Facebook Twitter LinkedIn Pinterest Bluesky Threads Hello! I would like to ask if any of you knows how to fix this. I’ve tried looking for any adjustment I could but without success. It keeps jumping back to 2nd speed when I pedal. Has anyone experienced this too? Gear jumping byu/Cautious_Progress730 inBrompton by Cautious_Progress730 Bicycle Bicycling Bike Biking Brompton Bicycle Brompton Bike Brompton Folding Bicycle Brompton Folding Bike Cycling Folding Bicycle Folding Bike
the-original-fatmac on May 9, 2025 1:48 pm Possibly a stiff link in the chain, ease it off by bending the chain sideways slightly where it is stiff.
brilliantbikes on May 9, 2025 2:18 pm It could be that the derailleur is not quite indexed correctly Brompton 4 speed derailleur gear adjustment https://youtu.be/IrBFNRz15ck
2 Comments
Possibly a stiff link in the chain, ease it off by bending the chain sideways slightly where it is stiff.
It could be that the derailleur is not quite indexed correctly
Brompton 4 speed derailleur gear adjustment
https://youtu.be/IrBFNRz15ck