Competitive CyclistNew · Checked Sep 20, 2026, 5:22 AM
$209.00In stockVisit store
Seatposts
PNW Components PNW Components Coast Suspension Dropper IR Seatpost Black, 27.2mm, 100mm
MPN CSDP272100IS
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Jenson USANew · Checked Sep 20, 2026, 3:23 AM
$209.00In stockVisit storeBackcountryNew · Checked Sep 5, 2026, 3:24 PM
$209.00In stockVisit storeAmazonExact Match Verified
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Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Sep 9, 2026
- Compatibility review
- Reviewed Sep 9, 2026
Approved technical sources
- Reviewed cockpit fact at Official exact-option selector and Measurements tableManufacturerSource checked Sep 9, 2026Evidence reviewed Sep 9, 2026
- Reviewed cockpit fact at backcountry catalog row 42394ManufacturerSource checked Sep 5, 2026Evidence reviewed Sep 9, 2026
- Reviewed cockpit fact at Exact product technical specificationsRetailerSource checked Sep 9, 2026Evidence reviewed Sep 9, 2026
Technical data
Specifications
- Seatpost diameter
- 27.2 mm
- Seatpost length
- 380 mm
- Seatpost offset
- 0 mm