On this page you’ll find the full specifications for this 235/40R18 Toyo Proxes R888R 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: Toyo Proxes R888R
Season: Summer
Certifications: —
Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)
235/40R18 Toyo Proxes R888R Summer
The Toyo Proxes R888R is a next generation race tire engineered for faster lap times and better dry handling. The new asymmetric tread design puts more rubber to the track and increases predictability in braking, acceleration and cornering. The Proxes R888R tire features an R-compound tread that reaches optimal operating temperature quicker and has larger shoulder blocks for extra lateral grip with a wide center rib that improves steering response and stability.
How this tire is positioned
235/40R18 Toyo Proxes R888R 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.
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 — Toyo Proxes R888R in 235/40R18
Size: 235/40R18 (fits an 18-inch wheel).
Season category: Summer.
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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 Toyo Proxes R888R a Summer tire?
Yes — the 235/40R18 Toyo Proxes R888R is categorized as a Summer tire.
Is the 235/40R18 Toyo Proxes R888R 3PMS rated?
The listing for the 235/40R18 Toyo Proxes R888R does not specify 3PMS certification. Verify with the manufacturer’s specification sheet for confirmation.
Is the 235/40R18 Toyo Proxes R888R studdable?
The listing for the 235/40R18 Toyo Proxes R888R does not specify studdable capability. Contact us or check the manufacturer’s documentation for confirmation.
Does the 235/40R18 Toyo Proxes R888R support run-flat driving?
No — the 235/40R18 Toyo Proxes R888R is not listed as run-flat.
Is the 235/40R18 Toyo Proxes R888R an XL (extra load) tire?
The listing for the 235/40R18 Toyo Proxes R888R does not specify XL (extra load). Refer to the manufacturer’s documentation for clarification.
Can I order the 235/40R18 Toyo Proxes R888R with delivery to Ontario or Quebec?
Yes — XYZTires ships the 235/40R18 Toyo Proxes R888R to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).