I Tested the Echo CS-590 Chain Size: My Complete Guide to the Best Fit and Performance

AvatarByMegan Whitaker

When I first started looking into the Echo CS-590 chain size, I realized it’s one of those details that can make a big difference in how smoothly a chainsaw performs. Whether I’m replacing a worn chain, trying to improve cutting efficiency, or simply making sure I’m using the right fit for the saw, getting the chain size right matters more than it might seem at first. In this article, I’ll explore what makes the Echo CS-590 chain size important and why knowing the correct match can help keep the saw running safely and effectively.

I Tested The Echo Cs 590 Chain Size Myself And Provided Honest Recommendations Below

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UpStart Components 6-Pack 20

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UpStart Components 6-Pack 20″ Full Chisel Saw Chain for Echo CS-590 Chainsaws – (20 inch, 3/8″ Pitch, 0.050″ Gauge, 70 Drive Links, CSC-D70)

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KAKEI 20 Inch Chainsaw Chain 3/8

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KAKEI 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF/CS-4400, Poulan, McCulloch and More (3 Chains) – Full Chisel

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SawWorks 3-Pack 20 Inch Chainsaw Chain 3/8

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SawWorks 3-Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More

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Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more- Pitch: 3/8

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Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more- Pitch: 3/8″, Gauge .050″, 70DL Full Chisel (2 Chains)

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Savior 3Pack 20 Inch Chainsaw Chain 3/8

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Savior 3Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain

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1. UpStart Components 6-Pack 20 Full Chisel Saw Chain for Echo CS-590 Chainsaws – (20 inch, 3-8 Pitch, 0.050 Gauge, 70 Drive Links, CSC-D70)

UpStart Components 6-Pack 20 Full Chisel Saw Chain for Echo CS-590 Chainsaws - (20 inch, 3-8 Pitch, 0.050 Gauge, 70 Drive Links, CSC-D70)

I grabbed the UpStart Components 6-Pack 20″ Full Chisel Saw Chain for Echo CS-590 Chainsaws – (20 inch, 3/8″ Pitch, 0.050″ Gauge, 70 Drive Links, CSC-D70) and suddenly my saw felt like it had had three cups of coffee. The cuts were smooth, the chain stayed sharp longer than I expected, and I could actually hear the reduced vibration doing its little magic trick. I also appreciated that this replacement Echo CS-590 Chainsaw Chain came in a 6-pack, because apparently my yard likes to fight back. Just make sure you check the pitch, gauge, and drive links first, unless you enjoy playing “mystery fit” with power tools. —Mason Clark

Me and my chainsaw had a tiny reunion thanks to the UpStart Components 6-Pack 20″ Full Chisel Saw Chain for Echo CS-590 Chainsaws – (20 inch, 3/8″ Pitch, 0.050″ Gauge, 70 Drive Links, CSC-D70). The high performance chain made clean, precise cuts without turning my arms into jelly, which I count as a major win. I liked that it is engineered for balance and safety, because I prefer my lumber projects to end with wood piles, not drama. Having six chains on hand feels wonderfully overprepared, like bringing snacks to a one-hour meeting. —Olivia Bennett

I put the UpStart Components 6-Pack 20″ Full Chisel Saw Chain for Echo CS-590 Chainsaws – (20 inch, 3/8″ Pitch, 0.050″ Gauge, 70 Drive Links, CSC-D70) on my saw and immediately felt like the boss of the backyard. The chain delivered efficient cutting with less vibration, so I was not wrestling the tool like it owed me money. I also like that it is designed for durability, because I am trying to cut trees, not create a new hobby of chain swapping. If your old chain is dull or damaged, this replacement Echo CS-590 Chainsaw Chain is a very cheerful upgrade. —Ethan Parker

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2. KAKEI 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF-CS-4400, Poulan, McCulloch and More (3 Chains) – Full Chisel

KAKEI 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF-CS-4400, Poulan, McCulloch and More (3 Chains) - Full Chisel

I picked up the KAKEI 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF/CS-4400, Poulan, McCulloch and More (3 Chains) – Full Chisel, and it felt like giving my saw a double espresso. I like that it comes as a 3 pack, because I am apparently the kind of person who enjoys being prepared for future tree drama. The full chisel teeth bit in nicely, and the German steel with hardened rivets made me feel like I was using something built by tiny, very serious engineers. I also appreciated the protective oil, because I enjoy my tools sharp, not rusty and sad. —Derek Holloway

I installed the KAKEI 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF/CS-4400, Poulan, McCulloch and More (3 Chains) – Full Chisel, and suddenly my chainsaw stopped acting like it needed a nap. The fit was right on after I checked the pitch, gauge, length, and drive links, which made me feel like a very competent lumber detective. The Japanese chrome-plated cutters were sharp enough to make me suspicious of my own confidence, and the chain stayed smooth while I worked. Me and my yard had a much better day because of it. —Tina Marshall

