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Main Bearing: Notes

WARNING: This page is about a different car, the 2006 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Main Bearings
G04202407Courtesy of NISSAN MOTOR CO., U.S.A.
MAIN BEARING SPECIFICATIONS

Grade number UPR/LWR Thickness mm (in) Width mm (in) Identification color Remarks
0 - 2.500 - 2.503 (0.0984 - 0.0985) 19.9 -20.1(0.783-0.791) Black Grade is the same for upper and lower bearings.
1 - 2.503 - 2.506 (0.0985 - 0.0987) Brown
2 - 2.506 - 2.509 (0.0987 - 0.0988) Green
3 - 2.509 - 2.512 (0.0988 - 0.0989) Yellow
4 - 2.512 - 2.515 (0.0989 - 0.0990) Blue
5 - 2.515-2.518 (0.0990-0.0991) Pink
6 - 2.518-2.521 (0.0991 -0.0993) Purple
7 - 2.521 - 2.524 (0.0993 - 0.0994) White
01 UPR 2.503 - 2.506 (0.0985 - 0.0987) Brown Grade is different for upper and lower bearings.
LWR -2.500 - 2.503 (0.0984 - 0.0985) Black
12 UPR 2.506 - 2.509 (0.0987 - 0.0988) Green
LWR 2.503 - 2.506 (0.0985 - 0.0987) Brown
23 UPR 2.509 - 2.512 (0.0988 - 0.0989) Yellow
LWR 2.506 - 2.509 (0.0987 - 0.0988) Green
34 UPR 2.512 - 2.515 (0.0989 - 0.0990) Blue
LWR 2.509 - 2.512 (0.0988 - 0.0989) Yellow
45 UPR 2.515 - 2.518 (0.0990 - 0.0991) Pink
LWR 2.512 - 2.515 (0.0989 - 0.0990) Blue
56 UPR 2.518 - 2.521 (0.0991 - 0.0993) Purple
LWR 2.515 - 2.518 (0.0990 - 0.0991) Pink
67 UPR 2.521 - 2.524 (0.0993 - 0.0994) White
LWR 2.518-2.521 (0.0991 - 0.0993) Purple