Description
Overview:
The Tension Spring for Stihl KM55 and KM55C (OEM 4140 162 7901) is a genuine Stihl replacement made from durable metal. It restores and maintains correct tension in small mechanisms and control linkages inside your machine, helping levers and components return to position and operate smoothly. Designed for a wide range of Stihl combi engines and brushcutters, including KM 55 and FS 70 C, it matches original specifications for dependable performance and straightforward fitting. Use this spring to replace worn, deformed, or broken items to prevent slack, poor response, or intermittent operation. As a Genuine Stihl part, it offers reliable compatibility and fit, supporting efficient day-to-day use in garden and light professional applications.
Key Features:
- Genuine Stihl part for assured compatibility and reliability
- OEM reference 4140 162 7901 for the correct fit
- Durable metal construction for long service life
- Restores correct tension and smooth return of controls
- Precise dimensions to seat properly in the original housing
- Supports smooth, consistent operation of the machine
- Wide model coverage across trimmers, brushcutters, hedge trimmers, and CombiSystem engines
- Straightforward to install with standard hand tools
- Ideal for routine maintenance or targeted repairs
- Direct replacement with no modifications required
Typical Applications:
Ideal for replacing tired or broken springs in control linkages and similar small mechanisms on Stihl trimmers, brushcutters, hedge trimmers, and CombiSystem powerheads. Used during routine servicing to maintain crisp control response, reduce free play, and ensure smooth, reliable operation in regular gardening, landscaping, and grounds maintenance work.
Also known as:
Return spring, control spring, linkage spring, trigger spring, tension return spring, Stihl replacement spring, OEM spring 4140 162 7901.
Fits Models:
FC 44, FC 55, FC 55 DZ, FC 56, FC 56 C, FC 70, FC 70 C, FS 36, FS 38, FS 40, FS 40 C, FS 44, FS 45, FS 45 C, FS 45 L, FS 46, FS 46 C, FS 50, FS 50 C, FS 55, FS 55 C, FS 55 R, FS 55 RC, FS 55 T, FS 56, FS 56 C, FS 56 R, FS 56 RC, FS 70 C, FS 70 R, FS 70 RC, HL 45, HL 56 K, HT 56 C, KM 55, KM 55 C, KM 55 R, KM 55 RC, KM 56 C, KM 56 RC, MM 55, MM 55 C, MM 55 C MultiSystem, MM 55 Z, MM 55-Z MultiSystem, MM 56, MM 56 MultiSystem
Alternate Part Numbers:
4140-162-7901, 41401627901
Product Specifications
| L&S Part No. | 4140 162 7901 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 41401627901 |
| Unit of Sale | 1 |
| Applications | FC 44, FC 55, FC 55 DZ, FC 56, FC 56 C, FC 70, FC 70 C, FC44, FC55, FC55DZ, FC56, FC56C, FC70, FC70C, FS 36, FS 38, FS 40, FS 40 C, FS 44, FS 45, FS 45 C, FS 45 L, FS 46, FS 46 C, FS 50, FS 50 C, FS 55, FS 55 C, FS 55 R, FS 55 RC, FS 55 T, FS 56, FS 56 C, FS 56 R, FS 56 RC, FS 70 C, FS 70 R, FS 70 RC, FS36, FS38, FS40, FS40C, FS44, FS45, FS45C, FS45L, FS46, FS46C, FS50, FS50C, FS55, FS55C, FS55R, FS55RC, FS55T, FS56, FS56C, FS56R, FS56RC, FS70C, FS70R, FS70RC, HL 45, HL 56 K, HL45, HL56K, HT 56 C, HT56 C, HT56C, KM 55, KM 55 C, KM 55 R, KM 55 RC, KM 56 C, KM 56 RC, KM55, KM55C, KM55R, KM55RC, KM56C, KM56RC, MM 55, MM 55 C, MM 55 C MultiSystem, MM 55 Z, MM 55-Z MultiSystem, MM 56, MM 56 MultiSystem, MM55, MM55C, MM55Z, MM56 |
| Machine Type | Brushcutters, Kombi Tools |
| Fits Brands | Stihl |
| Fits Models | FS36, FS40, FS44 | FS38, FS45, FS46 | FS40, FS50 | FS55, FS55C, FS55R | FS56, FS56C, FS56R | FS70C, FS70R, FS70RC | HT56 C | KM55, KM55C, KM55R, KM55RC | KM56C, KM56RC | MM 55, MM 55 C MultiSystem | MM 56 MultiSystem | MM 55-Z MultiSystem | FC 44 | FC 55 DZ | FC 56 | FC 70, FC 70 C | HL45 | HL56K |
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