Specialized Sirrus X 4.0 Bike Size:M It does this through a

It does this through a pairing with our Specialized Ride App for iOS or Android devices

bigger tires

Another benefit is integrated MIPS which can provide an added measure of protection from rotational forces in the event of an angled impact

CARRY OVER STYLE WITH UPDATED MICRO STRIPE

neck gaiter to hair tie - for optimal performance and protection

Specialized Sirrus X 4.0 Bike Size:M It does this through aSpecs Technology FAQs Comfortable, Cabale, Confident: Sirrus X 4. 0 Sirrus X is your ticket to riding more, and to places you never imagined possible. Its a comfortable, capable, lets do stuff kind of bike that will inspire you to ride more than you ever have before. With bigger, confidence inspiring tires, a slightly more upright riding position, a super intuitive one by drivetrain, and plenty of mounts for racks and fendersits more than just a solid