Size 315-40- Tires
Michelin Pilot Sport A/S 4 315/40R21XL 115V BSW
45K Mile Warranty
Ultra High Performance All Season
- Passenger
Michelin Pilot Sport 4 SUV 315/40R21XL 115Y BSW
20K Mile Warranty
Sport truck
- Truck/SUV - Sport Truck
High Performance All Season
- Passenger - Run Flat
Ultra High Performance Summer
- Passenger
High Performance All Season
- Passenger
High Performance All Season
- Passenger - Run Flat
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Four criteria factor into easy test score®
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Consumer reviews
Research based on customer reviews and buying behavior
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Treadwear
The lifespan of a tire based on wear performance
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Traction
The ability of a tire to grip to the road in wet conditions
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Expert ratings
Input from veteran tire industry experts
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