Shinko introduces a tread designed for serious sportbike riding with the new 010 Apex Radial. The 010 Apex radial rear features Zero Degree JLSB (Joint-Less Steel Belted) state-of-the-art technology for added stability and strength. Tread radius designed for enhanced high-speed cornering. Intermediate compound. W-speed rating (168 mph). DOT approved. Tire Specifications: Load / speed index: 73W. Recommended rim (inches): 6.00. Overall diameter (inches): 24.49. Overall width (inches): 7.48. Maximum load (pounds) / PSI: 805 @ 42 PSI. Construction: Radial.