Description
Overview:
This is a genuine Stihl air filter for petrol hedgetrimmers, made to protect the engine by removing dust and debris from the intake air. Built with quality filter media and a precise sealing edge, it helps your machine run smoothly and reliably under regular use. A correct, clean air supply supports performance, starting, and fuel efficiency while reducing engine wear. Designed for Stihl HS 81 and HS 86 series machines, it replaces OEM No. 4237 120 1800 for a precise fit. Suitable for both professional landscaping and garden maintenance, this filter is a straightforward service item that keeps your trimmer working at its best. Genuine Part status assures compatibility and durability across varied conditions.
Key Features:
- Genuine Stihl part for assured compatibility and build quality (OEM No. 4237 120 1800)
- Effective filtration to protect the engine from dust and fine particles
- Helps maintain power, throttle response, and easier starting
- Supports correct air-fuel mixture and reduces premature engine wear
- Durable construction suitable for frequent, demanding use
- Accurate fit for HS 81/HS 86 family and related variants
- Quick to replace during routine servicing; no special tools required
- Reliable performance for professional and domestic users
Typical Applications:
Routine servicing and replacement during hedge trimming seasons, pre-season tune-ups, and after working in dusty or dry conditions. Ideal for maintaining reliable performance on job sites, estate maintenance, and domestic garden care where consistent engine protection is needed.
Also known as:
Air cleaner element, intake air filter element, hedge trimmer air cleaner, engine air intake filter, replacement air element for Stihl hedge trimmers.
Fits Models:
HS 81, HS 81 R, HS 81 RC, HS 81 T, HS 81 TC, HS 82, HS 82 R, HS 82 RC E, HS 82 T, HS 86, HS 86 R, HS 86 T, HS 87, HS 87 R, HS 87 R Z
Alternate Part Numbers:
4237-120-1800, 42371201800, SL 1429, SL1429
Product Specifications
| L&S Part No. | 4237 120 1800 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42371201800 |
| Unit of Sale | 1 |
| Applications | HS 81, HS 81 R, HS 81 RC, HS 81 T, HS 81 TC, HS 82, HS 86, HS 86 R, HS 86 T, HS 87, HS81, HS81R, HS81RC, HS81T, HS81TC, HS82, HS86, HS86R, HS86T, HS87, HS 82 RC E, HS 82 T, HS 87 R, HS 82 R, HS 87 R Z, HS82RCE, HS82T, HS87R, HS82R, HS87RZ |
| Machine Type | Hedgetrimmers |
| Fits Brands | Stihl |
| Fits Models | HS81, HS86 | HS82 | HS87 |
