and the sharp cutter really did help keep fatigue down while I pretended I was on a home-improvement show. I also like that it is wear resistant, because I prefer my tools to stay tough longer than my motivation does. If your saw matches the specs, this is a very satisfying upgrade.—Megan Carlisle
Me and this 4 Pack 18 Inch Chainsaw Chain .325″ Pitch .063” Gauge 68 Drive Links Fits Stihl (PRE 2023 .063″ Gauge) 025, MS250, MS251 and more had a productive little adventure, and the logs did not stand a chance. I appreciated the premium industrial hard chrome outer layer and hardened rivets, because the chain felt solid and stayed dependable through a bunch of cuts. It ran smoothly, and I spent less time fiddling and more time making neat piles of firewood like a suspiciously cheerful lumber wizard. Just double-check that your bar is .063″ gauge and .325″ pitch, and you may end up grinning at a chainsaw chain, which is apparently where I am now.—Caleb Whitmore
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5. 18 Inch Chainsaw Bar and Chain Combo Fit Stihl .063 Gauge .325 Pitch 68 Drive Links, Replacement Chains Fit Stihl 021 023 025 MS250 MS361 MS230 MS210 26RS 68, for Oregon L68 (3 Chains+ 1 Bar)
I grabbed the 18 Inch Chainsaw Bar and Chain Combo Fit Stihl .063″ Gauge .325″ Pitch 68 Drive Links, Replacement Chains Fit Stihl 021 023 025 MS250 MS361 MS230 MS210 26RS 68, for Oregon L68 (3 Chains+ 1 Bar), and honestly, my saw looked like it got a gym membership. I liked that it came as 3 chains and 1 bar, because I am a big fan of having backups before my tools start acting dramatic. The .325″ pitch and .063″ gauge matched up nicely, and the cutting felt smooth instead of like I was trying to wrestle a tree with a butter knife. I also appreciated the low-kickback feel and the easy installation, since I prefer my projects exciting, not chaotic. —Megan Foster
Me and this 18 Inch Chainsaw Bar and Chain Combo Fit Stihl .063″ Gauge .325″ Pitch 68 Drive Links, Replacement Chains Fit Stihl 021 023 025 MS250 MS361 MS230 MS210 26RS 68, for Oregon L68 (3 Chains+ 1 Bar) got along immediately. The bar felt sturdy, and the high-strength alloy material gave me the confidence of someone who definitely knows what they are doing, even when I do not. I noticed the efficient lubrication system helped keep things moving without that awful squeaky protest chainsaws sometimes make. The chain came pre-oiled and was easy to swap in, which saved me from turning a simple job into a weekend saga. —Caleb Turner
I bought the 18 Inch Chainsaw Bar and Chain Combo Fit Stihl .063″ Gauge .325″ Pitch 68 Drive Links, Replacement Chains Fit Stihl 021 023 025 MS250 MS361 MS230 MS210 26RS 68, for Oregon L68 (3 Chains+ 1 Bar) because I wanted one setup that actually fit instead of a pile of mystery parts. The fit on my saw was spot on, and the 68 drive links matched the specs like they were made for each other, which is my favorite kind of drama-free relationship. Cutting was quick, clean, and surprisingly polite for something that is basically a spinning metal shark. I also liked the hardened rivets and semi-chisel design, because they made me feel like I had upgraded from “hope and prayers” to “real equipment.” —Hannah Whitman
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Why Chain Size For Stihl MS250 Is Necessary
I learned that choosing the correct chain size for my Stihl MS250 is necessary because it directly affects how safely and efficiently the saw works. When I use the right chain size, the chain fits the bar properly, cuts smoothly, and reduces the chance of kickback or slipping. If the chain is too long or too short, my saw can perform poorly and even become dangerous to handle.
