The Winterforce CV is Firestone's Light Truck/SUV Studless Ice & Snow tire designed for drivers of vans, delivery trucks and multi-purpose vehicles that transport heavy loads. Available in heavy-duty, Euro-metric Commercial Vehicle (designated by the suffix C, not to be confused with LT-metric Load Range C) sizes, Winterforce CV tires are for drivers looking for traditional wintertime traction on dry, wet and snow-covered roads.