Description
Overview:
This Rim Sprocket 3/8'' Picco 7T is a genuine Stihl OEM drive rim for small to mid-size Stihl chainsaws, including the MS 250 and MS 250 C. Made from hardened steel, it transfers power from the clutch to the chain for smooth, efficient cutting. The 3/8 inch (9.53 mm) Picco pitch and 7-tooth layout are engineered to match low-profile Picco chains for accurate engagement and minimal wear. As a replaceable rim that sits on the clutch drum, it helps maintain correct chain speed and alignment, reducing stress on the bar and chain. Built to Stihl's specifications (MPN 00006421240), it offers a precise fit and reliable service life for regular users and professionals alike.
Key Features:
- Genuine Stihl OEM part for reliable fit and performance
- 3/8 inch (9.53 mm) Picco pitch with 7-tooth design for low-profile chains
- Hardened steel construction for resistance to wear and heat
- Rim type design allows economical replacement without changing the drum (when compatible)
- Precision machined for smooth chain drive and consistent cutting
- Helps reduce chain skip and uneven wear on bar and drive links
- Simple to fit during routine servicing with basic workshop tools
- Supports efficient power transfer for better cutting productivity
- Suitable for a wide range of Stihl homeowner and pro saws
Typical Applications:
Used as a routine service replacement when the existing rim is worn or notched. Ideal for general felling, pruning, firewood processing, landscaping, and site work where smooth chain drive and accurate cutting are important. Helps maintain cutting efficiency and prolongs the life of the chain and guide bar.
Also known as:
Rim sprocket, drive rim, chain wheel, chain drive sprocket, rim gear, chain drive ring.
Fits Models:
021, 023, 024, 025, 026, MS 210, MS 210 C, MS 211, MS 211 C, MS 230, MS 230 C, MS 231, MS 231 C, MS 240, MS 241 C, MS 250, MS 250 C, MS 251, MS 251 C, MS 260, MS 260 C, MS 261, MS 261 C
Alternate Part Numbers:
00006421240
Product Specifications
| L&S Part No. | 0000 642 1240 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 00006421240 |
| Unit of Sale | 1 |
| Applications | 021, 023, 024, 025, 026, MS 210, MS 210 C, MS 211, MS 211 C, MS 230, MS 230 C, MS 231, MS 231 C, MS 240, MS 241 C, MS 250, MS 250 C, MS 251, MS 251 C, MS 260, MS 260 C, MS 261, MS 261 C, MS210, MS210C, MS211, MS211C, MS230, MS230C, MS231, MS231C, MS240, MS241C, MS250, MS250C, MS251, MS251C, MS260, MS260C, MS261, MS261C |
| Fits Models | MS230, MS230C | MS250, MS250C | MS260, MS260C | MS240 | MS211, MS211C | MS261, MS261C | 021, 023, 025 | 024 | 026 | MS231, MS251 | MS241C |
