That seems WAY odd to me, since there is no reference to it in the workshop manual...but it IS Isuzu, so...
I would think that there should be 2 sets of spec for the spider pin. Unless the spider pin is same-same, & they're using different size cups on the other one.
OTOH, when I look for the part(s), I'm see'n the same result...
$pendy little buggers.
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