Description
Overview:
The Chain Sprocket 1/4'' 8T for Stihl MS190T and MS191T is a genuine Stihl part designed to transfer engine power to the saw chain with smooth, accurate engagement. Built from durable steel to withstand continuous use, it maintains consistent cutting performance and helps reduce premature wear on the bar and chain. With a 1/4 inch (6.35 mm) chain pitch and 8-tooth profile, it suits lightweight and top-handle Stihl chainsaws used for precise pruning and general cutting. This OEM sprocket is a direct-fit replacement for compatible models, making routine maintenance straightforward and restoring reliable drive when a worn sprocket causes skipping, poor tracking, or accelerated chain wear. It is suitable for both professional arborists and DIY users who need dependable cutting efficiency.
Key Features:
- Genuine Stihl OEM part for assured fit and compatibility
- 1/4 inch (6.35 mm) pitch, 8 teeth for precise chain drive
- Robust steel construction for long service life
- Helps maintain cutting speed, chain alignment, and smooth feed
- Direct replacement; no modifications required on listed models
- Supports efficient cutting with low-vibration 1/4 inch chains
- Reliable choice for regular service and preventative maintenance
- Suitable for professional and domestic use on compact saws
Typical Applications:
Ideal for tree pruning, crown reduction, orchard work, and light forestry. Useful for grounds maintenance, cutting firewood, carpentry site work, and general property upkeep where compact Stihl saws and 1/4 inch (6.35 mm) chains are preferred for accuracy and control.
Also known as:
Drive sprocket, chain gear, gear wheel, chain drive gear, saw chain sprocket, drive gear, chain wheel.
Fits Models:
017, 018, MS 162, MS 162 C, MS 170, MS 170 C, MS 171, MS 171 C, MS 172, MS 172 C, MS 180, MS 180 C, MS 181, MS 181 C, MS 182, MS 182 C, MS 190 T, MS 191 T, MS 231, MS 241 C, MS 251, MS162, MS162C, MS170, MS170C, MS171, MS171C, MS172, MS172C, MS180, MS180C, MS181, MS181C, MS182, MS182C, MS190T, MS191T, MS231, MS241C, MS251
Alternate Part Numbers:
1123-640-2007, 11236402007
Product Specifications
| L&S Part No. | 1123 640 2007 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11236402007 |
| Unit of Sale | 1 |
| Applications | 017, 018, MS 162, MS 162 C, MS 170, MS 170 C, MS 171, MS 171 C, MS 172, MS 172 C, MS 180, MS 180 C, MS 181, MS 181 C, MS 182, MS 182 C, MS 190 T, MS 191 T, MS 231, MS 241 C, MS 251, MS162, MS162 / MS162C, MS162C, MS170, MS170C, MS171, MS171C, MS172, MS172 / MS172C, MS172C, MS180, MS180C, MS181, MS181C, MS182, MS182 / MS182C, MS182C, MS190T, MS191T, MS231, MS241C, MS251 |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Fits Models | MS170, MS170C | MS180, MS180C | MS171, MS171C | MS181, MS181C | 017 | 018 | MS231, MS251 | MS241C | MS190T | MS191T | MS162 / MS162C | MS172 / MS172C | MS182 / MS182C |
