Registered Forum User
500SD
Bikes: MTS12S, R1, off road stuff, and vintage stuff too.
Posts: 828
Join Date: Aug 2002
Location: Cranleigh, Surrey
Mood: MTS1200 - yum yum yum yum yum yum yum ...
A 135 ORN is a 520.
http://www.reginachain.it/eng/products/range.shtml No idea what your full part number means though.