Main Bearing Shells Allocation

WARNING: This page is about a different car, the 2023 Volkswagen Arteon. However, it is still accessible from the selected car via links, so may be relevant.

At the factory, bearing shells with the appropriate thickness are matched to the engine and marked with colored dots.

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The color coding can be matched to the main bearing shells by checking the letters on the engine -arrow-. The first letter is for bearing cap -1-, the second for bearing cap -2-, etc.

Letter	Color coding
S	Black
R	Red
G	Yellow
B	Blue
V	Purple
W	White

Bearing Shell Color Coding for Cylinder Block

Fig 1: Bearing Shell Color Coding for Cylinder Block

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The bearing shell color coding for cylinder block can be engraved on the oil pan sealing surface or on the front side of the cylinder block -arrow- on the transmission side.

Crankshaft Bearing Cap Bearing Shell Color Coding

Fig 2: Crankshaft Bearing Cap Bearing Shell Color Coding

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The crankshaft bearing cap bearing shell color coding is engraved on the crankshaft in letters -arrow-.