DIXCEL DISC ROTOR TYPE FS [Compatibility List in Desc.] 1254924S-FSBrand DIXCEL Product Number 1254924S FS Product Description Model Grade:. 735i 745i _x000D_ _x000D_ FP FS _x000D_ The performance proved by Super Taikyu (endurance) race _x000D_ known as one of the most competitive race under severe condition _x000D_ By increasing the Carbon content of the disc by 20% compared to our standard mixture, we were able to strengthen the molecular bonds within the disc. _x000D_ Stable durability even with repeated expansion