Alternator (Hitachi)
part # model applied date qty interchange superceded
from to newer former
ASSY-PULLEY
23150-21001 L16 1
23150-21002 L16,L18,L20B 7509 1 Yes Yes 23150-21001
23150-U0100 L16,L18,L20B 7510 1 Yes Yes 23150-21002
23150-M0400 L20B 1
23150-M0401 L20B 1 Yes Yes 23150-M0400