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Available Main Bearing: Notes

WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Main Bearing
G04886156Courtesy of NISSAN MOTOR CO., U.S.A.
MAIN BEARING THICKNESS SPECIFICATION

Grade number Thickness "T" mm (in) Width "W" mm (in) Identification color (UPR/LWR) Remarks
0 2.000 - 2.003 (0.0787 - 0.0789) 19.9 - 20.1 (0.783 - 0.791) Black Grade is the same for upper and lower bearings.
1 2.003 - 2.006 (0.0789 - 0.0790) Brown
2 2.006 - 2.009 (0.0790 - 0.0791) Green
3 2.009 - 2.012 (0.0791 - 0.0792) Yellow
4 2.012 - 2.015 (0.0792 - 0.0793) Blue
5 2.015 - 2.018 (0.0793 - 0.0794) Pink
6 2.018 - 2.021 (0.0794 - 0.0796) Purple
7 2.021 - 2.024 (0.0796 - 0.0797) White
01 UPP 2.003 - 2.006 (0.0789 - 0.0790) Brown/Black Grade is different for upper and lower bearings.
LWR 2.000 - 2.003 (0.0787 - 0.0789)
12 UPR 2.006 - 2.009 (0.0790 - 0.0791) Green/Brown
LWR 2.003 - 2.006 (0.0789 - 0.0790)
23 UPR 2.009 - 2.012 (0.0791 - 0.0792) Yellow/Green
LWR 2.006 - 2.009 (0.0790 - 0.0791)
34 UPR 2.012 - 2.015 (0.0792 - 0.0793) Blue/Yellow
LWR 2.009 - 2.012 (0.0791 - 0.0792)
45 UPR 2.015 - 2.018 (0.0793 - 0.0794) Pink/Blue
LWR 2.012 - 2.015 (0.0792 - 0.0793)
56 UPR 2.018 - 2.021 (0.0794 - 0.0796) Purple/Pink
LWR 2.015 - 2.018 (0.0793 - 0.0794)
67 UPR 2.021 - 2.024 (0.0796 - 0.0797) White/Purple
LWR 2.018 - 2.021 (0.0794 - 0.0796)