Cowl Tag Info:

ST 73-4BP57Xxxxxxx   BDY
TR 448              19-19 PNT
xxx

ST-73 = 1973 Model Year
4 = Buick Motor Division
BP = Centurion
57 = 2 Door Hardtop
X = Fairfax, KS (General Motors Assembly Division)
xxxxxx = Body Number
TR 448 = Trim code - Black Notchback Interior
19 = Lower body color (Regal Black)
19 = Upper body color (Regal Black Painted Top)
xxx = Built x week of x 197x

VIN:  4P57U3X152370

4 = Buick Motor Division
P = Centurion
57 = 2 Door Hardtop
U = Optional 455-4 Engine with Dual Exhaust
3 = 1973 Model Year
X = Fairfax, KS Assembly Plant
152370 = basic sequential production number (100001 was first built)

Notes:

© Buick Centurion Registry 2005