Line trimmer service kit
STIHL Service Kit 24 for FS 38, FS 45 and FS 55 (4140 007 4100)
4140 007 4100
Fits 3 models
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GenuineGenuine STIHL
$20.00
STIHL Australia · 28 OctLowest genuine · STIHL Australia · checked 28 Oct
CompatibleCompatible option
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No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by STIHL. Compatible: another brand.Genuine is made by STIHL. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest price · $20.00
STIHL Australia. Every seller we track is listed below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.
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AUD, before delivery. Each price shows when it was checked.
Opens STIHL Australia in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Replace it when the air filter is damaged or engine power stays low after cleaning it, STIHL's manuals say; fit the new spark plug after about 100 hours of use, or sooner if its electrodes are badly worn.
After replacing: No reset needed.
How to change the 4140 007 4100 service kit
Watch the guide or follow the steps.
- 1Stop the engine and let it cool, then set the choke lever to the choke position.
- 2Press in the tab on the filter cover, swing the cover down and clean loose dirt from around the filter.
- 3Take out the fleece air filter and fit the new one from the kit, then refit the cover.
- 4Pull off the spark plug boot, unscrew the plug and screw in the new one (gap 0.5 mm, STIHL says). Press the boot firmly home.
- 5Swap the fuel filter using the hook in the kit box.
Every number this part goes by
- Retail name:
- 4140 007 4100
- Retail name:
- 4140-007-4100
- Retail name:
- 41400074100
- Retail name:
- Service Kit 24
- Retail name:
- STIHL Service Kit 24
Sellers list any of these; they are the same part.
Will it fit your appliance?
Type your model number and we'll check it against the makers' lists.
Fits these 3 STIHL models
Common questions
- What does the 4140 007 4100 fit?
- The STIHL Service Kit 24 for FS 38, FS 45 and FS 55 (4140 007 4100) fits the STIHL FS 38, FS 45 and FS 55.
- Where can I buy the 4140 007 4100 in Australia?
- We track 2 Australian sellers for the 4140 007 4100; the lowest listed price when we last checked was A$20.00 at STIHL Australia. Prices are re-checked daily and dated on this page.
- How do I fit the 4140 007 4100?
- 5 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- A clogged air filter starves the engine of air and a worn plug makes it hard to start; the kit replaces both with the fuel filter.
- Is there anything to reset afterwards?
- No reset needed.
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