Bearing Cap Bearing Shell Identification:

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The identification on the crankshaft is for the lower bearing shell (bearing cap bearing shell)

Note the letters and then match them to the color identification in the table.

Fig 1: Bearing Cap Bearing Shell Identification

Courtesy of AUDI OF AMERICA, LLC

R	=	Red
G	=	Yellow
B	=	Blue
W	=	White
V	=	Purple
S	=	Black

Color coding depending on the version.