Front Tyre Pressure (Drum Brake) : 17.5 PSI (1.2 BAR)
Front Tyre Pressure (Disc Brake) : 19 PSI (1.3 BAR)
Rear Tyre Pressure (Single Rider) : 25 PSI (1.75 BAR)
Rear Tyre Pressure (Two up or Heavy Luggage) : 33-36 PSI (2.3-2.5 BAR)
Tyre pressures are a guide and the riders discression should be used, especially on rear tyre pressures depending on load.