Brake Pad Material: Ceramic. Brake Pad Nominal Thickness (mm): Front: 16.6 Rear: 14.8. FMSI: Front: D1654 8883 Rear: D1451 8447. WVA: Front: 25792 / 25793 / 25794 Rear: 24435 / 24661 / 24662. We warrant that our products are free from defects in material when in normal use and service of the vehicle on which it was installed.