Description
Overview:
This chain sprocket cover is a replacement side cover for Stihl compact chainsaws, designed to shield the drive sprocket and clutch area while securing the guide bar. Moulded from a durable, impact‐resistant polymer with a light grey finish, it stands up to chain oil, fuel splash, and everyday knocks. It helps keep debris away from the drive components to reduce wear and maintain smooth chain operation. The cover fits Stihl MS 150 and MS 150 T models and related variants, making it suitable for arborists, grounds teams, and homeowners who need reliable protection with straightforward fitting. Stihl part number 1146 640 1704 for easy identification.
Key Features:
- Direct-fit replacement for the Stihl 150/151 series side cover, ensuring correct alignment and clearance
- Robust polymer construction is impact-, oil-, and fuel-resistant for long service life
- Protects the sprocket and clutch area from chips, dirt, and sap to reduce premature wear
- Helps keep the guide bar clamped securely and the chain line consistent during operation
- Smooth inner surfaces make it easier to clear out packed debris when servicing the saw
- Uses the saw's existing bar studs and nuts for a quick, no-modification installation
- Suitable for professional and DIY use in tree care, landscaping, and property maintenance
- Supports efficient cutting performance by keeping contaminants away from moving parts
- Stihl reference: 1146 640 1704
Typical Applications:
Use on pruning, limbing, and light cutting tasks where chips and debris can build up around the drive sprocket. Well suited to arborist work at height, estate maintenance, and domestic garden jobs. Keeps the drive end protected in resinous or dusty conditions and helps maintain reliable chain tracking between routine cleans.
Also known as:
Sprocket guard, clutch cover, side cover, chaincase cover, sprocket protector.
Fits Models:
MS 150, MS 150 C, MS 150 T, MS 150 T C, MS 151 C, MS 151 TC, MS150, MS150C, MS150T, MS150T C, MS150TC, MS151C, MS151TC
Product Specifications
| L&S Part No. | 1146 640 1704 |
|---|---|
| Manufacturer | Stihl |
| OEM No. | 11466401704 |
| Unit of Sale | 1 |
| Applications | MS 150, MS 150 C, MS 150 T, MS 150 T C, MS 151 C, MS 151 TC, MS150, MS150C, MS150T, MS150T C, MS150TC, MS151C, MS151TC |
| Machine Type | Chainsaws |
| Fits Models | MS150T C | MS150C | MS151C, MS151TC |
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