Stihl engine series 1140 · PRO · in production
MS 362 · MS 311 · MS 391
Displacement59–64.1 cc
Guide bar16–25″
Chain3/8″ · .050–.063″
Production2009→now
Chains & bars that fit the MS 362 · MS 311 · MS 391
Pitch & gauge 3/8″ · .050–.063″ · recommended bar 16–25″ · round file 7/32" (5.5 mm)
Files, oil & sharpening
Suggested match: Oregon 72/73/75 EXL. 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.
Some links earn us a commission. It never changes the specs or what we recommend.
Models in this family (5)
| Model | Years | Market | Rarity | Notes |
|---|---|---|---|---|
| MS 362 | 2010–~15 | Global | Common | Base non-electronic; largely superseded by C-M |
| MS 362 C-Q | 2010–22 | Global | Common | QuickStop Super |
| MS 362 C-M | 2014→now | Global | Current / Very Common | M-Tronic. 17 catalogued codes incl. R/VW/Z permutations |
| MS 311 | 2009→now | Global | Current | Farm & Ranch, 59 cc |
| MS 391 | 2009→now | Global | Current | Farm & Ranch, 64.1 cc |
Data confidence
Provenance for this family's figures — verify anything tagged estimated, approx, or stale-risk against STIHL spec sheets.