Detailed specifications
On this page you’ll find the full specifications table for this 255/45R20 Bridgestone Alenza 001 RFT - All Season Performance Run-Flat Summer tire. This includes manufacturer and listing details (when available) like construction, load and speed rating, certifications (3PMS / studdable / run-flat / XL), and any published ratings such as UTQG (when provided).
Quick Specs
- Size: 255/45R20
- Brand/Model: Bridgestone Alenza 001 RFT - All Season Performance Run-Flat
- Season: Summer
- Certifications: Run Flat
- Availability: Out of stock
- Shipping: Free shipping • 1–3 business days (Canada)
255/45R20 Bridgestone Alenza 001 RFT - All Season Performance Run-Flat Summer
Run-flat support included.
About the 255/45R20 tire size
The 255/45R20 size breaks down like this:
- 255 = tire width in millimetres
- 45 = sidewall height as a percentage of width (approx. 115 mm)
- R20 = fits an 20-inch wheel
If you’re matching an existing set, confirm the full size on your sidewall before ordering.
Key features on this Bridgestone Alenza 001 RFT - All Season Performance Run-Flat in 255/45R20
Highlights based on the details available for this tire:
- Run-flat construction (where supported by vehicle and setup).
- UTQG: 300 A A (when provided by manufacturer).
- Size: 255/45R20 (fits an 20-inch wheel).
- Season category: Summer.
Price & Availability for 255/45R20
Currently out of stock.
Here are in-stock options you can shop right now:
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FAQ: 255/45R20 Bridgestone Alenza 001 RFT - All Season Performance Run-Flat Summer
What does 255/45R20 mean on a tire?
It indicates the tire’s width (255 mm), sidewall ratio (45%), and wheel diameter (R20).
Is this a Summer tire?
Yes — this tire is categorized as Summer.
Is this tire 3PMS rated?
This listing does not specify 3PMS for this tire.
Is this tire studdable?
This listing does not specify whether this tire is studdable. Check local rules before installing studs.
Does it support run-flat driving?
Yes — this tire is listed as run-flat.
Is this tire XL (extra load)?
This listing does not specify XL (extra load) for this tire.
How long does delivery take in Canada?
Free shipping • 1–3 business days (Canada)



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