KMC Bosch Gen 4 Super Narrow E-Bike Chainring

Was £28.00
From £25.50
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Fawkes Cycles
£25.50
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Price last checked: 09/05/2026

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KMC Bosch Gen 4 Super Narrow E-Bike Chainring

Precision-engineered for Bosch 4th generation mid-drive e-bike motors, the KMC Bosch Gen 4 Super Narrow E-Bike Chainring is built to handle the extreme torques and sustained loads that e-bike systems place on the drivetrain. Manufactured from hardened chromoly (CrNo) steel, it is guaranteed to last a minimum of 3,500km in service. Featuring a 50mm chainline for perfect alignment with compatible Bosch Gen 4 motor units, this chainring pairs seamlessly with KMC’s super-narrow e-bike chain range to further extend component life and deliver unparalleled gear transitions. Features Engineered for Bosch Gen 4 mid-drive e-bike motors 50mm chainline for precise drivetrain alignment Hardened chromoly (CrNo) steel construction Guaranteed minimum service life of 3,500km High efficiency to maximise battery range Extreme durability with highest manufacturing precision Perfectly matched to KMC super-narrow e-bike chains Simple installation - direct conversion

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About: KMC

KMC is a renowned brand specializing in bicycle chains and related components. With a history dating back to 1977, KMC has become a trusted name in the cycling industry, known for its high-quality and reliable products. KMC offers a wide range of bicycle chains designed for various cycling disciplines, including road, mountain biking, and BMX. Their chains are renowned for their durability, smooth shifting, and excellent performance. KMC utilizes advanced manufacturing techniques and high-quality materials to create chains that can withstand rigorous riding conditions and deliver optimal power transfer. In addition to chains, KMC also produces chain accessories, such as chain links, quick links, and chain tools, to facilitate easy installation, maintenance, and repair. These accessories are designed with convenience and reliability in mind, allowing cyclists to efficiently work with their chains.

About: Fawkes Cycles

Fawkes Cycles is a UK-based cycling retailer built on a foundation of elite racing experience and a genuine love for the sport. Founded by former professional cyclists Nigel and Mandy—whose achievements include representing Great Britain and winning a world championship—Fawkes Cycles combines expert insight with a strong commitment to customer service. The store offers a wide selection of bikes, parts, and accessories from trusted brands, alongside exclusive deals, discount codes, and convenient services like free UK delivery and click & collect. Whether you're a beginner or a seasoned rider, Fawkes Cycles is a name you can trust for quality, value, and real cycling know-how.

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