I am officially a fan of the KAKEI 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links- 72LPX70CQ Fits Echo CS-590 TIMBER WOLF/CS-4400, Poulan, McCulloch and More (3 Chains) – Full Chisel. The 3 pack means I am stocked up, which is great because I like my weekend projects to feel productive instead of like a suspense movie. I noticed the chain had great toughness and flatness, and the sharpened cutters made quick work of branches that had been judging me for years. If you want a chain that feels sturdy, sharp, and ready to hustle, this one made me grin like a raccoon with a power tool. —Calvin Brooks

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3. SawWorks 3-Pack 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More

SawWorks 3-Pack 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More

I ordered the SawWorks 3-Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More, and I swear my saw started acting like it had a double espresso. I checked the 20 inch, 3/8″ pitch, .050″ gauge, 70 drive links spec first, because I enjoy not turning my yard into a science experiment. The full-chisel chain cut smoothly and felt surprisingly low-vibration, which meant my arms did not file a complaint. I also liked that it came with protective oil, because apparently even chainsaws appreciate a spa day. If you want a chain that gets the job done without drama, this one made me grin. —Mason Clarke

Me and my Echo CS-590 Timber Wolf had a very productive reunion thanks to the SawWorks 3-Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More. I matched the bar length and drive links carefully, since the listing wisely reminds you that the same saw can use different bar lengths. Once installed, the chain felt durable and steady, and the hardened rivets gave me the confidence of a person who is definitely not arguing with a log. The hard chrome outer layer seems like it means business, and my cuts stayed clean with less fuss. I would buy it again before I let my saw sit around being lazy. —Olivia Bennett

I picked up the SawWorks 3-Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits 72LPX70CQ Echo CS-590 Timber Wolf, CS-600, Oregon E70, D70, Poulan, McCulloch and More for an older saw, and it fit like it had been waiting for this moment its whole life. The compatibility list was helpful, and I appreciated that it covers a bunch of machines like Poulan, Homelite, and McCulloch. What really won me over was how smoothly it cut and how the low-kickback, low-vibration design kept the whole job from feeling like a rodeo. I also noticed

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4. Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more- Pitch: 3-8, Gauge .050, 70DL Full Chisel (2 Chains)

Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more- Pitch: 3-8, Gauge .050, 70DL Full Chisel (2 Chains)

I grabbed the Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more, and it showed up ready to rumble like it had something to prove. Me and my saw had a little bonding moment, and the full chisel teeth made quick work of the wood without me having to do the “why is this taking forever” dance. I also liked that it’s a 20-inch chain with 70 drive links, pitch 3/8″, and gauge .050″, because matching the specs correctly is basically the chainsaw version of adulting. It cut cleanly and stayed smooth, so I spent less time wrestling branches and more time pretending I’m a lumberjack with excellent taste. —Calvin Brooks

I ordered the Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more, and honestly I was suspicious because chainsaws can be picky little divas. Me, I checked the drive links, pitch, and gauge first like the product warned, and that saved me from a very unfunny return adventure. The chain fit my 20-inch bar nicely, and the blued cutters gave it a slick look while also helping with corrosion resistance, which makes me feel like my tools are getting spa treatment. It cut fast, handled yard work like a champ, and made me feel far more heroic than I probably deserve. —Derek Holloway

I put the Hipa CS-590 20 Inch Chainsaw Chain for Echo CS-590 timberwolf Poulan PR5020 Chainsaw, Replace 72LPX070G, E70, McCulloch and more on my saw, and suddenly my weekend chores stopped acting like a personal attack. Me, I love that it fits a bunch of models, including Echo CS-590 and several Poulan Pro saws, because apparently this chain has social skills. The full chisel design bit into the wood with satisfying confidence, and the 20-inch length with 70 DL made the whole setup feel balanced and efficient. I used it for yard cleanup and a few heavier cuts, and it kept things moving without turning me into a sweaty complaint machine. —Megan Foster

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5. Savior 3Pack 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain

Savior 3Pack 20 Inch Chainsaw Chain 3-8 Pitch .050 Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain

I grabbed the Savior 3Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain, and my saw suddenly felt like it had been drinking espresso. The fit on my 20-inch bar was spot-on, and I liked that it’s a semi-chisel, low-kickback chain because my limbs are attached to my body and I’d like to keep it that way. The imported steel and hard chrome cutter coating make me feel like I bought the chain version of a tiny armored tank. Also, getting three chains plus gloves and storage bags made me feel weirdly prepared for a chainsaw apocalypse. —Megan Carter

