Michelin Primacy Tour A/S 265/45ZR21 XL Primacy Tour A/S
Michelin

Primacy Tour A/S

265/45ZR21 XL
All-Season M+S
$368.24/tire $490.99
Set of 4: $1472.96
Minimum order: 4 tires (sizes can be mixed) ? Selling in sets of 4 is how we keep our prices this low — and a matching set keeps your car balanced and safe.
Most drivers replace all four for even wear and handling.
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Specifications

Size265/45ZR21 XL Primacy Tour A/S
Width265 mm
Aspect ratio45
Rim diameterR21
Load index108
Speed ratingY
Load rangeXL
SeasonAll-Season
UTQG540 B A
Treadwear warranty45,000 miles
Tread depth10/32"
Weight33.05 lbs
Max pressure50 psi
Severe snow (3PMSF)No
Run-flatNo

About the Michelin Primacy Tour A/S

All-Season Passenger Car Touring tire.

Features

* Enhanced comfort control with PIANO Noise Reduction Tuning combines frequency cancelling shoulder grooves and block chamfers with ultra smooth belts* Latest generation of advanced rubber compound* Sharp lateral groove angles* M+S Rated* 45,000 Mile/75,000 Kilometer Limited Treadwear Warranty (W-Rated)* 55,000 Mile/90,000 Kilometer Limited Treadwear Warranty (H/V-Rated)* ZP (Zero Pressure) tires - the maximum mileage warranty for ZP tires is 30,000 miles/50,000 kilometers* Standard Manufacturer's Limited Warranty

Benefits

* Provides an exceptionally quiet ride* Maintains tread block flexibility in cold temperatures to help grip on snow and ice* Bite into snow to handle turns with confidence in winter conditions

Understanding the 265/45ZR21 XL size

In the size code 265/45R21, 265 is the section width in millimetres (about 10.4"). 45 is the aspect ratio — the sidewall height is 45% of the width, or roughly 119.3 mm. R21 means radial construction on a 21-inch wheel, giving an approximate overall diameter of 30.4".

The load index 108 means each tire supports up to 2,205 lbs — about 8,820 lbs across a full set of four. The speed symbol Y certifies the tire to 186 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.

What the Michelin Primacy Tour A/S is built for

The Michelin Primacy Tour A/S is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It carries an M+S (mud and snow) marking for light winter service. Fitment category: Passenger Car, Performance, UHP.

Tread life and grip ratings

This tire carries a UTQG rating of 540 B A. The treadwear grade of 540 is a relative durability score — a grade of 200 is expected to last roughly twice as long as a grade of 100 under the same controlled test. Traction grade B measures straight-line wet stopping grip (AA is highest, then A, B and C). Temperature grade A reflects heat resistance at sustained speed (A is highest).

Price and value

At $368.24 per tire, a full set of four costs $1472.96. That is about 21% above the average of the 36 tires we stock in this size, reflecting its position in the range. Backed by a 45,000-mile treadwear warranty, that works out to roughly $32.73 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 265/45R21 mean?

265 is the section width in millimetres, 45 is the aspect ratio (sidewall height as a percentage of width, about 119.3 mm), and R21 indicates radial construction for a 21-inch wheel. Overall diameter is approximately 30.4 inches.

What are the load and speed ratings of the Michelin Primacy Tour A/S 265/45ZR21 XL?

Its load index of 108 allows up to 2,205 lbs per tire. Its speed rating of Y is certified to 186 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.

How much does a set of 4 Michelin Primacy Tour A/S 265/45ZR21 XL tires cost?

A single tire is $368.24 and a set of four is $1472.96, covered by a 45,000-mile treadwear warranty.

Does the Primacy Tour A/S come in other sizes?

Yes — we stock 27 additional Primacy Tour A/S sizes besides 265/45ZR21 XL. Fit only a size approved for your vehicle.

Other sizes of this model

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