Description
Overview:
This genuine Stihl air filter is a direct replacement for selected compact petrol chainsaws, built to protect the engine by removing fine dust and debris from the intake air. Made with high‐quality filter media in a durable housing, it maintains clean airflow for reliable starting, steady idling, and consistent cutting performance. It is purpose‐made for Stihl chainsaws such as the MS181 and MS211, ensuring a precise fit within the original airbox. The filter helps reduce engine wear, supports optimal fuel combustion, and can extend service intervals when maintained correctly. Supplied as an OEM component (OEM No. 1139 120 1601), it is suitable for regular use by landscapers, arborists, tradespeople, and home users who need dependable filtration in dusty or resin‐laden conditions.
Key Features:
- Genuine Stihl part for assured compatibility and performance
- OEM No. 1139 120 1601 for accurate fit and correct sealing
- Fine filter media helps protect the cylinder, piston, and carburettor from wear
- Robust construction designed to withstand vibration and engine heat
- Stable airflow supports smooth running, power output, and fuel efficiency
- Simple to access for inspection and replacement during routine servicing
- Reliable perimeter seal reduces bypass and maintains filtration efficiency
- Built to match the original intake specifications and airflow requirements
- Suitable for frequent use in dusty environments such as forestry, arboriculture, and site work
Typical Applications:
Routine maintenance of Stihl chainsaws used for felling, limbing, pruning, firewood processing, and site clearance. Ideal for users working in sawdust, soil, or construction dust where intake contamination is common. Supports dependable performance in domestic, professional, and hire fleet settings.
Also known as:
Air cleaner element, engine intake filter element, filter insert, intake cartridge, air cleaning cartridge, replacement air element, engine air screen.
Fits Models:
MS 181, MS 181 C, MS 211, MS 211 C, MS181, MS181C, MS211, MS211C, MS 181 C BE, MS 211 C BE, MS181CBE, MS211CBE
Alternate Part Numbers:
1139-120-1601, 11391201601
Product Specifications
| L&S Part No. | 1139 120 1601 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11391201601 |
| Unit of Sale | 1 |
| Applications | MS 181, MS 181 C, MS 211, MS 211 C, MS181, MS181C, MS211, MS211C, MS 181 C BE, MS 211 C BE, MS181CBE, MS211CBE |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Fits Models | MS181, MS181C | MS211, MS211C |
