Stihl engine series 1128 · PRO
044/046 · MS 440/460/461
Displacement70.7–76.5 cc
Guide bar16–28″
Chain3/8″ · .050–.063″
Production1988–2022
Chains & bars that fit the 044/046 · MS 440/460/461
Pitch & gauge 3/8″ · .050–.063″ · recommended bar 16–28″ · 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.
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Models in this family (5)
| Model | Years | Market | Rarity | Notes |
|---|---|---|---|---|
| 044 | 1988–01 | Global | Very Common / iconic | 70.7 cc; → MS 440 |
| 046 | 1996–01 | EU/Global | Common | 76.5 cc; → MS 460 |
| MS 440 | 2001–12 | Global | Iconic / Very Common | 'Magnum' in US marketing |
| MS 460 | 2001–12 | Global | Very Common | Pro standard |
| MS 461 | 2013–22 | Global | Common | Redesign; new crankcase, D-porting |
Data confidence
Provenance for this family's figures — verify anything tagged estimated, approx, or stale-risk against STIHL spec sheets.