Fine tune your bike fit for the Cervelo S3 with this specific S3 Stem with Top Cap. Increasing length in 10mm increments from 80mm to 130mm will let you dial in a perfect reach. This setup is compatible with Bar Fly 4 Direct Max and Bar Fly Direct Mini Garmin stem mounts so that your ride stats are still available at your fingertips. This stem must only be used in conjuction with the HS-A029 headset and HS-A029 stem spacer kit.

Please note that for frame sizes of 48cm and 51cm this stem steerer will need to be cut so that the stem can be placed in the lowest stack position.

The Cervelo Internal Di2 Mount for S5 is a replacement Di2 battery mount for internally mounting a Shimano Di2 battery within an S5 downtube. The mount is only compatible with Cervelo S5 seatposts for 2014 onwards models.

Length: 170mm

Length: 127mm