18 Inch Chainsaw Chain and Guide Bar

§ Bar & Chain Combos · SKU B0CKLBSGW9

18 Inch Chainsaw Chain and Guide Bar

$36 ★ 4.2

18 Inch Chainsaw Chain and Guide Bar for Stihl MS230, MS241C-M, MS250, MS251 Chainsaw, 18" Replacement Chain and Guide Bar for Oregon 183PXLBA074 Guide Bar-6…

Bar length18"
Pitch.325"
Gauge.063""
Drive links68DL
CategoryBar & Chain Combos
Part numberB0CKLBSGW9
ConditionNew — aftermarket replacement

Fitment last verified:

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Overview

This replacement 18” guide bar and chain set delivers OEM-equivalent fit and cutting performance for your chainsaw. Packaged together, the bar and chain are matched to ensure smooth tracking and consistent cuts. It is a cost-effective alternative when the factory parts are due for retirement.

Key specifications

  • Bar length: 18”
  • Chain pitch: .325”
  • Includes: guide bar and chain (matched set)
  • Material: hardened alloy bar with chrome-plated chain

Compatibility

This combo is built to work with Stihl MS230 and equivalent models that share the same bar-mount geometry. Confirm your saw’s model and year against the compatibility chart to ensure a proper fit, particularly if your saw has been updated with a different oiler setup.

Installation notes

Remove the side cover, slide the old bar off the studs, and clean any sawdust from the bar-mount area and oil port. Seat the new bar on the studs, loop the chain around the sprocket and bar nose, then hand-tighten the cover nuts. Adjust chain tension until the chain pulls away from the bar bottom about 1/8 inch and snaps back, then torque the nuts securely.

Common questions

Q: Will this 18 inch bar and .325 pitch chain combo fit my Stihl MS230 without any modification?

Yes, this combo is made to be compatible with the Stihl MS230, so it should mount correctly as long as your saw is set up for an 18 inch bar and a .325 pitch chain. It’s still a good idea to confirm your current setup matches the 18 inch length and .325 pitch before installing, especially if your saw was previously running a different bar and chain size.

Q: Do I need to do anything special when installing this guide bar and chain on my MS230?

When installing it, make sure the chain is facing the correct cutting direction on the top of the bar and that the tension is snug but still allows the chain to move freely by hand. After a few minutes of cutting, recheck chain tension because a new chain will usually stretch slightly during initial use.

Q: How should I maintain this 18 inch chain and guide bar to make it last longer on my Stihl MS230?

Keep the chain properly sharpened, maintain correct tension, and always make sure bar oil is flowing before cutting. It also helps to clean the bar groove and oil holes regularly, and flip the guide bar periodically so wear stays even from one side to the other.

Compatibility

This part is verified to fit the following equipment. Always confirm the model number stamped on your machine before ordering.

Stihl MS230

Not sure which part you need? See our guide: How to measure your bar or How to read the stamp on your guide bar.

Before you buy — how to verify fitment

  1. Identify your bar mount pattern. Different brands use different mounting slots — check your current bar or saw manual.
  2. Match pitch and gauge. The bar and chain must share the same pitch and gauge as your saw's drive sprocket.
  3. Verify bar length. Measure the cutting length of your current bar from tip to saw body.
  4. Check the compatibility list above for your exact saw model.

Frequently asked questions

Why buy a bar-and-chain combo instead of separate parts?

Combos guarantee the bar and chain are matched — correct pitch, gauge, bar-mount pattern, and drive-link count. Buying separately risks a mismatch.

How do I verify the bar fits my saw?

Check the bar mount pattern (large or small Stihl, Husqvarna D009, etc.), the slot width (gauge), and the sprocket nose pitch. Our bar-measuring guide walks through each step.

Where to buy

This part is available through Amazon with free returns on most orders. We've verified the fitment listed above — check the live listing for current price, stock, and delivery options.

Check current price on Amazon

Affiliate disclosure: we may earn a commission when you purchase through this link, at no extra cost to you.

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