Bridgestone

Potenza Sport

Name: Bridgestone Potenza Sport 305/30ZR19 XL
Brand: Bridgestone
SKU: 008168
Price: 306.74 USD
Availability: InStock

305/30ZR19 XL

$306.74/tire $408.99

Set of 4: $1226.96

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Specifications

Size	305/30ZR19 XL Potenza Sport
Width	305 mm
Aspect ratio	30
Rim diameter	R19
Load index	102
Speed rating	(Y)
Load range	XL

UTQG	300 AA A
Tread depth	7/32"
Weight	27.8 lbs
Max pressure	50 psi
Severe snow (3PMSF)	No
Run-flat	No

About the Bridgestone Potenza Sport

Summer Ultra High Performance Passenger Car tire.

Features

* New, ultra-high silica compound* Tread pattern geometry with deep circumferential grooves* Substantial ribs and blocks* 3D sipe technology* Tuned tread sequencing* Platinum Pact Limited Warranty* 90-Day Buy and Try Guarantee

Benefits

* For exceptional grip and responsive handling in extreme performance driving conditions* Promote water evacuation* Maximize rubber to road contact and help maintain contact pressure* Enhance pattern stiffness and provide an optimized balance of traction and wear performance* Minimizes pattern noise, promoting a quiet, comfortable ride

Understanding the 305/30ZR19 XL size

In the size code 305/30R19, 305 is the section width in millimetres (about 12"). 30 is the aspect ratio — the sidewall height is 30% of the width, or roughly 91.5 mm. R19 means radial construction on a 19-inch wheel, giving an approximate overall diameter of 26.2".

The load index 102 means each tire supports up to 1,874 lbs — about 7,496 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 Bridgestone Potenza Sport is built for

Fitment category: Undefined.

Tread life and grip ratings

This tire carries a UTQG rating of 300 AA A. The treadwear grade of 300 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 AA 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 $306.74 per tire, a full set of four costs $1226.96. That is about 8% below the average price of the 22 tires we stock in this size.

Frequently asked questions

What does the tire size 305/30R19 mean?

305 is the section width in millimetres, 30 is the aspect ratio (sidewall height as a percentage of width, about 91.5 mm), and R19 indicates radial construction for a 19-inch wheel. Overall diameter is approximately 26.2 inches.

What are the load and speed ratings of the Bridgestone Potenza Sport 305/30ZR19 XL?

Its load index of 102 allows up to 1,874 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 Bridgestone Potenza Sport 305/30ZR19 XL tires cost?

A single tire is $306.74 and a set of four is $1226.96.

Does the Potenza Sport come in other sizes?

Yes — we stock 132 additional Potenza Sport sizes besides 305/30ZR19 XL. Fit only a size approved for your vehicle.