funandtrains said:....as the Walenberg uses the Waneroog chassis.
thought so initially too, after comparing the pics I realised, though being similar, the spacings of the wheels of the two chassis are actually different - the Wangerooge has got an even spacing whereas the Waldenburg has a larger spacing between the first and the second axle and a tighter between the second and third axle - in line with the prototype - also the rod system is different on both machines...