The 2009 Sirius chassis performs a 30 / 32 mm geometric tubing diameter. This brand-new chassis brings new solutions such as the axle bearings’ supports and new SH2 spindles which increase the balance between front and rear part.

The 2009 Sirius chassis is equipped with original and performing brake systems of new homologation called R1, R2 and FRM.R1.

Such brake systems are composed by mono-block brake calipers with radial support, floating brake disks of new generation and brake pumps for oil recovery.