Tubeless (TL) or tube type (TT). P-rated for speeds up to 150 km/h (93 mph), Q-rated for speeds up to 160 km/h (100 mph), R-rated for speeds up to 170 km/h (106 mph), S-rated for speeds up to 180 km/h (112 mph) or T-rated for speeds up to 190 km/h (118 mph).
