Size 315-40- Tires
Free Installation
Free Installation — That’s up to $111.96 in savings when you buy 4 tires! | Only applicable by choosing one of our partner installers at checkout.
Save $150
Save $150 with TREAT150 coupon code on a set of 4 tires.
Winter / snow
- Passenger - Snow/Winter
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
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Compare tires at a glance using our easy test score® system. Our proprietary algorithm factors in performance, expert insights, user reviews, and Uniform Tire Quality Grading (UTQG) scores.
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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