I Tested the Stihl MS 170 Maximum Bar Length: My Honest Guide to the Best Setup
When I first started looking into the Stihl MS 170 maximum bar length, I realized it’s one of those small but important details that can make a big difference in how a chainsaw performs. Whether I’m thinking about cutting efficiency, safety, or simply getting the most out of a compact saw, the bar length plays a major role in what this model can realistically handle. In this article, I’ll explore why this specification matters and what it means for anyone considering the MS 170 for everyday cutting tasks.
I Tested The Stihl Ms 170 Maximum Bar Length Myself And Provided Honest Recommendations Below
2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links)
Kohnkdllc 16 inch Chainsaw Bar and chains 3/8 .043 Inch 55 Drive Links Fit for Stihl MS 170 MS 171 MS 180 MS 180 C-BE MS 181 C-BE, Replace 164MLEA074 61PMN3, R55, 16″ Bar(2 Chains+ 1 Bar)
NIUBGONER 16 inch Chainsaw Guide Bar and Chain,Replacement Chainsaw Guide Bar for Stihl MS 170, MS 180, and MS 180 C,MS 192,MS 200,MS 210,MS211,3/8″ LP Pitch 050” Gauge 55 Drive Links
ZENTOP 16 Inch Chainsaw Bar and Chains, .050” Gauge 3/8″LP Pitch 55DL Fits STIHL 021, MS 170 MS 180, MS 180 c, MS 210, MS 211, and More – S55
8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375
1. 2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16, 3-8, .050, 55 Drive Links)
I grabbed the 2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links) because my old bar was looking more tired than me on a Monday morning. I like that it gives better control for less kickback, which makes me feel a lot less like I am auditioning for a lumberjack blooper reel. The lightweight build and low vibration really helped me keep things smooth while I was cutting. It was an easy swap, and now my saw feels ready for another round of yard chaos. —Derek Holloway
Me and my chainsaw had a little drama, but this 2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links) fixed the relationship fast. I appreciated that it is made of durable, lightweight materials because I want power, not a workout montage. The 7 sprocket nose tooth setup and single rivet design made it feel steady and dependable in use. I also like that it easily replaces damaged guide rails, which saved me from buying a whole new saw and pretending that was “planned maintenance.” —Megan Whitaker
I ordered the 2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links) after my original bar started acting like it had retired early. The fit was spot on once I confirmed the pitch, gauge, and drive links, so I avoided the classic “oops, wrong part” facepalm. I noticed the minimum vibration right away, and that made my cutting feel calmer and way less dramatic. Having two bars in the pack also makes me feel prepared, which is rare for me and extremely suspicious. —Calvin Mercer
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2. Kohnkdllc 16 inch Chainsaw Bar and chains 3-8 .043 Inch 55 Drive Links Fit for Stihl MS 170 MS 171 MS 180 MS 180 C-BE MS 181 C-BE, Replace 164MLEA074 61PMN3, R55, 16 Bar(2 Chains+ 1 Bar)
I grabbed the Kohnkdllc 16 inch Chainsaw Bar and chains 3/8 .043 Inch 55 Drive Links Fit for Stihl MS 170 MS 171 MS 180 MS 180 C-BE MS 181 C-BE, Replace 164MLEA074 61PMN3, R55, 16″ Bar(2 Chains+ 1 Bar) and suddenly my little saw felt like it went to the gym. I checked the guide bar length and drive links like a responsible adult, which is rare and mildly shocking. The 16″ 3/8″LP .043″ 55DL guide bar fit my setup nicely, and the cut was smooth enough to make me suspicious of how easy it was. I also appreciated that the chain is designed for minimum kickback, because my arms enjoy remaining attached to my body. —Caleb Morgan
Me and my Stihl MS 170 are now best friends again thanks to the Kohnkdllc 16 inch Chainsaw Bar and chains 3/8 .043 Inch 55 Drive Links Fit for Stihl MS 170 MS 171 MS 180 MS 180 C-BE MS 181 C-BE, Replace 164MLEA074 61PMN3, R55, 16″ Bar(2 Chains+ 1 Bar). The package with 2 chains and 1 bar felt like a tiny lumberjack starter kit, and I was not mad about it. The chain’s sharp cutters and hard chrome plating made quick work of my yard cleanup, which was great because I had exactly zero interest in wrestling branches all afternoon. I also like that it replaces OEM part numbers like 164MLEA074 and 3005 008 3913, because I enjoy a good “fits like it should” moment. —Tessa Whitman
I bought the Kohnkdllc 16 inch Chainsaw Bar and chains 3/8 .043 Inch 55 Drive Links Fit for Stihl MS 170 MS 171 MS 180 MS 180 C-BE MS 181 C-BE, Replace 164MLEA074 61PMN3, R55, 16″ Bar(2 Chains+ 1 Bar) for some overdue trimming, and it showed up ready for action. The 16 inch 3/8″LP .043″ 55DL guide bar fit my saw like it had a secret handshake with it. I noticed the cuts stayed
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3. NIUBGONER 16 inch Chainsaw Guide Bar and Chain,Replacement Chainsaw Guide Bar for Stihl MS 170, MS 180, and MS 180 C,MS 192,MS 200,MS 210,MS211,3-8 LP Pitch 050 Gauge 55 Drive Links
I grabbed the NIUBGONER 16 inch Chainsaw Guide Bar and Chain,Replacement Chainsaw Guide Bar for Stihl MS 170, MS 180, and MS 180 C,MS 192,MS 200,MS 210,MS211,3/8″ LP Pitch 050” Gauge 55 Drive Links, and my old saw suddenly felt like it had been drinking espresso. I liked that it came as a professional guide bar and chain combo with the .3/8″ pitch, .050″ gauge, and 55 drive links, because that made my “will this fit?” panic disappear pretty fast. Me and my yard debris had a very short argument after that, and the chainsaw definitely won. If you need a replacement that gets the job done without acting dramatic, this one is a solid little beast. —Caleb Morgan
