AMZcycle E90 Electric Bike Idler Pulley Bearing

The 6902 idler bearing, measuring 28×15×7mm, is a high-precision component designed to optimize the drivetrain performance of electric bikes. Supplied by the premium manufacturer Shangjia, it is engineered for durability, smooth operation, and reliable stability under various riding conditions. The bearing’s robust construction ensures minimal friction and energy loss, allowing the motor and drivetrain to operate efficiently while providing a smoother riding experience.

Its precise internal design enables it to handle consistent loads and rotations without deformation, maintaining long-term performance and reducing wear on surrounding components. Ideal for installation in idler wheels, tensioners, or other critical points in the chain or belt system, the 6902 bearing enhances transmission efficiency and contributes to overall drivetrain longevity. Its durable materials resist corrosion and fatigue, ensuring dependable operation even during heavy use or long-distance rides. By improving power transfer, reducing mechanical resistance, and maintaining consistent rotational stability, this bearing is an essential component for riders seeking enhanced performance and reliability in their electric bikes.