Automotive tires are described by several alphanumeric tire codes or tyre codes, which are generally molded into the sidewall of the tire. These codes specify the dimensions of the tire and its key li
Metric tire code example
Example UTQG ratings on a tire
Snow tires, also known as winter tires, are tires designed for use on snow and ice. Snow tires have a tread design with larger gaps than those on conventional tires, increasing traction on snow and ic
Tire code
…100T": Commonly appears after tire size. Meaning: standard load inflation table (100) & speed rating (T) 3PMSF: or Three Peak Mountain Snow Flake, for tires rated for "severe snow" 3PMSF with Ш ("Sha"): or Three Peak Mountain Snow Flake, for studded tires rated…
Winter tire, showing tread pattern designed to compact snow in the gaps.
Vehicle in cold, dry, powder snow, which offers comparatively better traction than moist snow.
Vehicles in warm, moist, granular snow encounter decreased roadway traction.
Compaction of snow under an advancing snow tire, causing rolling resistance while passing through about 10 centimetres (4 in) of snow.