STIHL Farm Boss — 18" bar — STIHL chain 3689-005-0074
What is the bar length for STIHL Farm Boss — 18" bar — STIHL chain 3689-005-0074?
For STIHL Farm Boss, bar length is 18"; pitch is .325"; gauge is 0.063"; drive links is 74; stihl chain part number is 3689-005-0074, verified against its source on 2026-09-02.
.325" | 0.063" | 74 | 18" | 26RM3 74 | <https://www.alldadelawnmowers.com/search.asp?keyword=3689-005-0074> 3689-005-0074
— lawnequipmentsuperstore.com, retrieved 2026-09-02
- Model
- Farm Boss verified
- Bar length
- 18" verified
- Pitch
- .325" verified
- Gauge
- 0.063" verified
- Drive links
- 74 verified
- STIHL chain part number
- 3689-005-0074 verified
Verified
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Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
Model
Farm Boss | .325" | 0.050" | 67 | 16" | 23RM3 67 | <https://www.alldadelawnmowers.com/search.asp?keyword=3695-005-0067> 3695-005-0067
— all from lawnequipmentsuperstore.com, retrieved 2026-09-02
Source
- lawnequipmentsuperstore.comhttps://www.lawnequipmentsuperstore.com/stihl-chainsaw-bar-chain-quick-guide