Why your bike won't accelerate. Bicycle drivetrain failure.

It's a classic situation when you bring your bike to the workshop, we test it and it doesn't want to go.
You get on the saddle, start pedaling, the chain moves, the rear sprocket spins, but the bicycle wheel does not want to gain speed.
This breakdown is inside the bicycle wheel.
Today I will show you the main reason why this happens.
Video without verbal communication, showcasing mechanical sounds. Understandable across languages; follows a DIY video approach.
For those who have a deep love for cycling, this video is a gem.

00:00 Pedaling, but the bike isn't moving.
00:20 Transmission spinning on the bicycle.
00:37 Removing the bicycle wheel.
00:58 Removing the bicycle cassette.
01:39 Bicycle freehub turns backward.
01:53 Removing the bicycle hub axle.
03:26 Removing the bike freehub body.
04:47 Inside view of the bicycle freehub.
04:57 Magnetizing tool.
05:48 Removing the bike freehub shell.
06:55 Damage and defects on the inner surface of the freehub.
08:04 New, undamaged bicycle freehub shell.

#bicycle #freehub #bike