The 2015 Trek SL is a road bike with a carbon Ultralight 500 Series OCLV / E2 frame. The frame has an Appleseed  Blue finish. It was released in 2015 and costs $2,729 brand new. Due to the frame materials and components, we estimate that this bike weighs around 20 pounds. The SL Road 4 is fully rigid.

Components

The SL Road 4 comes with Shimano 105 components, including a Bontrager Race Lite stem, an integrated sealed headset and Shimano 105 shifters.

Drivetrain

The SL Road 4 has 11 speeds and has Shimano 105 rear cogs and a Shimano 105 derailleur.

Wheels

It comes with Bontrager R1 Hard-Case Lite tires (622mm x 23mm) and rims.