Bridgestone Potenza Sport RFT - 345/30R21
Potenza Sport RFT 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 | 39 lbs | Black | 691 | Show Specs |
(Last Checked 10/15/25)
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$743.06
The Bridgestone Potenza Sport RFT is crafted for those who demand supreme performance during the summer months. This tire is a powerhouse of technology, delivering an exceptional blend of traction, precision, and endurance. Its summer-tuned compound adapts to high temperatures, ensuring optimal road contact for spirited driving. With reinforced sidewalls designed to maintain the tire's shape, the Potenza Sport RFT allows for continued driving even after a puncture. Ideal for performance enthusiasts who seek a tire that responds with agility and confidence, the Bridgestone Potenza Sport RFT offers an extraordinary drive that keeps pace with the unforgiving heat and demands of summer roads.
The 345/30R21 Bridgestone Potenza Sport RFT has a diameter of 29.2", a width of 13.8", mounts on a 21" rim and has 691 revolutions per mile. It weighs 39 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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