WEll thanks to the folks here, I began searching for a rear 1/4 panel extension for my '77 Electra. Came across this item: NOS 20006485 12.940 $ 54.50 EXTENSION, REAR 1/4 PANEL 1977 MODELS UNKNOWN. CAST #20006485. R.H. SIDE Is the number cast into the part the same as the part number??? Just trying to identify this to see if it is for the Electra.