Unless you have scanning electron microscopes for eyes, you can't see the deterioration of the elastomers used in cartridge suspensions.
You may see the result if the cartridge bottoms out. Long before that, however, you'll hear the loss of elasticity in blah dynamics and boring sound.
You may see the result if the cartridge bottoms out. Long before that, however, you'll hear the loss of elasticity in blah dynamics and boring sound.