Michelin Pilot Sport 4S 315/30ZR21 105Y XL Summer Tire
Michelin Pilot Sport 4 S 315/30ZR22 107Y XL Summer Tire Michelin Pilot Sport 4 S 315/30ZR22 107Y XL Summer Tire $597.99
Michelin Pilot Sport 4S Autocross 355/30R19 110Y XL Summer Tire Michelin Pilot Sport 4S Autocross 355/30R19 110Y XL Summer Tire $604.99
Michelin

Michelin Pilot Sport 4S 315/30ZR21 105Y XL Summer Tire

315/30ZR21105YSummerPassenger Car

$613.99each

How many?

4 tires: $2,455.96

Up to 4 tires per order.

- OR -
  • What’s included1 tire. The wheel is not included. Mounting and installation are not included.
  • Free shippingOn every order. We ship to the contiguous US only (not Alaska or Hawaii).
  • ReturnsYou have 30 days from the date you receive your order to request a return. Items must be unused and in their original condition. Email us first. Details

Same size, other tires

Tires in 315/30R21, this one included. A few of them:

TirePriceLink
ArroyoGrand Sport
—View Arroyo Grand Sport →
GoodyearEagle F1 Super Sport R
—View Goodyear Eagle F1 Super Sport R →
See all tires in 315/30R21 →

Specifications

Tire size315/30ZR21XL
Tire load index105
Tire speed rating(Y)
Tire load rangeExtra Load
Tire seasonSummer
Tire terrainHighway Terrain
Uniform tire quality grade (utqg)300 AA A
Tire treadwear rating300
Tire sidewall styleBlack Sidewall
Tread depth9/32
Overall diameter28.5 in
ManufacturerMichelin
Tire width315 mm
Vehicle fitment typeUniversal
Is run flatN
Vehicle typeCar
Construction typeRadial
Electric vehicle tireN
Automotive parts divisionPerformance
Wheel diameter21 in
Flotation tireN
Maximum vehicle rim width11.5 in
FeaturesWet or Dry, Low Maintenance, Extra Strength, High-Speed
Items includedTire (wheel not included)
Minimum vehicle rim width10.5 in
Count1
Vehicle class designatorP
Tire locationFront and Rear Tires
Tire diameter21 in
Tire typePassenger Car Tires
Model93363
Maximum inflation pressure50 psi
Tire aspect ratio30

Specifications are as published by the manufacturer. Please confirm the size against the placard on your vehicle before ordering.

Description

Born from endurance racing, the Michelin Pilot Sport 4 S is a max-performance summer tire. Multi-Compound Construction places grip where it is needed on dry and wet roads, Variable Contact Patch 3.0 spreads pressure to limit hot spots, and Dynamic Response Technology supports precise steering and cornering. A deep rim protector helps guard against light wheel damage.

In the 315/30ZR21 size, this tire has a 105Y load and speed rating with extra load (XL) construction. Specs include 9/32-inch tread depth, a 50 psi maximum inflation pressure, a UTQG rating of 300AAA and an overall diameter of about 28.5 inches.