A suspension bearing unit includes a lower support cap, an upper bearing cap having an axial skirt, and at least one bearing disposed radially between the lower support cap and the upper bearing cap. At least one gasket is at least partially disposed in a space radially between the axial skirt and the at least one bearing and secured to the upper bearing cap or to the lower support cap. The gasket includes a sealing portion, and the sealing portion has at least one recess which may contain a lubricant. When the gasket is secured to the upper bearing cap, the sealing portion seals against a portion of the lower support cap, and when the gasket is secured to the lower support cap the sealing portion seals against a portion of the upper bearing cap.