Along with 20+ other leading bike companies, Cannondale is proud to be a part of the e-bike battery recycling program organized by PeopleForBikes and administrated by the not-for-profit Call2Recycle. Your payment of goes to an industry-wide fund that ensures batteries from Cannondale e-bikes are recycled at end of life and do not end up in landfills. Learn more at Call2Recycle.
Bicycle warranty claims are handled through your Authorized Cannondale Retailer. To place a warranty claim on Cannondale gear or accessories, contact Cannondale Rider Services at 800-245-3872.
No-Hassle Returns for 15 Days
If you are not satisfied with your Cannondale product you can return it within 15 days, in accordance with our return policy. To initiate a return, contact us via our online request form to receive a Return Authorization (RA) number.
Well this is embarrassing. We couldn't find any local bike shops in your area. Please try searching a different location.**
Overview
D-Lightful
The D-shaped design of the C1 aero 27 seatpost enhances aerodynamics and boosts vertical compliance, reducing muscle fatigue so you stay fresh and fast for the final sprint.
Where it thrives
The open road, up & down hills, rough pavement, gravel
What it's built for
Speed, comfort, lightweight
Highlights
27mm deep, D-shaped aerodynamic profile fits 2025 Superx, 2025 Synapse, 2020 CAAD 13, 2020 Supersix Evo, Evo SE and Evo CX
Looks like you might want delivery to the United States.
Confirm your region for specific content and online store.
Your current location is United States.
Location changes will affect your cart.
In order to get the most up to date product information and
experience, please choose your location.
You are about to switch to our website experience for {NEW_REGION}.
Applying these changes will clear your cart for {PREVIOUS_REGION}.