DB Class 610 Diesel Multiple Unit.
610 506-8 was the leading and 610 502-7 was the trailing unit forming train #RE3022 (16:05 departure from Bayreuth) calling at Hersbruck at 16:52 before running non-stop to Nürnberg on Thursday September 19th, 2002. 

Photo by Michael Taylor, Hamilton, Ontario, Canada. (michael@michaeltaylor.ca)

Website www.MichaelTaylor.ca