Did something change in your weight or in your bike? Or are the springs in need of replacement? All springs can be ordered seperately.
SM= White (23-46kgs)
SM= Charcoal/Purple stripe (68-92kgs)
MD= Charcoal/Black stripe (68-92kgs)
LG= Charcoal/Orange stripe (92-102kgs)
XL= Orange/Yellow stripe (109-145kgs)