It's generally a good idea to replace the strut mounts when replacing the struts. Much in the same manner that the struts and shocks should be replaced together (when applicable), you should consider ...

Have you noticed a little too much bounce when you drive your car over bumps? Get out and push down on each corner of the car. If it bounces more than once or twice, it's time to replace the shocks or ...

Replace struts yourself and save $300 ...

On many vehicles with strut-type suspension designs, the front struts (which include the springs and shock absorbers) are mounted with bearings or bearing plates that serve as the upper pivot points ...