

Open U.P. Rapha Limited Edition
- Material
- Carbon
- Brakes
- Disc Brakes
- Size
- L
The Frame
The original performance gravel bike, combining road geometry with clearance for mountain bike tires up to 2.1 inches. This limited edition frameset, painted in collaboration with Rapha Cycling Club, features ultra-efficient tube shaping, continuous seattube, BB386EVO pressfit, and Smartmount disc brake system.
Open U.P. Platform
The Open U.P. — 'Unlimited Possibilities' — was designed by former BMC engineer Andy Kessler to prove that one frame could race on tarmac, gravel, and singletrack. Its road geometry with mountain-bike tyre clearance defined the modern gravel category before gravel bikes existed.
About Open
OPEN Cycle is a Swiss bicycle manufacturer based in Basel, producing a tightly curated range of high-performance gravel and road framesets. Founded by two of the most accomplished figures in the modern bicycle industry—Gerard Vroomen and Andy Kessler—OPEN operates with a deliberately small…
Build Specification
- Groupset
- Frameset only. Compatible with Shimano GRX, SRAM AXS, Campagnolo Ekar.
Details
Frameset includes: headset, seattube collar, Carbon-Ti thru-axles, derailleur hangers, front derailleur mount, MultiStops for all groupset types.
Market Notes
The OPEN U.P. is widely regarded as "the original performance gravel bike" and commands strong brand recognition in the premium gravel market. The Rapha Limited Edition adds collector value through the collaboration paint scheme (dark navy with pink/coral accents). OPEN is a Swiss-based brand (Basel), which may help with local recognition.