Exterior Colors (standard E30 M3):
Alpine White (146): Offered thru 12/87
Alpine White II (218): Offered from 1/88
Henna Red (052): Offered thru 8/87
Cinnabar Red (138): Offered 9/87 thru 8/89
Brilliant Red (308): Offered from 9/89
Diamond Black metallic (181): Offered all of production
Salmon Silver metallic (203): Offered thru 8/89
Sterling Silver metallic (244): Offered from 9/89

(bmwmregistry.com)

Еще здесь можно глянуть:

http://www.bimmers.com/m3/spotter/years.html


по последним цифрам ВИНа тоже можно определить заводскую покраску...

Спасибо!