1 If the pad depth is less than 3/32 of an inch, replace soon. 2  If less then 2/32 of an inch, Replace immediately. They will soon be damaging the drum or rotor.  If you hear a high pitched screeching noise, this could be the wear sensor on some pads indicating the pads need to be replaced soon.
Sponsored Topics. Santa Rosa is the county seat of Sonoma County, California, United States. The 2010 census reported a population of 167,815. Santa Rosa is the largest city in California's Wine Country and fifth largest city in the San Francisco Bay Area, after San Jose, San Francisco, Oakland, and Fremont and 26th largest city in California.
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