Trimmer Head
Oregon 55-265
Also: 55 265
4 compatible models
The Oregon 55-265 is an aftermarket trimmer head compatible with 4 models across 1 brand. It is a direct cross-reference for OEM part numbers 4006 710 2126, 4002 710 2191. Compatible equipment includes Stihl FS 38, Stihl FS 40, Stihl FS 45, Stihl FS 55.
Amazon Buying Check
Use the Amazon listing to compare kit contents, seller details, shipping, and OEM compatibility notes before ordering.
Some links may be affiliate links. Match the OEM number, dimensions, and model variant before buying.
Compatible Models
| Brand | Model | OEM # | Confidence | Source | Reviewed | Evidence | |
|---|---|---|---|---|---|---|---|
| Stihl | FS 38 | 4006 710 2126 | Medium | Aftermarket catalog | 2026-05-21 | AutoCut C 6-2; bump-feed; .080" line | Trimmer |
| Stihl | FS 40 | 4006 710 2126 | Medium | Aftermarket catalog | 2026-05-20 | AutoCut C 6-2; bump-feed; .080" line | Trimmer |
| Stihl | FS 45 | 4006 710 2126 | Medium | Aftermarket catalog | 2026-05-21 | AutoCut C 6-2; bump-feed; .080" line | Trimmer |
| Stihl | FS 55 | 4002 710 2191 | Medium | Aftermarket catalog | 2026-05-20 | AutoCut C 25-2; bump-feed | Trimmer |
What this part is
Oregon 55-265 is listed here as a trimmer head replacement option. Use this page as a fitment cross-reference, then confirm the removed part, model plate, and seller listing details before buying.
OEM numbers it replaces
4006 710 2126, 4002 710 2191
Alternate spellings
55-265, 55 265
Known exclusions
- No specific exclusion is listed in the current data. Still verify serial range, production variant, and removed-part details before ordering.
Dimensions and specs
- No verified dimension field is available for this part. Compare the old part shape, mounting, routing, thread, gap, pitch, gauge, or other part-type-specific dimensions before purchase.
Symptoms that suggest replacement
- Part is damaged, missing, worn, or fails the model-specific fitment checks below
How to verify before buying
- Confirm your equipment is one of the compatible models listed above.
- Match the OEM number, stamped part number, or physical spec against the removed part.
- Read the model-specific evidence, confidence, source, reviewed date, dimensions, notes, and exclusions before opening an Amazon listing.
Common wrong-fit mistakes
- Ordering from a broad model-family listing without checking the exact equipment model.
- Ignoring the old OEM number, stamped part number, or physical dimensions.
Related model and part pages
Amazon buying cautions
- Check that the Amazon listing includes the exact part number or verified cross-reference shown here.
- Compare kit contents, gaskets, fuel lines, bulbs, plugs, filters, and dimensions against the removed part before checkout.
- A listing title can mention the right model and still include the wrong revision, accessory, or generic substitute.