The Mickey Thompson ET Drag Pro Drag Radial tire line features two new sizes for racers. According to Mickey Thompson, the 26.0/8.5R15 is a tubeless design featuring the Mickey Thompson R1 compound especially for outlaw 8.5 class competitors. The 29.5/10.5R15 also features the R1 compound and is specially designed for true Outlaw 10.5 and NHRA super stock competitors. Additionally, the ET Drag Pro Drag Radial is engineered for maximum traction, consistent elapsed times, low rolling resistance, and zero growth for predictable gear ratios.