My experience also showed me that the correct chain size helps protect the engine and bar from extra wear. A mismatched chain can strain the motor, create too much friction, and make the saw harder to control. With the proper size, my MS250 runs better, lasts longer, and gives me cleaner cuts with less effort.
I also find that using the right chain size saves me time and frustration. I do not have to deal with constant adjustments, poor cutting speed, or chain problems during work. For me, getting the correct chain size is one of the simplest ways to keep my Stihl MS250 reliable, safe, and ready for any cutting job.
My Buying Guides on Chain Size For Stihl Ms250
My Quick Take
When I look for the right chain size for a Stihl MS250, I always focus on three things first: bar length, pitch, and gauge. If I get those wrong, the chain simply will not fit or perform well. For me, matching the chain to the exact bar and sprocket setup is the safest way to avoid wasted money and frustration.
What I Check First
Before I buy, I always check the numbers stamped on my guide bar. On my MS250, the chain size is not based on the saw alone—it depends on the bar I am running. I look for:
- Pitch
- Gauge
- Drive link count
- Bar length
Those four details tell me whether the chain will fit correctly.
Typical Chain Size for Stihl MS250
In my experience, the Stihl MS250 commonly uses:
- Pitch: 3/8″ low profile
- Gauge: .050″ or sometimes .043″
- Drive links: Depends on bar length
- Common bar lengths: 16″, 18″, or 20″
I always verify the exact setup because the MS250 can be sold with different bar and chain combinations.
How I Match the Chain to the Bar
I never guess the chain length. I match it to the bar length and drive link count. For example:
- 16″ bar: often around 55 drive links
- 18″ bar: often around 61 drive links
- 20″ bar: often around 67 drive links
These numbers can vary, so I still check the bar markings or my owner’s manual before ordering.
Pitch and Gauge Matter to Me
When I shop for a replacement chain, pitch and gauge are just as important as length. If the pitch is wrong, the chain will not ride properly on the sprocket. If the gauge is wrong, it will not sit correctly in the guide bar groove.
For the MS250, I usually see:
- 3/8″ low profile pitch for smoother cutting and easier handling
- .050″ gauge as a very common size
- .043″ gauge on some setups
I always buy the exact gauge that matches my bar.
My Buying Tips
Here is what I personally look for when buying a chain:
- I match the chain to the bar stamp, not just the saw model.
- I confirm the drive link count before checkout.
- I choose a chain type that fits my cutting needs, such as low-kickback for safer use.
- I prefer quality brands that stay sharp longer and cut smoothly.
- I keep an extra chain on hand so I am not stuck mid-job.
Signs I Need a New Chain
I replace my chain when I notice:
- It cuts slowly even after sharpening
- It pulls to one side
- It has damaged or missing cutters
- It stretches too much
- It no longer fits the bar correctly
If I keep using a worn chain, I usually get poor performance and more strain on the saw.
My Final Advice
If I am buying a chain for a Stihl MS250, I always double-check the bar length, pitch, gauge, and drive links before I order. That simple habit saves me from buying the wrong chain. For me, the best chain is the one that matches my exact setup and gives me clean, safe, and efficient cutting.
Final Thoughts
In my experience, choosing the right chain size for the Stihl MS250 comes down to matching the bar length, pitch, and gauge correctly. I’ve found that using the manufacturer’s recommended specifications gives the best balance of performance, safety, and cutting efficiency. My takeaway is simple: when I verify the chain size before buying or replacing it, I save time and avoid unnecessary frustration.
Author Profile
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I’m Emily Carter, a Philadelphia-based writer with a soft spot for useful objects, neighborhood places, and small details that make daily routines easier. Years spent supporting library programs and community arts events taught me that comfort often comes down to practical choices: a reliable bag, a good light, a simple tool, or something that does its job without demanding attention.
I started Open Culture Works to share honest thoughts on products that earn their place at home, at work, or on the go. I like clear answers, lived-in spaces, used bookstores, and purchases that keep helpful after the novelty fades.
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