The model number is normally found inside the fridge or freezer. You will likely need to remove the salad drawer or freezer drawer to find the model number plate. Otherwise the model number is likely to be on the side or rear of the appliance.
BOSCH Classixx Fridge Freezer Lower Drawer KIV28V KIV38V KIV38V00GB/01 KIV38X22
Bosch Built-in Fridge Freezer Fridge Door Assembly Complete with Seal White
Bosch KGN27NBFAG/01 Fridge Freezer Glass Refrigerator Shelf KGN27NWFAG/01
Bosch Siemens Neff Fridge Freezer Fan Motor 489442 - 00489442
Bosch SERIES 6 Fridge Door Bottle Bottom Shelf Rack Tray See Models 707344
Bosch Siemens Neff Fridge Freezer Fan Motor 489442 & 00489442