Bridgestone Potenza Sport AS 275/35R18 XL Potenza Sport A/S
Bridgestone

Potenza Sport AS

275/35R18 XL
🏷️ Manufacturer rebate available: Bridgestone Get $80 Back
$239.99/tire $319.99
Set of 4: $959.96
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

Size275/35R18 XL Potenza Sport A/S
Width275 mm
Aspect ratio35
Rim diameterR18
Load index99
Speed ratingY
Load rangeXL
Treadwear warranty50,000 miles
Severe snow (3PMSF)No
Run-flatNo

About the Bridgestone Potenza Sport AS

All-Season Ultra-High Performance Passenger Car tire.

Features

* New tread compound with PeakLife Polymer technology* Solid rib design* Slot alignment and open shoulders* Full-depth 3D ultra thin sipes* 50,000 Mile Treadwear Limited Warranty

Benefits

* Designed to improve performance and wear life* For improved handling and reduced pattern noise* To increase water evacuation and improve wet performance* For improved handling and biting edges for winter performance

Understanding the 275/35R18 XL size

In the size code 275/35R18, 275 is the section width in millimetres (about 10.8"). 35 is the aspect ratio — the sidewall height is 35% of the width, or roughly 96.3 mm. R18 means radial construction on a 18-inch wheel, giving an approximate overall diameter of 25.6".

The load index 99 means each tire supports up to 1,709 lbs — about 6,836 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.

Price and value

At $239.99 per tire, a full set of four costs $959.96. That is about 12% above the average of the 47 tires we stock in this size, reflecting its position in the range. Backed by a 50,000-mile treadwear warranty, that works out to roughly $19.20 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 275/35R18 mean?

275 is the section width in millimetres, 35 is the aspect ratio (sidewall height as a percentage of width, about 96.3 mm), and R18 indicates radial construction for a 18-inch wheel. Overall diameter is approximately 25.6 inches.

What are the load and speed ratings of the Bridgestone Potenza Sport AS 275/35R18 XL?

Its load index of 99 allows up to 1,709 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 AS 275/35R18 XL tires cost?

A single tire is $239.99 and a set of four is $959.96, covered by a 50,000-mile treadwear warranty.

Does the Potenza Sport AS come in other sizes?

Yes — we stock 74 additional Potenza Sport AS sizes besides 275/35R18 XL. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 275/35R18

Toyo Proxes R888R 275/35ZR18 Proxes R888R (Dot Approved)
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Toyo Proxes RA1 275/35ZR18 Proxes RA1 (Dot Approved For Racing Purposes ONLY)
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Toyo Proxes Sport 2 275/35R18 XL Proxes Sport 2
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Michelin Pilot Sport 4S 275/35ZR18 XL Pilot Sport 4S
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