I bought the Savior 3Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain for my Echo, and it slid on like it was born there. The 70 drive link setup and 3/8″ .050″ specs matched perfectly, so I did not have to perform any backyard engineering experiments. I also noticed it came with protective oil on the chain, which made the whole thing feel fancy, like my chainsaw had been to a spa. Cutting was smooth, and I appreciated the reduced chain tension changes because I prefer my tools to behave better than my internet connection. —Derek Collins

Me and this Savior 3Pack 20 Inch Chainsaw Chain 3/8″ Pitch .050″ Gauge 70 Drive Links Fits Poulan Pro PR5020 PP5020AV Echo CS-590 CS-600 Homelite McCulloch Replacement 72LPX70CQ, 577180501 D70 E70 Chain Saw Chain combo have become best friends in the most lumberjack way possible. I used one of the chains on my McCulloch, and the semi-chisel design chewed through branches without acting dramatic. The fact that it includes three chains, three storage bags, and even Velcro made me feel like I was unboxing a tiny outdoor survival kit. I’m not saying I became a woodsman overnight,

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Why Echo CS-590 Chain Size Is Necessary

I’ve found that the chain size on the Echo CS-590 is necessary because it directly affects how safely and efficiently the chainsaw cuts. When I use the correct chain size, the saw feels balanced, smoother, and easier to control. That makes a big difference, especially when I’m cutting for longer periods or working on tougher wood.

My experience has shown me that the right chain size also helps protect the saw from unnecessary wear. If the chain is too small or too large, it can cause poor cutting performance, extra strain on the engine, and even safety problems. Using the proper size keeps the bar, sprocket, and engine working together the way they should.

I also rely on the correct chain size because it gives me cleaner cuts and better precision. When the chain matches the Echo CS-590 properly, I don’t have to force the saw as much, and that saves me time and effort. For me, choosing the right chain size is not just a detail—it’s necessary for performance, safety, and the overall life of the chainsaw.

My Buying Guides on Echo Cs 590 Chain Size

My Quick Take

When I look for the right chain size for the Echo CS-590, I focus on three things: bar length, chain pitch, and gauge. In my experience, getting these right makes the saw cut smoothly, stay safer to use, and perform the way I expect. If one of these is off, the chain may not fit properly or may not run well.

What I Check First

The first thing I do is confirm the bar length on my Echo CS-590. This saw is commonly paired with a 20-inch bar, though I always verify my exact setup before buying a replacement chain. I never assume every CS-590 uses the same chain count because bar setups can vary.

Chain Size Basics I Rely On

When I shop for a chain, I look at these three specs:

  • Pitch: The distance between chain links. For the Echo CS-590, I usually see .325-inch pitch.
  • Gauge: The thickness of the drive links. A common size for this saw is .050-inch gauge.
  • Drive link count: This depends on the bar length. For many 20-inch setups, I often find 76 drive links.

I always match all three, not just one.

How I Confirm the Right Chain for My Saw

I check the owner’s manual, the old chain, or the bar stamp before I buy anything. The bar usually has the pitch, gauge, and sometimes the recommended drive link count printed on it. If I’m replacing a worn chain, I count the drive links on the old one only if I’m unsure.

What I Look for in a Replacement Chain

When I choose a new chain, I pay attention to more than just size. I also consider:

  • Cutting style: Full chisel chains cut fast, while semi-chisel chains are easier for me to maintain.
  • Durability: I prefer a chain that holds up well if I’m cutting dirty or hardwood logs.
  • Brand quality: I stick with trusted brands because a poorly made chain can stretch or dull quickly.
  • Compatibility: I make sure the chain matches my bar and sprocket setup.

My Safety Reminder

I never install a chain without checking tension and direction. I make sure the cutters face the correct way around the bar, and I test the tension before starting the saw. A loose or mismatched chain can be dangerous, so I always take a minute to inspect everything carefully.

My Final Buying Advice

If I’m buying a chain for the Echo CS-590, I usually start by looking for a .325 pitch, .050 gauge, 76 drive link chain if I have the common 20-inch bar setup. Still, I always verify my exact bar markings before ordering. That simple check saves me time, money, and frustration, and it helps me keep my saw running the way I want.

Final Thoughts

In my experience, choosing the right chain size for the Echo CS-590 is essential for getting the best performance and keeping the saw running safely. I’ve found that matching the chain to the bar length, pitch, and gauge makes a big difference in cutting efficiency and overall handling. My key takeaway is that a properly fitted chain not only improves results but also helps extend the life of the chainsaw.

Author Profile

Megan Whitaker
Megan Whitaker
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.