Does this help?
(Source: Waffensysteme Leopard 1 und Leopard 2 by Walter J. Spielberger (Stuttgart: Motorbuch Verlag, 1995; ISBN 3-613-01655-9))
This is for the KPz 70, not the VT 1, but since it used the same suspension, just with one roadwheel fewer, they probably adapted the hydraulics only as far as they actually needed to.