DC2/DC4/DC2R rear axle stub sizes

[cbauto]

Do dc2, dc4, dc2r, JAP 96 spec dc2r, JAP 98 spec dc2r all have the same size rear axle stubs?

If not, what sizes do they have and if you can't be pacific, which one will have the bigger stub?

thank

[dorikin]

diameter same but length is longer on DC2R (5 stud)