I think the Kyosho front wheels are a wider offset then the HB ones.
I used Losi wheels front and rear on the D4 when it first came out. To fit the Losi front wheels you need the Losi wheel hex from HB (#61499 -
http://www.hbeurope.com/piw.php?partNo=61499&lang=en)
The width is the same with the Losi rims as with the HB rims.