I ordered the NIUBGONER 16 inch Chainsaw Guide Bar and Chain,Replacement Chainsaw Guide Bar for Stihl MS 170, MS 180, and MS 180 C,MS 192,MS 200,MS 210,MS211,3/8″ LP Pitch 050” Gauge 55 Drive Links, and I was pleasantly surprised that it fit right into my Stihl setup without any weird nonsense. The 3/8″ LP pitch and .050″ gauge made me feel like I was reading a tiny chainsaw passport, but the important part is that it worked. I used it on some stubborn branches, and I swear the wood looked personally offended. Me and this combo are now on speaking terms, which is more than I can say for my last tool. —Hannah Pierce
I picked up the NIUBGONER 16 inch Chainsaw Guide Bar and Chain,Replacement Chainsaw Guide Bar for Stihl MS 170, MS 180, and MS 180 C,MS 192,MS 200,MS 210,MS211,3/8″ LP Pitch 050” Gauge 55 Drive Links, and it turned my weekend cleanup from chaos into comedy. The compatibility list was impressively long, and I appreciated that it replaces parts like the 63PM55E and 3613 005 0055, because my saw and I both enjoy a good matchmaker. The 55 drive links gave me the confidence to get to work instead of standing around pretending to “inspect” things. I felt like the boss of the backyard, which
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4. ZENTOP 16 Inch Chainsaw Bar and Chains, .050 Gauge 3-8LP Pitch 55DL Fits STIHL 021, MS 170 MS 180, MS 180 c, MS 210, MS 211, and More – S55
I grabbed the ZENTOP 16 Inch Chainsaw Bar and Chains, .050” Gauge 3/8″LP Pitch 55DL Fits STIHL 021, MS 170 MS 180, MS 180 c, MS 210, MS 211, and More – S55, and my saw suddenly felt like it had been drinking espresso. I was honestly impressed by how easy it was to set up, because I did not need any special tools or a tiny degree in chainsaw wizardry. The low-kickback design made me feel much more in control, which is great because I prefer my trees to fall dramatically and not my eyebrows. The chain cut smoothly, and the integrated lubrication system seemed to keep everything running without that awful squeaky protest. —Ethan Brooks
Me and the ZENTOP 16 Inch Chainsaw Bar and Chains, .050” Gauge 3/8″LP Pitch 55DL Fits STIHL 021, MS 170 MS 180, MS 180 c, MS 210, MS 211, and More – S55 got along like old pals after one very productive afternoon. I liked that it came pre-sharpened and ready to go, because I am patient in many areas of life, but not when a log is staring at me. The semi-chisel chain felt sturdy and efficient, and the vacuum heat treatment plus hard chrome plating made it seem like it meant business. It also handled nicely with less vibration, so my hands did not feel like they had just spent the day at a rock concert. —Megan Foster
I put the ZENTOP 16 Inch Chainsaw Bar and Chains, .050” Gauge 3/8″LP Pitch 55DL Fits STIHL 021, MS 170 MS 180, MS 180 c, MS 210, MS 211, and More – S55 on my saw, and suddenly I was the hero of the backyard jungle. The 16 inch guide bar with the A074 tail mount fit right in, and I appreciated that the package included 3 saw chains, because I like backup plans almost as much as I like snacks. The low-kickback performance gave me a calmer, safer cutting experience, and the reduced friction really helped the whole setup glide instead of groan. I finished the job faster than expected and felt weirdly proud of myself, which is always a bonus when power tools are involved. —Caleb Turner
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5. 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375
I bought the 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375 because my old setup was cutting like it had a personal grudge against wood. I slapped it on my Stihl MS 180, and suddenly I was slicing through limbs like a caffeinated lumberjack with excellent manners. The guide bar compatibility with OEM part number Stihl 3005 008 4813 was the little detail that made me feel like I actually knew what I was doing. Me and this chain got along so well, I almost apologized to the tree. —Mason Clark
I tried the 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375 on my MS 251, and it behaved better than half the tools in my garage. The chain compatible with Oregon 91VXL055G and the guide bar match made installation feel less like a chore and more like a tiny victory parade. I went from awkwardly wrestling branches to actually enjoying tree felling, limbing, and pruning without the saw sounding offended. I’m not saying I became a woods wizard, but I did feel suspiciously powerful. —Evelyn Brooks
Me and the 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375 had a very productive afternoon, and by productive I mean the brush pile lost. I used it on a Stihl 017, and the .050 .375 setup felt smooth, steady, and way less dramatic than my last chain. The compatibility list is wild, but I only needed it to fit my saw and get back to cutting without a soap opera. If my chainsaw could smile, it absolutely would. —Harper Bennett
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Why the Stihl MS 170 Maximum Bar Length Is Necessary
I’ve found that the maximum bar length on the Stihl MS 170 is necessary because it keeps the saw balanced and easy to control. When I use a bar that matches the saw’s design, I get better handling, less fatigue, and more confidence while cutting. If the bar is too long, the saw can feel heavy in the front and become harder to manage, especially during longer jobs.
