you would seem to be about ripe for pads unless your mileage reflects alot of non-stop hiway driving....
city driving my front pads last 14K to 20K.

pull a wheel and take a few pics.

__________________
1979 300D 220 K miles
1995 C280 109 K miles
1992 Cadillac Eldorado Touring Coupe 57K miles SOLD
********************
1979 240D 140Kmiles (bought for parents) *SOLD.
SAN FRANCISCO/(*San Diego)
1989 300SE 148 K miles *SOLD