GANNA AEROFIN Seatpost
$279.00
- Aero Design: Ultra-slim 13mm profile to minimize drag.
- Built-in Flex: Micro-offset shape allows for subtle longitudinal flex and comfort.
- Premium Parts: Equipped with a full-carbon saddle clamp and lightweight titanium bolts.
- Excellent Finish: A precision laser-fused finish highlights the natural variations of the carbon fiber weave.
- Stable Fit: Innovative sliding wedge block to increase contact surface and stability.
- 2-Year Warranty: Includes a 2-year warranty against defects.
- More bikes to fit: Working on compatibility with the most popular bike in the world
- Weight limit: 110kg
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Description
The GANNA AERO FIN is a high-performance carbon seatpost engineered to minimize drag through a biomimetic design. By utilizing a slim, shark-fin-inspired structure, it optimizes airflow around the seat post area to improve overall cycling efficiency.
Key Performance Features
Ultra-Slim Frontal Profile: At just 13mm wide, the frontal profile significantly reduces wind resistance and trailing vortex drag.
Bionic Micro-Offset: The unique shape allows for subtle longitudinal flex, improving ride comfort without compromising lateral stiffness.
Precision Finish: Each post features a naked carbon fiber finish with a precision laser-fused surface.
Integrated Component System: The system includes a full-carbon saddle clamp and titanium hardware for a lightweight, secure setup.
Technical Specifications
- Material: Carbon fiber with titanium bolts/parts
- Length Options: 300mm or 370mm
- Setback: 10mm / 5mm / 3mm (Based on model)
- Saddle Clamp Width: 47mm
| Model | 27.2 | SL8 | SOLOIST | S5 | REACTO | DOGMA F 2025 |
| Length | 300/ 370mm | 300/ 370mm | 300/ 370mm | 300/ 370mm | 300/ 370mm | 300/ 370mm |
| Weight | 99g/ 115g | 99g/ 115g | 99g/ 115g | 115g/ 125g | 105g/ 120g | 99g/ 115g |
| Setback | 10mm | 10mm | 10mm | 3mm | 5mm | 5mm |
Note: Measurements are subject to usual manufacturing tolerances.
Gallery
Installation & Safety
To ensure performance and safety, please adhere to the following installation requirements:
- Torque Limits: Max 5.5Nm for the wedge/clamp area.
- Minimum Insertion: 75mm for the 300mm post; 95mm for the 370mm post.
- Maximum Insertion: 160mm for the 300mm post; 230mm for the 370mm post.
- Assembly: Apply carbon grip paste to the inserted section and use anti-seize grease on all titanium bolts.
Which length should I choose?
300mm post: Minimum insert 75mm (max 160mm)
370mm post: Minimum insert 95mm (max 230mm)
How to Check
Measure your exposed seatpost.
- If the measurement falls between 140–225 mm → the 300 mm seatpost is recommended.
- If the measurement exceeds 225mm choose the 370mm seatpost (maximum exposed seatpost 275mm.)
Feel free to contact us in the live chat if you need assistance.
WARRANTY
The AERO FIN includes a 2-year warranty against manufacturing defects. Coverage can be extended by registering the product's serial number through the official member portal.
Additional information
| Model | CANNONDALE EVO4 – 8mm Setback, CANNONDALE EVO5 – 8mm Setback, CANYON 23-24 AEROAD CFR/SLX – 7mm Setback, CANYON 25-26 AEROAD CFR/SLX – 5mm Setback, CERVELO S5 – 3mm Setback, CERVELO SOLOIST – 10mm Setback, COLNAGO V4RS – 12mm Setback, COLNAGO Y1RS – 10mm Setback, FACTOR FACTOR ONE – 3mm Setback, FACTOR OSTOR VAM 2.0 – 9mm Setback, GIANT PP SL – 5mm Setback, GIANT TCR SL – 5mm Setback, MERIDA REACTO – 5mm Setback, MERIDA REACTO 26 – 8mm Setback, PINARELLO DOGMA F – 5mm Setback, PINARELLO X9 – 5mm Setback, QUICK ER ONE – 3mm Setback, ROUND 27.2mm – 10mm Setback, SCOTT FOIL – 6mm Setback, SEKA SPEAR – 5mm Setback, Specialized ALLEZ SPRINT – 8mm Setback, Specialized TARMAC SL7 – 8mm Setback, Specialized TARMAC SL8 – 10mm Setback, TREK MADONE SL/SLR – 10mm Setback, XDS X-LAB AD8/AD9 – 7mm Setback |
|---|---|
| Seatpost Size | 300mm, 370mm |
Brand
GANNA
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