On this page you’ll find the full specifications for this 235/40R18 Falken Azenis RT660+ Summer tire — including load/speed ratings, certifications (3PMS / studdable / run-flat / XL), UTQG (when provided by the manufacturer), and shipping details for Ontario and Quebec.
Quick Specs
Size: 235/40R18
Brand / Model: Falken Azenis RT660+
Season: Summer
Certifications: XL (Extra Load)
Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)
235/40R18 Falken Azenis RT660+ Summer
XL (Extra Load) rating indicated.
How this tire is positioned
235/40R18 Falken Azenis RT660+ is positioned as a summer tire built around a 235 mm section width and 18-inch wheel fitment.
In practical terms, this size combines a 40-series sidewall of about 94 mm with a 18-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 200 A A when provided by the manufacturer.
About the 235/40R18 tire size
The 235/40R18 size breaks down as follows:
235 — tread width in millimetres
40 — sidewall height as a percentage of tread width (approx. 94 mm)
R18 — fits a 18-inch rim
The 235/40R18 size is commonly found on mid-size SUVs, crossovers, and sport sedans. If you’re matching an existing set, confirm the full size marking on your sidewall before ordering.
Key features — Falken Azenis RT660+ in 235/40R18
XL (Extra Load) rating indicated.
UTQG: 200 A A (when provided by manufacturer).
Size: 235/40R18 (fits an 18-inch wheel).
Season category: Summer.
Find tires for your vehicle
Select your year, make, model, and trim to see all compatible tires available for delivery across Ontario and Quebec:
The 235/40R18 size indicates a tread width of 235 mm, a sidewall ratio of 40% (approximately 94 mm tall), and a 18-inch rim diameter. This size is commonly found on mid-size SUVs, crossovers, and sport sedans.
Is the 235/40R18 Falken Azenis RT660+ a Summer tire?
Yes — the 235/40R18 Falken Azenis RT660+ is categorized as a Summer tire.
Is the 235/40R18 Falken Azenis RT660+ 3PMS rated?
The listing for the 235/40R18 Falken Azenis RT660+ does not specify 3PMS certification. Verify with the manufacturer’s specification sheet for confirmation.
Is the 235/40R18 Falken Azenis RT660+ studdable?
The listing for the 235/40R18 Falken Azenis RT660+ does not specify studdable capability. Contact us or check the manufacturer’s documentation for confirmation.
Does the 235/40R18 Falken Azenis RT660+ support run-flat driving?
No — the 235/40R18 Falken Azenis RT660+ is not listed as run-flat.
Is the 235/40R18 Falken Azenis RT660+ an XL (extra load) tire?
Yes — the 235/40R18 Falken Azenis RT660+ carries an XL (extra load) rating, enabling it to handle higher inflation pressures and greater load capacities than a standard-load equivalent.
Can I order the 235/40R18 Falken Azenis RT660+ with delivery to Ontario or Quebec?
Yes — XYZTires ships the 235/40R18 Falken Azenis RT660+ to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).