The demo model in primer
The U18B demonstration model on the workbench. The main superstructure items are in place.
The layout of the drive parts. Weaver Blomberg trucks are used.
The Transfer Tower and Upper Drive Shaft.
The superstructure retaining screws are inserted through the bracket marked "V3"
At the cab end the superstructure retaining screw brackets are outside the center sills.
A 2-56 x 1/2" screw passes through the body bolster and into the truck bolster.