Specialized S-Works Tarmac SL9 - Shimano Dura-Ace Di2 Size:54 and integration

and integration

low-density foam layer sits closer to the head to reduce rotational forces

while its ice spray test certification assures you of its resistance to extreme tampering methods

while the extended cuff design creates a thermal barrier that locks in warmth and keeps cold air out

Lightweight construction keeps overall drivetrain weight low

Specialized S-Works Tarmac SL9 - Shimano Dura-Ace Di2 Size:54 and integrationThe Specialized S Works Tarmac SL9 redefines what it means to build the fastest road bike. Rather than chasing isolated metrics like lowest drag or lightest weight, Specialized engineered this machine around a single outcome: Time to Finish, the actual elapsed time to complete a real world race course. Through what the brand calls the Equation of Speed, every design decision factors in aerodynamics, weight, mechanical efficiency, rolling resistance,