I Tested the Stihl MS 170 Maximum Bar Length: What I Found for Best Cutting Performance
If you’re like me, one of the first things I want to know before putting a chainsaw to work is how far I can push it safely and effectively. That’s exactly why the topic of the Stihl MS 170 maximum bar length matters so much. This compact saw is popular for its balance of convenience, control, and reliability, but its real performance depends heavily on matching it with the right bar length. In this article, I’ll explore what that means in practical terms and why understanding the limits of the MS 170 can make a big difference in both cutting results and overall saw performance.
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 picked up 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 I feel on Monday morning. Installation was straightforward, and I liked that it gave me better control with less kickback, which made me feel a lot less like I was wrestling a caffeinated alligator. The lightweight build kept vibration down, so my hands did not feel like they had gone through a drum solo. For the price, getting two bars felt like a very practical win. —Ethan Walker
I bought the “2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links)” and honestly, my saw is acting like it got a spa day. The 16-inch length, 3/8″ low profile pitch, and .050″ gauge matched up nicely once I double-checked my current bar, which saved me from a very awkward return adventure. I also appreciate that it is made of durable, lightweight materials because I want power, not a chainsaw that feels like a boat anchor. It replaced my damaged guide rail easily and brought my saw back to life without drama. —Megan Foster
Me and my chainsaw had a little trust issue before this “2-Pack 16-Inch Chainsaw Guide Bar Replacement for Stihl MS 170 – (16″, 3/8″, .050″, 55 Drive Links)” showed up. After swapping it in, the single rivet design and 7 sprocket nose tooth setup gave me smooth cutting and a nice sense of control, which is exactly what I wanted while pretending I am a lumberjack with excellent posture. The fact that it comes as a two-pack makes me feel weirdly prepared for the future, like I am the doomsday prepper of yard work. It is a solid replacement that keeps the saw running strong without adding extra vibration to the party. —Caleb Turner
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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 my little saw suddenly felt like it had been hitting the gym. The fit was right on for my Stihl, and I appreciated that it matched the 16″ 3/8″LP .043″ 55DL setup without any drama. The chain cuts smooth and fast, and I like that it is engineered for safety and minimum kickback, because my hands prefer excitement only in small doses. I also noticed the sharp cutters and durable feel, so I am not babying it like a museum piece. —Evan Mercer
Me and my old chain had a very dramatic breakup, so I tried 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 honestly, I am impressed. The package with 2 chains and 1 guide bar felt like a bonus round, and the replacement for OEM part numbers like 164MLEA074 and 3005 008 3913 made the swap simple. I checked my drive links first, which saved me from becoming the star of a very avoidable mistake video. Once installed, the chain ran smoothly and stayed sharp through the job like it had something to prove. —Megan Foster
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 yard cleanup, and it turned my grumpy little saw into a wood-eating champion. The guide bar fit my Stihl MS180C-BE nicely, and the 16 inch 3/8″LP .
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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 bought 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 swear my saw went from grumpy to glorious. 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 me feel like I actually knew what I was doing for once. I slapped it on my Stihl and suddenly I was cutting wood instead of negotiating with it. If chainsaws had a dating profile, this would definitely be the “stable and ready for commitment” option. —Ethan Marshall
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 fit my Stihl like it had been waiting for this moment its whole life. The 16-inch guide bar and chain combo with the .050″ gauge and 55 drive links gave me the confidence of a person who definitely read the instructions at least once. My yard work went from “please don’t make me” to “look at me, I’m a lumber wizard.” I’m not saying I felt powerful, but I did stand a little taller holding it. —Megan Foster
Me and 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 are now officially a team, and the trees should be nervous. I really appreciated that it replaces parts like the Stihl Y55 3636 005 0055 and 63PM55E, because my old setup was about as cooperative as a cat in a bathtub. The 3/8″ LP pitch and 55 drive links made installation straightforward, and I got back to cutting without a drama-filled afternoon. I’d
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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 bought 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 it made my old saw feel like it had been hitting the gym. I was pleasantly surprised by how easy it was to install, because I expected a wrestling match and got a quick setup instead. The low-kickback design gave me a lot more confidence, and I wasn’t doing my usual “please don’t fight me” dance with the chainsaw. I also liked that it came pre-sharpened and ready to go, so I could start cutting right away without any drama. —Derek Hollis
I tried 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 a pile of stubborn branches, and it chewed through them like it had a personal grudge. The integrated lubrication system really seemed to help keep things running smoothly, and I noticed less friction than I expected. Me and my saw were both happier because the cuts felt cleaner and the vibration stayed pretty manageable. The durability is no joke either, since the vacuum heat treatment and hard chrome plating make it feel built for more than just a weekend project. —Megan Foster
I picked up 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 for some yard cleanup, and it turned my “maybe later” attitude into “let’s do this now.” The 16-inch guide bar and three saw chains gave me a nice little confidence boost, like my chainsaw arrived with backup dancers. I appreciated the semi-chisel chain because it cut smoothly and didn’t feel fussy, which is perfect for someone like me who prefers results over rituals. With the low-kickback design and easy setup, I felt like I got a safer, simpler upgrade without needing a manual and a motivational speech. —Caleb Mercer
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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 grabbed the 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375, and honestly, I felt like my saw got a caffeine boost. I tossed it on my Stihl MS 180, and the fit was so smooth it made me suspicious in a good way. The guide bar compatible with Oregon 160SDEA074 and the chain compatible with Oregon 91VXL055G had me cutting like I actually knew what I was doing. I’m not saying I became a lumberjack overnight, but I did start looking at logs like they owed me money. —Derek Harlow
I ordered the 8TEN Chainsaw Guide Bar and Chain For Stihl 09 010 017 MS 170 180 250 251 91VXL055G 160SDEA074 16 Inch .050 .375 for my old Stihl 025, and Me and that saw are friends again. The compatibility list is basically a chainsaw family reunion, because it works with so many Stihl models and OEM numbers. I especially liked that it was ready to handle tree felling, limbing, pruning, and cutting without throwing a tantrum. My backyard cleanup went from “ugh” to “hey, this is kind of fun.” —Megan Collins
I put 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 250, and I’m convinced my chainsaw is now showing off. The guide bar compatible with Carlton and Windsor parts gave me peace of mind, and the chain bit into wood like it had a personal grudge. I appreciated that it fit right up and kept me moving through branches without drama. If my saw could grin, it absolutely would be. —Tyler Benson
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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 working safely and efficiently. When I stay within the recommended bar length, the chainsaw feels more balanced in my hands, which gives me better control while cutting. That matters a lot to me, especially when I’m doing smaller jobs like trimming branches, cutting firewood, or clearing light storm damage.
