Graham Farish have shown the CAD for their forthcoming N Gauge Class 158. The model will feature a new low profile drive mechanism to allow for a full interior, NEXT18 decoder socket and pre-fitted speaker to allow easy sound installation.
Two initial versions of the N Gauge model have been announced:
371-850 Class 158 2-Car DMU 158849 BR Regional Railways
371-851 Class 158 2-Car DMU 158711 ScotRail Saltire