YEAR	CYL	DESCRIPTION	PART NUMBER	WELD-IN
04	6	4.2L, 113" wheelbase	BN-132C
04	6	4.2L, 129" wheelbase	BN-132D
05	6	4.2L, 113" wheelbase	BN-132C
05	6	4.2L, 129" wheelbase	BN-132D