The 2015 Specialized Sirrus Comp Disc is a commuter/city bike with an aluminum Specialized E5 Premium frame. The frame has a Satin Gunmetal finish.
It was released in 2015 and costs $1,200 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 30 pounds. The Sirrus Comp Disc aluminum is fully rigid.
Components
The Sirrus Comp Disc aluminum comes with Shimano Tiagra components, including an aluminum, forged, four-bolt Specialized Comp Multi stem, a chromoly, aluminum, integrated sealed headset and Shimano Tiagra shifters.
Drivetrain
The Sirrus Comp Disc aluminum has 10 speeds and has Shimano Tiagra rear cogs and a Shimano Tiagra derailleur.
Wheels
It comes with Specialized Espoir Sport Reflect tires (622mm x 30mm) and disc AXIS rims.