Description
Overview:
This genuine Stihl metal spring (MPN 1144 791 3100) is a direct-fit replacement for selected Stihl professional chainsaws, including the MS651 and MS661. Made from durable spring steel, it restores the correct tension and movement within the intended mechanism, helping the saw operate smoothly under load and through repeated use. As an authentic Stihl part, it is built to match the original specification for fit and performance, providing reliable service life in demanding conditions. It is suitable for routine maintenance or repair when the original spring becomes worn, fatigued, or damaged. Designed specifically for the listed models, it supports consistent operation and helps keep your chainsaw working as intended with minimal downtime.
Key Features:
- Genuine Stihl part for assured compatibility and performance
- Manufacturer Part Number (MPN): 1144 791 3100
- Robust spring steel construction resists fatigue and vibration
- Direct replacement; no modifications required when used on listed models
- Helps maintain smooth, reliable operation of the associated mechanism
- Useful for preventative maintenance and repairs of worn or broken springs
- Compatible with MS651, MS661, and MS661 C variants
- Supplied as a single spring for straightforward fitting
Typical Applications:
Used during servicing or repairs when a spring has lost tension, cracked, or gone missing. Suitable for workshop rebuilds and on-site maintenance to correct poor return action, looseness in linkages, or inconsistent control response. Helps restore normal operation on professional forestry saws and high-performance domestic machines within the listed model range.
Also known as:
Chainsaw tension spring, return spring, OEM Stihl spring, MS 651/MS 661 spring, replacement metal spring, engine control spring, service spring for chainsaw mechanisms.
Fits Models:
MS 651, MS 661, MS 661 C, MS651, MS661, MS661C
Alternate Part Numbers:
1144-791-3100, 11447913100
Product Specifications
| L&S Part No. | 1144 791 3100 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11447913100 |
| Unit of Sale | 1 |
| Applications | MS 651, MS 661, MS 661 C, MS651, MS661, MS661C |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Fits Models | MS651 | MS661, MS661C |
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