The Tiagra-equipped road bike is light and responsive, just like a pro-level machine. Tiagra's 9-speed drive train specifications are the same as Dura-Ace, Ultegra and 105, so the pedigree is unbeatable.

ST-4400

9-Speed Shifting with STI Precision

Lightweight Dual Control Levers provide a precision 9-speed shifting action. Left lever can be used with double or triple cranks.

Easy-Operation Design

Lever bracket boot is made of soft rubber and anatomically shaped to allow easy braking and shifting regardless of hand position.

Hands-on-Bars Flight Deck Computer Control

Integrated control buttons allow operation of the Flight Deck cycling computer without taking your