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Image thumbnail for Bridgestone Potenza Sport 255/40R18 99(Y)

Bridgestone Potenza Sport 255/40R18 99(Y)

Bridgestone Potenza Sport 255/40R18 99(Y)

Summer Ultra High Performance Passenger Car tire.

Tire size is a code on the side of a tire that tells you its width, sidewall height, and the wheel size it fits.

Tire Size 255/40R18 99(Y)

Load Index on a tire indicates the maximum weight it can support when properly inflated/mounted.

Load Rating 99

The Speed Rating on a tire is a letter code that shows the top speed it can safely handle when properly inflated/mounted.

Speed Rating (Y)

The sidewall is the section of the tire extending from the tread down to the bead. It provides lateral stability.

Sidewall BSW

Numeric / Alpha Numeric code designated by the Tire Manufacturer.

Product Code 8116

The physical weight your tire.

Weight 23.1

Approved Rim Width

Approved Rim Width 8.5-10.0

Tread Depth in 32nds of an inch

Tread Depth 8

Overall Diameter of Tire

Overall Diameter 26

Revolutions Per Mile

RPMs 801
Expert Rating 7.5

Expert Rating

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  • 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
  • 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

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