I got my hands on a Specialized S-Works Tarmac SL8 - Shimano Dura-Ace Di2 for a couple of months and clocked up thousands of kilometres of testing in London, the home counties and Girona.
Since I first rode the Specialized Tarmac SL8 last year, it has remained my benchmark. Its blend of speed, responsiveness, comfort, and practicality is still unrivaled in the race bike market.
Vollering will continue to race on an S-Works Tarmac SL8 for 2025 (Image credit: Specialized) She will have to get used to Shimano componentry though, with a full Dura-Ace build here (Image credit ...