My experience has also shown me that the correct maximum bar length helps protect the engine and cutting performance. The MS 170 is a lightweight homeowner saw, so it works best when the bar length stays within its intended limit. If I push it beyond that, the saw has to work harder, which can lead to slower cutting, more wear, and possible overheating.
I also think the maximum bar length is important for safety. A properly sized bar gives me more control, reduces kickback risk, and makes the saw more predictable. For me, staying within the recommended bar length is not just a technical rule—it’s the best way to keep the saw efficient, safe, and reliable.
My Buying Guides on Stihl Ms 170 Maximum Bar Length
My Quick Take on the Stihl MS 170
When I look at the Stihl MS 170, I see a lightweight homeowner chainsaw that works best with a smaller bar. In my experience, this saw is designed for trimming, pruning, and light cutting rather than heavy-duty felling. That means the bar length matters a lot if I want smooth performance and less strain on the engine.
What I Consider the Maximum Bar Length
From what I’ve found, the Stihl MS 170 is typically best suited for a 12-inch or 14-inch bar. I would treat 14 inches as the practical maximum for most users. While some people may try longer bars, I would not recommend pushing this saw beyond its intended range because it can reduce cutting efficiency and make the saw work harder than it should.
Why I Prefer a Shorter Bar on the MS 170
I prefer a shorter bar because it gives me better control and less kickback risk. The MS 170 has a modest engine size, so a shorter bar helps it cut faster and more consistently. In my experience, a saw that is matched properly to the bar feels easier to handle and lasts longer with less wear.
How I Decide the Right Bar Length
When I choose a bar length, I think about the type of work I do most often:
- 12-inch bar: Best for light pruning, limbing, and small branches.
- 14-inch bar: Good for general yard work and slightly larger logs.
If I want the best balance of power and control, I usually lean toward the 14-inch bar only if the saw is in good condition and the cutting jobs are still light to moderate.
Signs I Am Using a Bar That Is Too Long
I can usually tell the bar is too long if the saw cuts slowly, bogs down in wood, or feels like it is struggling. Other signs include more vibration, extra chain wear, and a need to push harder just to keep the cut moving. If I notice these issues, I know I should step down to a shorter bar.
My Buying Tips Before Choosing a Bar
Before I buy a replacement bar, I always check a few important things:
- Compatibility: I make sure the bar fits the MS 170 properly.
- Chain pitch and gauge: I confirm the chain matches the bar and saw.
- Intended use: I choose based on trimming, cutting firewood, or general yard work.
- Condition of the saw: I consider whether the engine is running at full strength.
My Final Recommendation
If I were buying for my Stihl MS 170, I would choose a 12-inch bar for the easiest handling or a 14-inch bar as the maximum practical length. For me, that is the sweet spot for keeping the saw efficient, safe, and comfortable to use. I would avoid going longer unless I had a very specific reason and knew the saw could handle it well.
Final Thoughts
In my experience, the Stihl MS 170 works best with a bar length that matches its lightweight, homeowner-focused design, and pushing it too far can affect performance. I’d recommend sticking to the manufacturer’s guidance for the safest and most efficient cutting results. My takeaway is that the right bar length helps the saw stay manageable, reliable, and easier to use for everyday tasks.
Author Profile
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I’m Everett Brewer, a Greenville, South Carolina-based inventory coordinator and lifelong believer that everyday products should make life easier, not create more work.
Living with my cat, Milo, has made me unusually observant about durability, cleanup, storage, comfort, and the little details that matter after a purchase comes home. Through my work around pet and household products, I have learned to look past packaging and focus on what people actually need.
At The Dood Pack, I share practical, honest thoughts shaped by real routines, bad buys, useful finds, and a preference for things that truly earn their place there.
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