Description
Overview:
The Genuine Air Filter Set for Stihl disc cutters is a two-piece filtration kit designed to protect engines operating in heavy dust. Made to OEM specification (OEM No. 4238 140 4403), it combines a pleated paper main filter with a gauze pre-filter to capture coarse and fine particles before they reach the carburettor and cylinder. This set maintains clean intake airflow for consistent performance and easier starting, helping the machine run smoothly under demanding site conditions. It is a direct replacement for Stihl TS 410 and TS 420 cut-off saws and is also suitable for other selected TS models listed below. Built from durable materials for daily use, it supports regular servicing and prolongs engine life when fitted and maintained as per the manufacturer's guidance.
Key Features:
- Genuine Stihl part; OEM No. 4238 140 4403 (MPN 42381404403)
- Direct-fit design; no modifications required for the airbox
- Two-stage filtration: main pleated paper element plus gauze pre-filter
- Captures fine concrete, masonry and asphalt dust to protect the engine
- Maintains airflow for steady power output and efficient cutting
- Robust construction for reliable service life in harsh conditions
- Straightforward replacement during routine maintenance
- Helps reduce engine wear and downtime on site
- Compatible with TS 410 and TS 420, plus selected later TS models listed
Typical Applications:
Used during regular servicing of Stihl cut-off saws working in dust-heavy tasks such as cutting concrete, bricks, blocks, kerbs, stone and asphalt. Ideal for on-site construction, utilities work, road and groundworks, and tool hire maintenance to keep engines protected and performing reliably.
Also known as:
Intake filter set, air cleaner kit, air element kit, main and pre-filter pack, service filter kit for cut-off saws, air intake element set, filter service pack for Stihl TS series.
Fits Models:
TS 410, TS 410 A, TS 420, TS 420 A, TS 440, TS 480i, TS 500i, TS410, TS410A, TS420, TS420A, TS440, TS480i, TS500i, TS410 A, TS410 Z, TS420AZ, TS420 Z, TS480i Z, TS500i Z, TS480I, TS500I, TS410Z, TS420Z, TS480IZ, TS500IZ
Alternate Part Numbers:
SL 1580 + SL 1581/2, 4238-140-4403, SL1580SL15812, 4238 140 4401, 42381404401, 42381404403
Product Specifications
| L&S Part No. | 4238 140 4403 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 42381404403 |
| Unit of Sale | 1 |
| Applications | TS 410, TS 410 A, TS 420, TS 420 A, TS 440, TS 480i, TS 500i, TS410, TS410A, TS420, TS420A, TS440, TS480i, TS500i, TS410 A, TS410 Z, TS420AZ, TS420 Z, TS480i Z, TS500i Z, TS480I, TS500I, TS410Z, TS420Z, TS480IZ, TS500IZ |
| Machine Type | Disc Cutters |
| Fits Brands | Stihl |
| Fits Models | TS410, TS420 | TS440 | TS480i, TS500i |
