Drivetrain Component

Freewheel vs. Cassette Failure on E-Bike Hub Motors

When you pedal your rear hub motor e-bike and the pedals spin freely without driving the…

How to Identify and Fix Cracked Mid-Drive Spider Mounts

A mechanical popping sound or an unstable wobble coming from your front chainring under heavy pedaling…

E-Bike Drivetrain Component Failures: Hubs, Spiders, and Rims

When an e-bike rolls into your repair bay with power cuts, severe mechanical popping, or a…