Michelin Primacy Tour A/S 215/50R18 Primacy Tour A/S
Michelin

Primacy Tour A/S

215/50R18
All-Season M+S
$192.74/tire $256.99
Set of 4: $770.96
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

Size215/50R18 Primacy Tour A/S
Width215 mm
Aspect ratio50
Rim diameterR18
Load index92
Speed ratingV
Load rangeSL
SeasonAll-Season
UTQG540 A A
Treadwear warranty55,000 miles
Tread depth9/32"
Weight25.6 lbs
Max pressure51 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 215/50R18 size

In the size code 215/50R18, 215 is the section width in millimetres (about 8.5"). 50 is the aspect ratio — the sidewall height is 50% of the width, or roughly 107.5 mm. R18 means radial construction on a 18-inch wheel, giving an approximate overall diameter of 26.5".

The load index 92 means each tire supports up to 1,389 lbs — about 5,556 lbs across a full set of four. The speed symbol V certifies the tire to 149 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, HP.

Tread life and grip ratings

This tire carries a UTQG rating of 540 A 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 A 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 $192.74 per tire, a full set of four costs $770.96. That is about 11% above the average of the 11 tires we stock in this size, reflecting its position in the range. Backed by a 55,000-mile treadwear warranty, that works out to roughly $14.02 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 215/50R18 mean?

215 is the section width in millimetres, 50 is the aspect ratio (sidewall height as a percentage of width, about 107.5 mm), and R18 indicates radial construction for a 18-inch wheel. Overall diameter is approximately 26.5 inches.

What are the load and speed ratings of the Michelin Primacy Tour A/S 215/50R18?

Its load index of 92 allows up to 1,389 lbs per tire. Its speed rating of V is certified to 149 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 215/50R18 tires cost?

A single tire is $192.74 and a set of four is $770.96, covered by a 55,000-mile treadwear warranty.

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

Yes — we stock 27 additional Primacy Tour A/S sizes besides 215/50R18. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 215/50R18

Michelin X-Ice Snow 215/50R18 X-Ice Snow
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Yokohama Avid Ascend LX P215/50R18 Avid Ascend LX
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