Stihl engine series 1151 · HO · in production

MS 231

Displacement42.6 cc

Guide bar16–18″

Chain.325″ · .063″

Production2012→now

Chains & bars that fit the MS 231

Pitch & gauge .325″ · .063″ · recommended bar 16–18″ · round file 3/16" (4.8 mm)

Replacement chain → Guide bar →

Files, oil & sharpening

Round file 3/16" (4.8 mm) → Bar & chain oil → 2-in-1 sharpener →

Suggested match: Oregon 95-series (95VPX) / 21–22 LPX. Confirm the drive-link count for your exact bar length before ordering. Genuine STIHL chain isn't sold online — these are equivalent aftermarket (Oregon) specs.

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Models in this family (1)

Model	Years	Market	Rarity	Notes
MS 231 (C-BE)	2012→	Global	Current / Common	Mid homeowner

Data confidence

Provenance for this family's figures — verify anything tagged estimated, approx, or stale-risk against STIHL spec sheets.

displacement · sourcedbar real-world · estimatedchain · sourceddates · verifiedvariants · sourced