(22 Dec 2015, 6:20 pm)Davie wrote With the Quaylink having newer buses, they may fit 8310/11/12/13/14/15/16/17/18/28/29/30/31/32/33/34/35/36/37/38 with wifi, then in the next 18 months buy new buses for the 27.
Considering that the Citaro's currently used on the 27 have fairly recently been repainted and the branding has been given a refresh, I think they'll be staying on the 27 for a fair few more years yet.