The new Grand Prix 5000 S Tubeless Ready (TR): Lighter, faster and with stronger sidewalls. The new standard in road tubeless ready technology. Ride faster, more comfortable and with increased puncture protection. Made to make you better. Hookless rim compatible. At 220 TPI, the Grand Prix 5000 are amongst the most supple offerings out there. This means you get great comfort, low rolling resistance and excellent cornering performance.