Originally Posted by
Gashepherd
Well I went down and picked up the centurion today the front derailleur date code was SJ, the rear derailleur date code was SG, I didn't check out the brake calipers, the suntour pro-compe freewheel date code is SJ
Thank-you taking the time to do this. Those are are all late 1976 date codes, so it would appear to be a 1977 model manufactured in late 1976. That fits nicely with the other MF code that has been reported.