Description
Overview:
This Worm for Stihl chainsaws is a genuine Stihl replacement gear designed to restore smooth, reliable drive within the machine. Made from a hard‐wearing polymer for low friction and long life, it transfers rotation to its mating gear to keep the mechanism working correctly under everyday use. It is engineered for a precise fit on Stihl battery chainsaws, helping to maintain performance and reduce premature wear elsewhere in the drive train. Ideal for routine maintenance or repair, it suits models including the MSA 160 C and MSA 200. Supplied as an Original Equipment Manufacturer (OEM) component, Manufacturer Part Number 12506407101 (also written 1250 640 7101), it meets Stihl's build standards for durability, fit, and function. Genuine Stihl Part.
Key Features:
- Genuine Stihl part for assured compatibility and performance
- Precision moulded worm gear for consistent, smooth meshing
- Durable polymer construction to resist wear under load
- Helps restore efficient power transfer and reduce drivetrain noise
- Supports overall tool longevity by replacing a common wear item
- Stable fitment for accurate alignment and dependable operation
- Straightforward to install during routine servicing with basic tools
- Suitable for heavy, frequent use typical of professional and DIY tasks
- Stihl MPN: 12506407101 for easy identification
- Direct replacement for worn or damaged gears to maintain safe operation
Typical Applications:
Used during service or repair when the existing worm shows wear, rounding, cracking, or slippage. Helps maintain consistent drive within Stihl battery chainsaws used for pruning, landscaping, grounds maintenance, and light arborist work. Suitable for preventative maintenance to keep machines operating smoothly and reduce the risk of unplanned downtime.
Also known as:
Worm gear, worm drive, drive worm, helical gear, gear worm, drive gear component, transmission worm, auxiliary drive gear. These terms refer to the same rotating component that engages a mating gear to transmit motion within the chainsaw's drive system.
Fits Models:
MSA 160 C, MSA 200, MSA 200 C, MSA 220 C, MSA160 C, MSA160C, MSA200, MSA200C, MSA220C
Alternate Part Numbers:
1250-640-7101, 12506407101
Product Specifications
| L&S Part No. | 1250 640 7101 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 12506407101 |
| Unit of Sale | 1 |
| Applications | MSA 160 C, MSA 200, MSA 200 C, MSA 220 C, MSA160 C, MSA160C, MSA200, MSA200C, MSA220C |
| Machine Type | Cordless Chainsaws |
| Fits Brands | Stihl |
| Fits Models | MSA160 C | MSA200C | MSA220C | MSA80 C | MSA190 T |
