The RSD3 ultra-premium drive tire from Double Coin Tires and China Manufacturers Alliance (CMA) is optimized for severe winter driving conditions. The RSD3 tire is an on/off highway drive position tire engineered with specific features to enhance ice and snow traction and performance. The RSD3 features an open shoulder and proven design for excellent traction and added cleaning ability. The zigzag siping increases traction and performance on all road surfaces and conditions. It is available in sizes 11R22.5, 295/80R22.5 and 315/80R22.5.