STIHL 3691 005 0091 RMX Ripping Saw Chain

Stihl 3691-005-0091 OEM RMX Ripping Saw Chain (33 RMX • 28")

Genuine STIHL OEM Rapid Micro (RMX) ripping saw chain engineered specifically for chainsaw milling and ripping applications.

Designed for professional users and small sawmill setups, RMX ripping chains deliver smoother cuts, reduced vibration, and consistent performance when cutting with the grain.

Product Overview

• Brand: STIHL (OEM)

• OEM Part Number: 3691-005-0091

• Chain Model: 33 RMX (Rapid Micro Ripping Chain)

• Bar Length: 28 inch

• Pitch: 3/8"

• Gauge: .050" (1.3 mm)

• Drive Links: 91

• Cutter Type: Rapid Micro – Ripping profile

• Stock Number: 36910050091

• Condition: New OEM

This chain is purpose-built for ripping lumber, not cross-cutting. It is the correct OEM chain for milling operations using a 28" 3/8" .050 gauge guide bar.

What Is an RMX Ripping Chain?

STIHL RMX (Rapid Micro Ripping) chains are specially ground for cutting parallel to the wood grain, making them ideal for:

• Chainsaw milling

• Small sawmills

• Slabbing logs

• Producing dimensional lumber

Compared to standard cross-cut chains, RMX ripping chains:

• Cut smoother with the grain

• Produce a more uniform surface finish

• Reduce vibration and operator fatigue

• Place less strain on the saw during long milling cuts

Verify Fitment in 30 Seconds

Before ordering, confirm the following on your guide bar or current chain:

• Bar Length: 28"

• Pitch: 3/8"

• Gauge: .050"

• Drive Links: 91

⚠️ Ripping chains are not intended for standard cross-cutting.

⚠️ User Recommendation

RMX ripping chains are intended for experienced users performing with-the-grain cuts only. Not recommended for dirty wood, cross-cutting, or general firewood use.

• 🔧 Professional-grade STIHL parts expertise

• 🔧 OEM-only STIHL products

• 🔧 Milling and chain selection support

• 🔧 Fast, careful shipping

We help professionals get the right chain for the job.