Description
3639 005 0068 Stihl 26RSC .325″ 18″ Chainsaw Chain 68 Drive Links Chisel Genuine OEM Part
The Stihl 26RSC .325″ 18-Inch Chainsaw Chain Loop (68 Drive Links) is a high-performance genuine OEM replacement chain designed for professional and homeowner Stihl chainsaws using an 18″ .325 pitch .063 gauge bar setup. Built with aggressive chisel cutters, this chain delivers fast cutting performance, smooth operation, and excellent efficiency in clean wood conditions.
Ideal for firewood cutting, storm cleanup, and heavy-duty limbing, the Stihl 3639 005 0068 chain provides precise fitment, strong durability, and powerful cutting control for saws in the 3862cc range.
Product Details
Item Number: 3639 005 0068
Brand Compatibility: Stihl
Chain Family: Rapid Super
Chain Model: 26RSC
Part Type: Chainsaw Chain Loop
Bar Length Compatibility: 18″ (45cm)
Pitch: .325″
Gauge: .063″ (1.6mm)
Drive Link Count: 68 Drive Links
Cutter Type: Chisel
Cutter Sequence: Standard
Kickback Feature: None
Sharpening File Size: 4.8mm (3/16″)
Recommended Saw Size Range: 3862cc
Recommended Bar Length Range: 13″20″ (3250cm)
Condition: New Genuine OEM Replacement Part
Function
This chain is designed to:
Provide fast, aggressive cutting performance
Deliver smooth, clean cuts with chisel-style cutters
Maximize cutting efficiency in clean wood conditions
Support firewood cutting, limbing, and heavy-duty applications
Replace worn or damaged OEM chain loops
Perform best on mid-size saw setups requiring .325 pitch chain
Chisel chains cut extremely fast but require careful sharpening and are best suited for clean wood.
Verify Fitment in 30 Seconds
Before ordering, confirm the following on your guide bar or current chain:
Bar Length: 18″
Pitch: .325″
Gauge: .063″
Drive Links: 68
Model alone does not guarantee fitment bar specifications must match.
Compatibility
Fits Stihl chainsaws requiring an 18″ .325 pitch .063 setup with 68 drive links, including:
Stihl 025
Stihl MS 250
Stihl MS 251
Stihl MS 251 C
Always verify pitch, gauge, bar length, and drive link count before ordering to ensure correct fitment.
Equivalent / Replaces Part Numbers
Equivalent to:
Stihl 26RSC
Oregon 22LP
Oregon 22LPX
Oregon 35LG
Carlton K3L
Carlton K3L-BL
Installation / Usage
Remove the old chain from the guide bar
Install the new Stihl chisel chain loop onto the sprocket and bar
Adjust chain tension properly (snug but movable by hand)
Lubricate with proper bar and chain oil
Test saw operation before heavy cutting use
Maintenance Tips
Sharpen regularly using a 4.8mm (3/16″) file
Maintain correct depth gauge settings for best performance
Keep chain tension properly adjusted
Clean cutters and drive links frequently
Replace chain if damaged or excessively worn
Store in dry, lubricated conditions to prevent corrosion
