Gen4 Chain Ring 38T 52mm Black For Bosch Performance Line CX And Performance Line Speed MY2020 Designed To Pair With KMC E Bike Chains For A 3500 Km Lifespan Smooth Shifting Quiet Ride And Durable Reliability

Gen4 38T Chain Ring 52mm for Bosch Gen4 CX & Speed - Single
✔️ 38T chain ring, 52mm, single pack, fits Bosch Gen4, 7.0mm offset

This Gen4 chain ring is designed to fit Bosch Gen4 Performance Line CX and Performance Line Speed MY2020, and is intended to pair with KMC e-bike chains for enhanced longevity and smooth shifting. It is typically used to upgrade drive performance on Bosch-powered e-bikes, delivering reliable power transfer and a quiet ride.

✅ 38T chain ring with 52mm diameter direct-mount and 7.0mm offset for precise alignment
✅ Compatible with Bosch Gen4 CX/Speed MY2020 and KMC e-bike chains (e1/e8/e9/e10/e11/e12)
✅ Direct-mount design delivers smooth, quiet shifting
✅ Pack: single-piece

💡 What is a Gen4 chain ring used for in Bosch e-bike setups? A handy overview to help you decide if it's a fit for your ride. - Fits Bosch Gen4 Performance Line CX and Performance Line Speed MY2020 - Pairs with KMC e-bike chains (e1/e8/e9/e10/e11/e12) for longer life - Maintains precise alignment with a 7.0mm offset for smooth shifts