205-55-16 Continental winter tires and steels. – Center Bore: 67.1 mm center bore. It is measured in millimeters. Some factory wheels have a center bore that matches exactly with the hub to reduce vibration by keeping the wheel centered." – Lug Size: M12 x 1.5 – Bolt Pattern: 5x114.3 I sold my 2005 mazda 3 and have these winter tires to sell. I bought them in 2014 and I only drive on the weekeds since I take the TTC to work. Tires and wheels are in great shape (full thread). Price is negotiable, but please be resonable, I don't to waste my time or yours.