(31 Mar 2016, 5:42 pm)Kuyoyo wrote 1521 is now on X12 - working back it appears to have replaced 7520
![[Image: 25552599344_be92cf3122_c.jpg]](https://farm2.staticflickr.com/1580/25552599344_be92cf3122_c.jpg)
Arriva North East 1521 (NL63 VPV) by Tony Kuy, on Flickr1426 is/was on the X66/X67
![[Image: 26064899842_8e59657caa_c.jpg]](https://farm2.staticflickr.com/1573/26064899842_8e59657caa_c.jpg)
Arriva North East 1426 (NK09 EKB) by Tony Kuy, on FlickrAlong with 1492
![[Image: 25884466630_d72e782075_c.jpg]](https://farm2.staticflickr.com/1612/25884466630_d72e782075_c.jpg)
Arriva North East 1492 (NK61 CZF) by Tony Kuy, on Flickr