Brand: Mickey Thompson Manufacturer's Part Number: 255598 Part Type: Tires Product Line: Mickey Thompson ET Street R Radial Tires Summit Racing Part Number: MTT-3555 UPC: 787025489453 Wheel Diameter: 15 in. Tire Size: 325/50-15 Tire Weather Usage: Summer Tire Construction: Radial Sidewall Style: Blackwall Tire Diameter: 28.31 in. Section Width: 13.00 in. Tread Width: 11.30 in. Minimum Recommended Wheel Width: 9.00 in. Maximum Recommended Wheel Width: 11.50 in. Directional: Yes Severe Snow Rated (3PMSF): No Asymmetrical Tread Pattern: Yes Traction Rating: C Temperature Rating: C Tread Depth: 6/32 in. DOT-Approved: Yes Run-Flat Technology: No Studdable Winter Tire: No Tube Required: No Tire Compound: R2 Tread Ply Quantity: 4 Quantity: Sold individually. Mickey Thompson ET Street R Radial Tires Finally， DOT-approved race tires that can be driven on the street! Mickey Thompson ET Street R radial tires feature the latest ET drag technology for the ultimate traction at the track while still being legal on the street. Their minimal tread void offers great dry weather traction for the perfect launch and pass. The stiff sidewall provides excellent stability―ideal for use on cars with automatic transmissions. Don't think stick shift cars are left out， though! Many competitors have found great success with ET Street R tires on their manual equipped cars. More than a dozen sizes are available; order a set for your ride.