Bridgestone X30 Convex “Castle Block” (rear tire) is a raised block in the center of the lug for enhanced traction in acceleration and braking. Asymmetric Block Pattern (front tire) with optimized block placement achieves stable grip during braking and cornering.
The edges of the convex blocks catch the track surface and achieve high grip on a wide range of terrains
Provides high contact pressure against the track surface to enhance traction
Cooling fins (rear) improve heat dissipation for consistent performance over race distances
Wider terrain applications and higher level of grip than previous M403/ M404 combination
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