why does the passenger rear tire wear out on the inside edge so fast on 2003 Mercedes-Benz CLK500

inside rear passenger edge of tire wears out in 25000kms

Asked by for the 2003 Mercedes-Benz CLK500
After that having the tires rotated at least every 10k miles will help!
1 more answer
take it to an alignment shop and have it measured for run out.