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Michelin Primacy Tour AS 255/40R21 Tires

Michelin Primacy Tour AS255/40R21 Tire
Michelin tires

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Consumer Tire Performance Survey
star ratingstar ratingstar ratingstar ratingstar
based on 160 customer reviews
review overall8.8 review hydroplaning resistance8.7
review buy again92% review cornering stability8.9
review dry traction9.1 review steering responsiveness8.9
review wet traction9.0 review ride comfort9.1
review light snow traction8.1 review noise level8.9
review deep snow traction7.9 review treadwear8.7
review ice traction7.7 review miles reported695,676
     8-10 = excellent        6-7 = good        4-5 = fair        1-3 = poor
guide to ratings

Mavis Tires & Brakes offers Michelin Primacy Tour AS tires in the size 255/40R21. When replacing all 4 tires, the most popular vehicle was the Genesis Gv70, followed by the Audi Sq5, Volvo Xc60, Audi Q5 Sportback and Alfa Romeo Stelvio. 7 different vehicle models in total were fitted with this tire. The average mileage when putting on the new tires was 48,746, and Fall was the most common time of year to purchase. This tire is original equipment for: 2024 Genesis GV60, 2024 Genesis GV70, 2025 Genesis GV60, 2025 Genesis GV70.
Browse a list of all Michelin tires
Size Sidewall Speed
Rating		 Service
Desc		 Load
Range		 UTQG
Tread		 UTQG
Traction		 UTQG
Temp
255/40ZR21 XL Blackwall W 102W XL 540 A
Michelin Primacy Tour AS - All Season Grand Touring tire
  • 1 out of 4 premium vehicles sold in North America is equipped with MICHELIN® tires.
  • Enhanced ComfortControl with PIANO Noise Reduction Tuning combines frequency cancelling shoulder grooves and block chamfers with ultra smooth belts resulting in an exceptionally quiet ride.
  • Latest generation of advanced rubber compound maintains tread block flexibility in cold temperatures to help grip on snow and ice, while sharp lateral groove angles bite into snow to handle turns with confidence in winter conditions.
  • At MICHELIN®, we continuously push safety, durability and fuel efficiency, and even more performances, all at the same time and with no trade-offs. That’s what we mean by MICHELIN® Total PerformanceTM, which has and will always be our difference on every tire.
  • MICHELIN Primacy™ tires are the #1 choice among top vehicle manufacturers for their premium and luxury models.[1]
  • The MICHELIN Primacy™ Tour A/S has the quietest tread design among leading competitors.
  • 17% better snow traction than the MICHELIN® Primacy™ MXM4®.[3]
  • Michelin® always aims to bring together multiple performances.
  • [1] In the premium price class for the US and Canada in 2018. Representative vehicles in the premium price class include but are not limited to Acura® ILX, Lexus® GS350, BMW® 3 and 4 Series, Mercedes® C and S Class, and Cadillac® CT. Based on content supplied by IHS Markit™ Original Equipment Tire Data; © IHS Markit 2018. All rights reserved.
  • [3] Based on third-party snow traction tests using ASTM Test Method F1805-12 in tire size 235/45R17 97W. Actual on-road results may vary.
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