Original rear Metz replaced at 7030 miles.
Original front Metz replaced at 9242 miles.
Second rear Metz replaced at 14,040 miles.
Second front Metz replaced 16,440 miles. Replaced with Avon.
Third rear Metz replaced at 18,365 miles. Replaced with Avon.
Anything over 10,000-12,000 is fluke riding...no accelerating and no braking, or defective/improperly calibrated odometer, or reporting Kilometers.