Climb Higher. Descend Faster. Ride Everywhere.

The Peak 4550 Evolution II is the ultimate lightweight wheelset for riders who demand explosive climbing performance without sacrificing speed on the flats. Built for mountain stages, rolling terrain, and fast all-around road riding, it delivers exceptional handling, confidence, and efficiency from summit to valley.

A 22mm internal width and hooked rim profile, matched with a slightly narrower weight saving 32mm external optimized for modern 26-28 lightweight road tyres, while the variable-depth 45–50mm design balances low weight, aerodynamic efficiency, and crosswind stability. Princeton's patented Radially Staggered Lacing delivers exceptional stiffness, responsive power transfer, and precise handling on every climb, descent, and sprint.