Stihl MS 250 Chain & Bar Sizes | Parts Guide

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Stihl MS 250 replacement chain, guide bars and related parts

This page covers the Stihl MS 250 (also written MS250 without a space). Find the chain size by matching bar length, pitch, gauge and drive-link count below.

Stihl MS 250 note: .325 .063 common 16" and 18". Others are uncommon. This saw uses its own bar and chain mount. Bars and chains from other saws won't fit.

Chain and bar choices by length

Stihl MS 250 12-inch chain and bar

  • 12-inch bar: 44 drive links, 3/8" low profile pitch, .050-inch gauge Alternate setup — verify equipment. Finder chain reference: 91VXL100U. Guide-bar references: 120SXEA074, 120SDEA074. Catalog chain families: 91PXL. Make sure you have a 12" 3/8" low profile/.050 bar and a 3/8" low profile sprocket if you order this. For by-the-link chain, order a loop cut to 44 drive links.
Check Stihl MS 250 12-inch options in the finder

Stihl MS 250 14-inch chain and bar

  • 14-inch bar: 50 drive links, 3/8" low profile pitch, .050-inch gauge Alternate setup — verify equipment. Finder chain reference: 91VXL100U. Guide-bar references: 140SXEA074, 140SDEA074. Catalog chain families: 91PX, 91PXL, 91VXL. Make sure you have a 14" 3/8" low profile/.050 bar and a 3/8" low profile sprocket if you order this. For by-the-link chain, order a loop cut to 50 drive links.
Check Stihl MS 250 14-inch options in the finder

Stihl MS 250 16-inch chain and bar

  • 16-inch bar: 62 drive links, .325" pitch, .063-inch gauge Common catalog setup. Finder chain reference: 22LGX100U. Guide-bar references: 163PXLBA074, 163PXBA074. Catalog chain families: 22BPX, 22LPX. For by-the-link chain, order a loop cut to 62 drive links.
  • 16-inch bar: 55 drive links, 3/8" low profile pitch, .050-inch gauge Alternate setup — verify equipment. Finder chain reference: 91VXL100U. Guide-bar references: 160SXEA074, 160SDEA074. Catalog chain families: 91PX, 91VXL. Make sure you have a 16" 3/8" low profile/.050 bar and a 3/8" low profile sprocket if you order this. For by-the-link chain, order a loop cut to 55 drive links.
  • 16-inch bar: 62 drive links, .325" pitch, .050-inch gauge Alternate setup — verify equipment. Finder chain reference: 20LGX100U. Guide-bar references: 160PXLBA074. Catalog chain families: 20BPX, 20LPX. Make sure you have a 16" .325"/.050 bar and a .325" sprocket if you order this. For by-the-link chain, order a loop cut to 62 drive links.
Check Stihl MS 250 16-inch options in the finder

Stihl MS 250 18-inch chain and bar

  • 18-inch bar: 68 drive links, .325" pitch, .063-inch gauge Common catalog setup. Finder chain reference: 22LGX100U. Guide-bar references: 183PXLBA074, 183PXBA074. Catalog chain families: 22BPX, 22LPX. For by-the-link chain, order a loop cut to 68 drive links.
  • 18-inch bar: 68 drive links, .325" pitch, .050-inch gauge Alternate setup — verify equipment. Finder chain reference: 20LGX100U. Catalog chain families: 20BPX, 20LPX. Make sure you have an 18" .325"/.050 bar and a .325" sprocket if you order this. For by-the-link chain, order a loop cut to 68 drive links.
Check Stihl MS 250 18-inch options in the finder

Sharpening and cutting-system parts

  • 3/16" round-file setup: file reference 70503; file guide 31690; sharpening-kit reference 558550. Match the file to the chain actually installed.
  • 5/32" round-file setup: file reference 70504; file guide 37534; sharpening-kit reference 558488. Match the file to the chain actually installed.
  • Sprocket reference 1123 640 2074 (Stihl spur sprocket — 7 teeth). Verify pitch and mounting in the finder.
  • Sprocket reference 1123 640 2073 (Stihl spur sprocket — 6 teeth). Verify pitch and mounting in the finder.

Other model-specific maintenance references

  • Air filter: Stihl 1123 120 1613 / Stihl 1123 120 1612. Confirm exact version/serial number in the finder or with the store.
  • Fuel filter: Stihl 0000 350 3500. Confirm exact version/serial number in the finder or with the store.
  • Spark plug: NGK BPMR7A — Bosch WSR 6 F / NGK BPMR 7 A. STIHL Technical Reference Guide 2019 lists NGK BPMR 7 A (Bosch WSR 6 F). Confirm exact version/serial number in the finder or with the store.
  • Air filter: Stihl 1123 120 1613. Confirm exact version/serial number in the finder or with the store.
  • Air filter: Stihl 1123 120 1612. Confirm exact version/serial number in the finder or with the store.

Maintenance evidence recorded in the finder: 2019 STIHL Technical Reference Guide (via stihlguide.com/models/ms-250), family 021 · 023 · 025 · MS 210 · MS 230 · MS 250

How to confirm your chain

  1. Read the pitch and gauge markings on your current guide bar.
  2. Count the drive links on your old chain; do not count the cutters.
  3. Match the exact configuration in the finder, including bar mount and sprocket requirements.

Open the finder for Stihl MS 250

Source: current Dawsonville Hardware Saw Parts Finder data, checked November 6, 2026; Oregon 2026 Master Parts Catalog, guide-bar/chain fitment, PDF pages 1061. Other bar mounts, modified equipment and serial-number changes may differ.

Other parts by model

Maintenance references from our Saw Parts Finder. Confirm your exact model, serial number and manufacturer diagram before ordering. Check the finder or product page for current store information; this guide contains no price or stock snapshots.

Stihl MS 250

Stihl MS 250 ·

Existing finder catalog reference. Serial-specific IPL evidence has not been revalidated for these older records in this update; do not assume all model versions use the same part.

Catalog source: 2019 STIHL Technical Reference Guide (via stihlguide.com/models/ms-250), family 021 · 023 · 025 · MS 210 · MS 230 · MS 250