The 2015 Cannondale F-SI 1 is a mountain bike with a carbon F-Si Asymmetric / BallisTec / SPEED SAVE frame. The frame has a  black  /  green finish.

It was released in 2015 and costs $7,040 brand new. Due to the frame materials and other factors, we estimate that this bike weighs around 25 pounds. The F-SI 1 is fully rigid.

Components

The F-SI 1 comes with Shimano and SRAM components, including an adjustable Cannondale OPI Adjustable Stem/Steerer 2.0 stem, a Cannondale HeadShok Si headset and trigger, Shimano, SRAM I-Spec shifters.

Drivetrain

The F-SI 1 has 10,11 speeds and has Shimano SRAM X01 rear cogs and a SRAM XO Shimano XTR Di2 derailleur.

Wheels

It comes with folding Schwalbe Racing Ralph EVO Snakeskin tires (29in x 2.1in) and carbon, Mavic CrossMax SL Ai, ENVE, Stan's ZTR Arch EX 29 Ai rims.