Cab is unbalanced with chain to top door hinge mount bolts. A temporary channel is bolted to the radiator cor support and a 100# tractor weight attached Cab is now balanced. Note chain just behind radio antenna. Cab set on mounts and tape on cab is at height of stock factory bed. Cab and bed on. Modified running board mount, frame end is cut at 45 degrees and triangular gusset used. Reason for modification--to clear spring hanger bracket.