The Bosch Gen.4 chainring from KMC is specifically designed for use on e-bikes and offers optimal performance for modern drive systems. With 38 teeth and a direct mount, it is ideal for precise power transfer and ensures a smooth riding experience. The chainring is designed for 12-speed drivetrains, allowing for efficient use of the energy generated while riding. The bolt circle diameter of 52 mm facilitates easy installation and compatibility with various cranksets. The slim design of the chainring contributes to weight reduction and enhances the overall performance of the e-bike. This product is finished in an elegant black, which is not only functional but also aesthetically pleasing.
Cassette compatibility  | 11-speed  | 
Chainring mount  | Direct recording  | 
Bolt circle  | 52 mm | 
Item number  | 49846509 | 
Manufacturer  | KMC | 
Category  | Chainrings | 
Manufacturer no.  | 2286712026 | 
Release date  | 1.10.2024 | 
Colour  | Black  | 
Exact colour description  | Black  | 
Material group  | Metal  | 
Bike area of use  | Electric bike  | 
Chainring mount  | Direct recording  | 
Number of teeth  | 38 | 
Cassette compatibility  | 11-speed  | 
Bolt circle  | 52 mm | 
CO₂-Emission  | |
Climate contribution  | 
Weight  | 0.10 g | 
Length  | 20.90 cm | 
Width  | 19.20 cm | 
Height  | 1.20 cm | 
Weight  | 285 g | 
How often does a product of this brand in the «Chainrings» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusUnfortunately, we don't have enough data for this category yet.
How often is a product of this brand in the «Chainrings» category returned?
Source: Galaxus