4501, NK13AZL (308 Hybrid) - X10/X11
4519, 4661- 43/44
7612, 1504 - 308
7468 - X14
1497 (?) - 306
7410, 1403 - X7/8
7491 - 52
1584 - 54
1401, 1402- X9
Plus a lot of Blyth's MAX buses ended up on the other MAX routes e.g. X7/X8 Gemini on the X10/X11 ect.
RE: Arriva North East: Rare & Odd Workings - December 2015