Table for classifying main bearing shell 7 (B58TU1) (540i, 2017-2020, 540i, 2021-2022, 540i xDrive, 2021-2022)

Main bearing shell (1) without lubricated nut in the crankshaft
Main bearing shell (2) with lubricated nut in the crankcase.

G14229138

Courtesy of BMW OF NORTH AMERICA, INC.

Uppercase letter on the crankcase

Lowercase letter on the crankshaft

	A	B	C	D	E	H	J	K	L	M	N	P
a →	1	1	1	1	1	1	1	1	2	2	2	2
a →	1	1	1	1	1	2	2	2	1	1	1	1
b →	1	1	1	1	1	1	1	2	2	2	2	2
b →	1	1	1	1	2	2	2	1	1	1	1	1
c →	1	1	1	1	1	2	2	2	2	2	2	2
c →	1	1	1	2	2	1	1	1	1	1	1	2
d →	1	1	1	1	2	2	2	2	2	2	2	2
d →	1	1	2	2	1	1	1	1	1	2	2	2
e →	1	1	1	2	2	2	2	2	2	2	2	2
e →	2	2	2	1	1	1	1	1	2	2	2	2
f →	1	1	2	2	2	2	2	2	2	2	2	2
f →	2	2	1	1	1	1	1	2	2	2	2	2
h →	2	2	2	2	2	2	2	2	2	2	2	2
h →	1	1	1	1	1	2	2	2	2	2	2	3
j →	2	2	2	2	2	2	2	2	2	2	2	2
j →	1	1	1	1	2	2	2	2	2	3	3	3
k →	2	2	2	2	2	2	2	2	2	2	2	3
k →	1	1	1	2	2	2	2	2	3	3	3	2
m →	2	2	2	2	2	2	2	2	2	3	3	3
m →	1	1	2	2	2	2	2	3	3	2	2	2
n →	2	2	2	2	2	2	2	2	3	3	3	3
n →	2	2	2	2	2	3	3	3	2	2	2	2
p →	2	2	2	2	2	2	2	3	3	3	3	3
p →	2	2	2	2	3	3	3	2	2	2	2	2
r →	2	2	2	2	2	3	3	3	3	3	3	3
r →	2	2	2	3	3	2	2	2	2	2	2	3
t →	2	2	2	2	3	3	3	3	3	3	3	3
t →	2	2	3	3	2	2	2	2	2	3	3	3
u →	2	2	2	3	3	3	3	3	3	3	3	3
u →	3	3	3	2	2	2	2	2	3	3	3	3
v →	2	2	3	3	3	3	3	3	3	3	3	3
v →	3	3	2	2	2	2	2	3	3	3	3	3
w →	3	3	3	3	3	3	3	3	3	3	3	3
w →	2	2	2	2	2	3	3	3	3	3	3	3