Detailed specifications
On this page you’ll find the full specifications table for this 245/40R21 Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring All Season 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: 245/40R21
- Brand/Model: Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring
- Season: All Season
- Certifications: XL (Extra Load)
- Shipping: Free shipping • 1–3 business days (Ontario and Quebec)
245/40R21 Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring
Category: All Season – Grand Touring
Michelin Primacy tires are the top choice for premium vehicles and the Tour A/S is no different. It has the quietist tread design in its class with enhanced noise reduction tuning that combines noise cancelling shoulder grooves with smooth belts for an amazingly quiet ride. The Tour A/S has improved snow traction as well and maintains tread flexibility even in extreme winter environments. It also has a 90,000km tread life warranty for P-Metric and Metric sizes, 90,000km for H and V rated sizes, 90,000km for P-Metric and Metric sizes or a 90,000km for W rated sizes.
XL (Extra Load) rating indicated.
How this tire is positioned
245/40R21 Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring is positioned as a all season / all season – grand touring tire built around a 245 mm section width and 21-inch wheel fitment.
In practical terms, this size combines a 40-series sidewall of about 98 mm with a 21-inch wheel diameter, which is useful when matching an existing tire size and wheel setup.
Feature-wise, this listing indicates an XL extra-load rating, UTQG 540 A A when provided by the manufacturer.
About the 245/40R21 tire size
The 245/40R21 size breaks down like this:
- 245 = tire width in millimetres
- 40 = sidewall height as a percentage of width (approx. 98 mm)
- R21 = fits an 21-inch wheel
If you’re matching an existing set, confirm the full size on your sidewall before ordering.
Key features on this Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring in 245/40R21
Highlights based on the details available for this tire:
- XL (Extra Load) rating indicated.
- UTQG: 540 A A (when provided by manufacturer).
- Size: 245/40R21 (fits an 21-inch wheel).
- Season category: All Season.
Warranty
- Warranty: 90000
- Warranty coverage is provided by the manufacturer and may vary by application and service conditions.
FAQ: 245/40R21 Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring All Season
What does 245/40R21 mean on a tire?
It indicates the tire’s width (245 mm), sidewall ratio (40%), and wheel diameter (R21).
Is this a All Season tire?
Yes — this tire is categorized as All Season.
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?
No — this tire is not listed as run-flat.
Is this tire XL (extra load)?
Yes — this tire is listed as XL (extra load).
How long does delivery take in Ontario and Quebec?
Free shipping • 1–3 business days (Ontario and Quebec)
Other available sizes for Michelin Primacy Tour A/S – All Season EV Compatible M+S Performance Touring