MichelinPilot Sport All Season 4305 /30 R20 99Y SL BSW GM RF

Get ultra-high-performance all-season grip from the Michelin Pilot Sport All Season 4 305/30R20 99Y SL BSW GM RF, an ultra-high-performance all-season tire built for drivers who want sharp steering, strong wet and dry grip, winter confidence, and daily usability from one performance tire. This 305/30R20 Pilot Sport All Season 4 is a popular low-profile fitment for select Ford Mustang Shelby GT500, Dodge Viper, Chevrolet Corvette, Porsche 911, BMW M4, Mercedes-AMG GT models, plus similar performance vehicles using 20-inch wheels.

Why choose the Michelin Pilot Sport All Season 4 in 305/30R20?

• Built for rear performance applications, supercars, muscle cars, and staggered summer-to-all-season conversions: The 99Y SL rating suits standard-load performance applications where steering feel, wet grip, and daily drivability matter.

• Ultra-high-performance all-season grip: The Pilot Sport All Season 4 is designed for confident performance on wet, dry, and snowy roads without moving to a dedicated summer tire.

• Dynamic Response Technology: Michelin engineers the tire to distribute forces and temperatures evenly, supporting responsive handling and longer wear life.

• Asymmetric performance tread: A performance-focused tread pattern with strong outer-shoulder support helps deliver lateral grip, steering precision, and planted cornering.

• All-season traction details: Full-depth and interlocking sipes, biting edges, and Michelin tread-compound technology help maintain grip in rain, cold conditions, and light snow.

Popular vehicle fitments for 305/30R20 Michelin Pilot Sport All Season 4

This tire size is commonly used on select trims or staggered fitments of the Ford Mustang Shelby GT500, Dodge Viper, Chevrolet Corvette, Porsche 911, BMW M4, and Mercedes-AMG GT. It is also a strong option for similar sports cars, performance sedans, EVs, premium crossovers, and SUVs that use the same tire size, load rating, speed rating, and wheel diameter.

Size and rating details

• 305/30R20: This size is designed for 20-inch wheels and helps shoppers match an original equipment, replacement, or staggered performance fitment.

• 99Y SL: The service description and load range identify the tire's load capacity and speed rating for compatible performance vehicles.

• BSW: This version uses black sidewall styling for the finished look on the vehicle.

• Marked fitment: This SKU includes a run-flat-style marking and GM marked fitment, useful when shoppers are matching an existing tire, staggered setup, or original-equipment-style application with the same designation.