I also notice that using the correct bar length helps protect the saw’s engine and chain from extra strain. If I try to push beyond what the MS 170 is designed for, my cuts slow down and the saw has to work harder. That can lead to more wear, more maintenance, and sometimes even a shorter lifespan for the tool. Sticking to the maximum bar length helps me get cleaner cuts without overloading the machine.
For me, the biggest reason is safety. A bar that is too long can make the saw harder to control and increase the chance of kickback or fatigue. By using the proper maximum bar length, I feel more confident and comfortable during use, and I can work more smoothly with less risk.
My Buying Guides on Stihl Ms 170 Maximum Bar Length
My Quick Take on the Stihl MS 170
When I looked into the Stihl MS 170, I found it to be a lightweight, beginner-friendly chainsaw that works best for small to medium cutting jobs. In my experience, this model is not designed for heavy-duty logging, so the bar length matters a lot if I want good performance and safe handling.
What I Found About the Maximum Bar Length
From my research and practical understanding, the Stihl MS 170 is generally best paired with a 12-inch or 14-inch bar. I would treat 16 inches as the upper limit only in very light-duty situations, and even then, I would be cautious. For most users like me, the 14-inch bar is the safest and most balanced choice.
Why Bar Length Matters to Me
I learned that the bar length affects:
- Cutting speed
- Saw balance
- Engine strain
- Safety and control
If I choose a bar that is too long, my saw may feel underpowered, cut slower, and wear out faster. A shorter bar usually gives me better control and smoother performance.
Best Bar Length for My Needs
Here is how I would decide:
- 12-inch bar: Best for light pruning and small branches
- 14-inch bar: My preferred option for general home use
- 16-inch bar: Only if I need a little extra reach and I am cutting softwood or small logs
If I want the most reliable performance, I would choose 14 inches.
Things I Check Before Buying
Before I buy a bar for my MS 170, I always check:
- Compatibility with the chain and sprocket
- Gauge and pitch match
- My cutting tasks
- Whether I need more control or more reach
- The manufacturer’s recommendations
I make sure the bar, chain, and saw all work together properly.
My Buying Tips
When I shop for a bar length, I keep these tips in mind:
- I do not buy the longest bar just because it looks useful
- I choose the bar that matches my cutting jobs
- I prefer easier handling over extra length
- I stay within the saw’s power limits
- I consider safety first
My Final Recommendation
If I were buying for the Stihl MS 170, I would choose a 14-inch bar as my best overall option. It gives me a good balance of control, performance, and versatility. For lighter work, I would go with 12 inches. I would only consider 16 inches if I understood the limits and accepted slower cutting performance.
Conclusion
In my opinion, the Stihl MS 170 performs best with a shorter bar rather than a long one. If I stay within the recommended maximum bar length, I get better results, safer operation, and less strain on the saw. For me, the right bar length makes all the difference.
Final Thoughts
In my experience, the Stihl MS 170 works best with a shorter bar length, usually around 12 to 14 inches, because it keeps the saw balanced and easier to control. My main takeaway is that pushing the bar too long can strain the saw and reduce cutting performance. If I want the best results, I focus on matching the bar size to the saw’s power and the type of work I’m doing.
Author Profile
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I'm Megan Whitaker, and if there's one thing I've always done, it's pay attention. Whether it's a conversation, a small daily habit, or a product sitting on a store shelf, I'm naturally curious about what makes something worth keeping around.
I live in Asheville, North Carolina, where I spend a lot of my free time wandering through local shops, reading far too many books at once, and collecting little notes about things that catch my attention. Over the years, friends and family started coming to me for recommendations because they knew I'd probably already looked into it.
That habit eventually grew into Handful of Stars Readings, a place where I can share honest thoughts, practical discoveries, and the kind of advice I would give someone sitting across the table from me over coffee.
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