The Essor USA Aerodash is a clean, aggressive aero-disc track crankset for riders who want stiffness and a race look without the boutique price. Forged from stiff 7075 aluminum with a smooth, airflow-friendly aero face, it transfers power efficiently and finishes a fixed-gear or track build with real presence. It ships with its own BSA bottom bracket, so it's a complete, ready-to-install upgrade.


Key Features
- Stiff 7075 aluminum arms and chainring for efficient, direct power transfer
- Aero-disc / seamless crank face designed to smooth airflow over the crank
- 48T, 144 BCD chainring — track standard, so gearing is swappable
- BSA bottom bracket included — a complete, install-ready upgrade
- Extra non-drive-side arm bolts plus a securing nut for a confident, rattle-free fit
Specifications
| Chainring | 48T |
|---|---|
| Bolt circle diameter (BCD) | 144mm |
| Crank arm length | 170mm |
| Material | 7075 aluminum (arms + chainring) |
| Bottom bracket | BSA included — 68mm, 1.370/1.375" x 24 TPI |
| Chainline | 43.5mm |
| Q-factor | 137mm |
| Weight | 908g (crankset + chainring) |
Frequently Asked Questions
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