Originally Posted by
jackbombay
Looks like improper hardening of the sun gear led to failure? Or????
I have been putting some serious smash on the cranks on this bike lately, but I've done that will all my sturmey products for some time, not sure why this sun gear just decided to quit.
I think that's a sign of an over tightened hub.....
I found a sun gear with the same wear pattern on
a bike a while back.