DB DMU 628 021
2 units of the original prototype class 628.0 (in difference to the series they had 2 motorized parts) were rebuilt to 4 units numbered 628 021 - 024. They got cab cars with first class compartments like the 628.2/.4 series and also the new green/white livery.

Photo taken at Günzburg at 23.03.97, waiting for departure to Mindelheim. Photo: David Jürgens Scan: Martin Bienwald