The Blizzak LM-32 is Bridgestone's Performance Winter / Snow tire designed for sports cars, sporty coupes and performance sedans. Originally introduced in sizes for Aston Martin Rapide four-door sports cars, Blizzak LM-32 tires are now available in a wide range of sizes designed to help drivers maintain their vehicle's sporty appearance and wintertime mobility by providing traction on cold, dry, wet and snow-covered roads.The tread compound of Blizzak LM-32 tires feature unique polymer technology to enhance cold weather traction. This compound is molded into a directional design to combine hydroplaning resistance on wet and slush-covered roads with confident grip and braking traction in cold wintry conditions. Rounded shoulders promote dry and wet road handling while stepped independent tread blocks employing Lamellen edge effect sipes increase the number of biting edges to enhance grip in snow and on ice. This allows Blizzak LM-32 tires to combine winter traction with H-, V- or W-speed rated capability.Blizzak LM-32 winter tires meet the industry's severe snow service requirements and are branded with the three-peak mountain snowflake (3PMSF) symbol.NOTE: Snow platform indicators (the equivalent of snow wear bars) are molded into the Blizzak LM-32 tread grooves to inform the driver when ice and snow traction will be reduced as the tire's treadwear reaches the point where the remaining tread depth becomes less effective in deep snow.Install Bridgestone Blizzak LM-32 tires in sets of four only.Due to the traction capabilities of the Blizzak LM-32, Bridgestone recommends using Blizzak LM-32 tires in sets of four to provide the best handling characteristics and tire performance. Related Information: What is the three-peak mountain snowflake symbol (3PMSF)?