Competitive CyclistNew · Checked Sep 20, 2026, 5:22 AM
$256.50In stockVisit store
Stems
Zipp SL Speed Stem
90 mm · 6° · Natural carbon · 90 mm · 6° · Natural carbon
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Jul 28, 2026
- Compatibility review
- Reviewed Jul 28, 2026
Approved technical sources
- ST-SL-S-B2 exact package and specificationsManufacturerSource checked Jul 28, 2026Evidence reviewed Jul 28, 2026
Technical data
Specifications
- Clamp diameter
- 31.8 mm
- Stem length
- 90 mm
- Stem angle
- 6°
- Steerer clamp diameter
- 28.57 mm