Bridgestone Potenza Sport - 345/30R21
Potenza Sport 345/30R21 Tire Specs
| Size | Diameter | Width | Rim Range |
Measured Rim |
Tread Depth |
Load Range |
Max Load |
Max psi |
Max Speed |
Weight | Sidewall Letters |
Revs/Mile | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 345/30ZR21 111Y XL BSW 300 AA A |
29.2" | 13.8" | 11.5-12.5" | 12" | 7/32" | Extra Load | 2403 lbs | 50 psi | 186 mph | 34 lbs | Black | 691 | Show Specs |
Available
(Last Checked 10/16/25)
(Last Checked 10/16/25)
The Bridgestone Potenza Sport is a supreme performance summer tire that gives your sports car upgraded wet acceleration and handling over older generation tires. It takes curves confidently with enhanced cornering and excellent stiffness for responsive steering at high speeds. The Potenza Sport was built to maximize the thrill and excitement each time you hit the track.
The 345/30R21 Bridgestone Potenza Sport has a diameter of 29.2", a width of 13.8", mounts on a 21" rim and has 691 revolutions per mile. It weighs 34 lbs, has a max load of 2403 lbs, a maximum air pressure of 50 psi, a tread depth of 7/32" and should be used on a rim width of 11.5-12.5".
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