pvb-10D Hydraulic bushing is developed on the basis of pvb-10P and meanwhile considering the motion way of oil pump and damper. it is the substitute of and parallels in performance with abroad DP4.In addition to covering the same usage of pvb-10P,pvb-10D in particular fits frequently reciprocating motion with a high side force. It is a tendency to gradually replace pvb-10p with pvb-10D, the latter will be widely used in auto mobile, motor damper and oil pumps, etc