Facebook Twitter LinkedIn Pinterest Bluesky Threads “Does anyone know where this sound is coming from and what the problem is?” Weird sound? byu/finimanir inMTB by finimanir Bicycling Biking Cycling Mountain Bikers Mountain Biking
MarioV73 on September 6, 2025 3:54 pm That sounds like your bottom bracket is grinding. Take the chain off the chainring to see whether the cranks spin smoothly and quietly.
2 Comments
Saddle rails !
That sounds like your bottom bracket is grinding.
Take the chain off the chainring to see whether the cranks spin smoothly and quietly.