Product Description
The 3686 000 1840 STIHL Rapid Micro (RM) chain reel is a professional semi-chisel cutting chain designed for dependable, smooth performance and long-lasting sharpness. Featuring a .325” pitch, .063” gauge, and 1840 drive links, this 100 ft reel is ideal for professional workshops, forestry crews, and dealers who need to create custom-length chains. The RM chain’s semi-chisel cutters maintain excellent edge retention in dusty or abrasive conditions, offering a balance of cutting speed, durability, and easy maintenance—making it one of STIHL’s most versatile chains.
Key Features
✅ Part Number: 3686 000 1840
✅ Chain Type: Rapid Micro (RM) – Semi-Chisel Cutter
✅ Pitch: .325” (8.25 mm)
✅ Gauge: .063” (1.6 mm)
✅ Drive Links: 1840 DL (100 ft Reel)
✅ Cutter Profile: Semi-chisel – long-lasting edge and smooth cutting action
✅ Application: Professional forestry, arborist, and workshop use
Benefits
✔️ Smooth, Controlled Cutting – Provides clean, low-vibration performance across all wood types
✔️ Extended Edge Retention – Semi-chisel design holds sharpness longer in tough conditions
✔️ Easy Maintenance – Simplifies filing and resists dulling from dirt or debris
✔️ Bulk Chain Supply – 100 ft reel ideal for building custom-length chains
✔️ OEM STIHL Quality – Precision-engineered for reliability, balance, and safety
What It’s Used For
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Professional forestry and arborist work
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Firewood, logging, and milling
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Chain fabrication and workshop servicing
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General-purpose cutting in hardwoods and softwoods
Compatible With:
Fits STIHL chainsaws using .325” pitch / .063” gauge chain systems, including:
MS 261, MS 271, MS 291, MS 311, MS 362, MS 400 C-M, and other compatible models.
(Always confirm compatibility using OEM number 3686 000 1840 before cutting to length.)
How to Use / Cut to Length
1️⃣ Determine required drive link count for your guide bar.
2️⃣ Cut chain to size using a chain breaker.
3️⃣ Join using tie straps and rivets with a spinner or press tool.
4️⃣ Check for smooth rivet heads and free link movement.
5️⃣ Lubricate, tension, and test before full operation.
