Pads are the same for both models for all years. 5mm thick rotors for both models up to 1985, 10mm thick rotors 1985-87.
More info on this page: http://www.goldwingfacts.com/GoldwingTips.htm
Scroll down to the EBC fitment chart.
More info on this page: http://www.goldwingfacts.com/GoldwingTips.htm
Scroll down to the EBC fitment chart.