SO class

The SO class consists of 45 Scania N230UD double-decker buses (except from SO7–SO19, which are N270UDs) with East Lancs Olympus bodywork, numbered SO1–SO45.

SO1–SO40 were constructed by Scania/East Lancs, while SO41–SO45 were constructed by Scania/Optare.

SO class vehicles are currently operated by Localbus Cymru at Cardiff; Localbus East Anglia at Ipswich; Localbus South East at Reading; and Localbus South West at Pimperne and Poole.