Skip to Main Content

Save Up To 60% Off On Hundreds Of Products!

Skip The Spring Scramble, Get Your Wrenching Done Now

Heat That Goes Beyond the Ride | Stay Warm Anywhere

Search Suggestions
Menu

We're sorry but all Size / Color combinations for this product are currently out of stock.

You can be notified upon their arrival by choosing the Size and Color options you are interested in and then entering your email in the box below.

Product Details

ethirteen eSpec Direct Mount Steel Chainring For Bosch CX Gen 4

Direct mount eSpec chainrings use ethirteen's M3 narrow-wide tooth profile, which reduces weight without sacrificing chain-retention. Steel direct mount rings provide great performance and long life at a killer price for todays high-performance e-bikes.

Features:

  • Steel construction
  • Lightweight and durable design
  • Minimal aesthetics
  • M3 narrow-wide tooth profile eliminates chain noise and decreases overall system wear
  • Compatible with 11 and 12-speed drivetrain systems
  • Compatible with Bosch CX Gen 4 motors only
Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style Black / 38T RevZilla Item #10289855 Store Sku MFR. Product #CR4USA-102 AvailabilityOut of Stock
Product Style Black / 36T RevZilla Item #10289856 Store Sku MFR. Product #CR4USA-101 AvailabilityOut of Stock
Product Style Black / 34T RevZilla Item #10289857 Store Sku MFR. Product #CR4USA-100 AvailabilityOut of Stock
Product Description
Part Numbers
0 Customer Reviews for All Models
0 Questions & 0 Answers for All Models
Join now & get rewarded!

Get Free 2-Day Shipping and $15 + 5% RPM Cash on this order.

Already enrolled in RPM? Link your existing membership here.

Reviews & Questions

$39.99/yr.
Spend Less. Ride More.
  • 5% RPM Cash Back*
  • 10% Off Over 70 Brands
  • $15 in RPM Cash When You Join
  • Free 2-Day Shipping & Free Returns*
  • And more!
Become a member today! Learn More