900SS has a 330mm shock as does the 600SS and 750SS 900SSie has a 335mm Shock, same as 620S, 750SSie, 800SS and 1000SS As far as I know they were both Showa shocks where as the 600/620/750 versions had a Sachs shock Spring rate should be around 9.0kg/mm Checkout the Desmo Due Paddock on Facebook |