Description
Overview:
This Chain Sprocket is a Genuine Stihl OEM drive sprocket designed for small to mid-size Stihl chainsaws. Made from hardened steel for high wear resistance, it provides smooth, positive chain drive and reliable engagement. Specified as 3/8 inch Picco (low-profile) pitch with 6 teeth (3/8 in = 9.53 mm), it is suitable for compact saws used in cutting, pruning, and general maintenance. Engineered for a precise fit on compatible machines, it helps maintain consistent cutting performance when paired with a correctly matched chain. Ideal for routine replacement when the original sprocket shows wear, it fits popular models such as the MS 181 and MS 210, and supports dependable operation in both professional and DIY settings.
Key Features:
- Genuine Stihl OEM part for assured compatibility and reliability
- 3/8 in Picco (9.53 mm) pitch, 6-tooth design for correct chain engagement
- Hardened steel construction for durability and long service life
- Precision-machined to support smooth chain tracking and reduced wear
- Helps maintain consistent cutting performance when paired with the correct chain
- Straightforward fitment on listed Stihl models; no modifications required
- Suitable replacement when the original sprocket is worn or notched
- Works with 3/8 in low-profile (Picco) chains specified for the compatible models
Typical Applications:
Used for routine maintenance and repair of Stihl chainsaws in forestry, arboriculture, landscaping, fencing, and estate work. Suitable for cutting firewood, pruning, sectioning, and general site clearance. Replace the sprocket as part of regular drive-line servicing to keep chain drive smooth and efficient.
Also known as:
Drive sprocket, chain sprocket 3/8P, chainsaw sprocket, drive cog, chain drive gear, spur sprocket, 6T sprocket, Picco sprocket.
Fits Models:
021, 023, 025, MS 171, MS 171 C, MS 181, MS 181 C, MS 210, MS 210 C, MS 211, MS 211 C, MS 230, MS 230 C, MS 250, MS 250 C
Alternate Part Numbers:
1123-640-2073, 11236402073
Product Specifications
| L&S Part No. | 1123 640 2073 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11236402073 |
| Unit of Sale | 1 |
| Size | 3/8" Picco 6T |
| Applications | 021, 023, 025, MS 171, MS 171 C, MS 181, MS 181 C, MS 210, MS 210 C, MS 211, MS 211 C, MS 230, MS 230 C, MS 250, MS 250 C, MS171, MS171C, MS181, MS181C, MS210, MS210C, MS211, MS211C, MS230, MS230C, MS250, MS250C |
| Machine Type | Chainsaws |
| Fits Models | MS230, MS230C | MS250, MS250C | MS171, MS171C | MS181, MS181C | MS211, MS211C | 021, 023, 025 |
