Run a 104 BCD chainring on a Shimano E5000 e-bike. Prowheel's S2-1 spider fits the drive unit and gives a 104 BCD bolt pattern at a 54.5mm chainline.

Highlights

• Listed by Prowheel for Shimano E5000 drive units
• 104 BCD chainring pattern
• 54.5mm chainline version
• Prowheel makes S2-1 rings from 32T to 48T

Choose your ring size

Prowheel makes 104 BCD narrow-wide rings for the S2-1 spider in steel and 7075 aluminium, from 32T to 48T, so you can set the gearing to suit how you ride.

Compatibility & fit

For Shimano E5000 drive units, as Prowheel lists it. Prowheel gives the mounting interface as 39T. This is the 54.5mm chainline version; Prowheel also makes a 53mm version. Spider only; the chainring is not included. Fitting is a separate workshop service and isn't included; our Marrickville workshop can fit e-bike spiders and chainrings.