235/40R18 Continental ProContact RX

$342.00

235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring

In stock

Additional information

Season

width

profile

diameter

Load Index

Brand

Vehicle Type

Passenger

Sidewall

Black Sidewall

Warranty

72000

Min Wheel Width

8

Max Wheel Width

9.5

Tread Depth

9

EV Compatible

EV Compatible

uTQG

400 A A

RunFlat

Run Flat

Speed Index

Detailed specifications

Listed are full spes for this 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring All Season tire — including load/speed ratings, certifications (3PMS / studdable / run-flat / XL), UTQG treadwear/traction/temperature grading, and shipping details for Ontario and Quebec.

Why choose the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is positioned as a all season / all season – grand touring / passenger fitment tire with clear Ontario and Quebec delivery details.

Free shipping • 1–3 business days (Ontario and Quebec)In stockOntario & Quebec delivery focusSpecs, fitment notes, and FAQ on page

Best fit if you want

  • Mild year round driving, daily commuting, and comfort focused use.
  • Drivers who use separate winter tires for Quebec winter months or severe cold.
  • Vehicles designed for run flat tires with a working TPMS system.
  • EV fitments where tire load, torque, rolling resistance, and noise can matter more.

Double-check if you need

  • Quebec winter tire compliance unless the exact tire also carries the 3PMS symbol.
Buying optionWhat to compare
Lowest sticker price tiresCheck shipping, stock status, delivery timing, and whether the final landed cost is still lower after checkout.
XYZTires.comAssist with fitment context, Ontario/Quebec free delivery, and product specific FAQ.

Quick Specs

  • Size: 235/40R18
  • Brand / Model: Continental ProContact RX – All Season EV Compatible Run-Flat Touring
  • Season: All Season
  • Vehicle Type: Passenger
  • EV Compatible: Yes
  • Load / Speed: 91V (Load index 91 supports up to 615 kg per tire; speed rating V rated up to 240 km/h)
  • Certifications: Run flat
  • Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)

235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring

Category: All Season – Grand Touring

The Continental ProContact RX is an all-season grand touring tire that performs well in most driving environments including light snow. They come as original equipment on some performance sedans and coupes providing excellent traction, braking and fuel efficiency. ProContact RX tires provide solid steering performance, dependable handling and durability year round making it a balanced choice for uncompromised comfort and savings. It also has a 70,000km tread life warranty for T and H rated sizes, 70,000km for V rated sizes or a 70,000km for W rated sizes.

Run flat design allows you to still drive a short distance despite having a puncture. Must be used with a compatible vehicle and TPMS.

What these tire specs mean

  • Load Index 91 is the tire’s standardized carrying capacity, supporting up to 615 kg per tire. Use it to confirm the tire meets or exceeds the load rating listed on your vehicle placard.
  • Speed Rating V indicates the tire’s maximum sustained speed capability under proper load and inflation. This is approximately 240 km/h under proper load and inflation.
  • UTQG 400 A A is the manufacturer treadwear, traction, and temperature grading system. It is useful for comparing tires from the same brand, but it should not be treated as an exact mileage promise.
  • All Season tires are made for mild year round driving, but they generally do not meet Quebec winter tire requirements unless they also carry 3PMS.
  • Run flat tires can temporarily support the vehicle after pressure loss, allowing you to keep control and drive a limited distance to service. Note that they require a compatible vehicle setup and a working TPMS system.
  • EV Compatible means the tire is marked as suitable for electric vehicles, where load, torque, rolling resistance, and noise can matter more.
  • Vehicle Type helps identify whether the tire is intended for passenger, light truck, commercial, or similar service categories.
  • Warranty coverage is manufacturer backed and depends on normal use, proper maintenance, rotation, inflation, and alignment conditions.

How this tire is positioned

235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is positioned as a all season / all season – grand touring 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 tire indicates run flat construction, load index 91 and speed rating V (~240 km/h), UTQG 400 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 — Continental ProContact RX – All Season EV Compatible Run-Flat Touring in 235/40R18

  • Run flat: built to support temporary driving after pressure loss on compatible vehicles with TPMS.
  • EV compatible design.
  • UTQG: 400 A A — treadwear, traction, and temperature grading to help compare similar tires.
  • Load/Speed: 91V — load index 91 supports up to 615 kg per tire, while speed rating V is rated up to 240 km/h.
Quebec winter tire mandate — note for all season tires

Quebec requires winter tires from December 1 to March 15. The 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is an all season tire — standard all-season tires generally do not satisfy Quebec’s mandatory winter tire requirement unless they carry the 3PMS symbol. Consider a dedicated winter or all weather tire for Quebec driving.

Warranty

  • Warranty: 72000
  • This warranty is provided by Continental and applies subject to normal use and service conditions. Contact us or the manufacturer directly for claim procedures and exclusions.

Vehicles that commonly use 235/40R18 tires

Examples from our vehicle fitment lookup include:

  • 2023–2024 Acura Integra
  • 2023–2024 Toyota GR Corolla
  • 2021–2024 Hyundai Elantra
  • 2020–2024 Cadillac CT4
  • 2020 Cadillac CT4-V
  • 2020–2021 Mercedes-Benz A35 AMG
  • 2020–2024 Mercedes-Benz CLA35
  • 2017–2024 Honda Civic
  • 2017–2020 Mercedes-Benz SLC43
  • 2016–2019 Mercedes-Benz CLA250
More vehicles that use this size
  • 2016 Volvo S80
  • 2015–2021 Alfa Romeo 4C
  • 2015–2017 Mercedes-Benz E400
  • 2015–2018 Volvo V60
  • 2014–2019 Mercedes-Benz CLA45
  • 2013–2016 Mercedes-Benz SLK55
  • 2012–2018 Ford Focus
  • 2011–2018 Volvo S60
  • 2010–2017 Mercedes-Benz E 550
  • 2010–2015 Mercedes-Benz E350

Find tires for your vehicle

Select your year, make, model, and trim to see all compatible tires available for delivery across Ontario and Quebec:

Frequently asked questions — 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring All Season

What does the 235/40R18 tire size mean?

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 Continental ProContact RX – All Season EV Compatible Run-Flat Touring an All Season tire?

Yes — the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is categorized as an All Season tire. Standard all-season tires are designed for year round use in mild conditions but do not satisfy Quebec’s mandatory winter tire requirement unless they carry the 3PMS symbol.

What does the 91V rating mean on the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

On the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring, the service description 91V indicates a load index of 91 and a speed rating of V (approximately 240 km/h). The load index is the tire’s standardized carrying capacity, while the speed rating is the maximum sustained speed under proper load and inflation. Always match or exceed your vehicle manufacturer’s required load and speed ratings.

Is the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring 3PMS rated?

No — the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not listed as 3PMS rated.

Is the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring studdable?

This tire, 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not studdable. Contact us for any questions.

Does the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring support run flat driving?

Yes — the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is listed as a run flat tire. Run flat tires require a compatible vehicle with a functioning Tire Pressure Monitoring System (TPMS).

Is the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring an XL (extra load) tire?

No — the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not an XL (extra load) tire.

What does speed rating V mean on the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

Speed rating V on the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring corresponds to a maximum sustained speed of approximately 240 km/h under full load. Always obey posted speed limits regardless of tire rating.

Can I order the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring with delivery to Ontario or Quebec?

Yes — XYZTires ships the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).

Why buy the 235/40R18 Continental ProContact RX – All Season EV Compatible Run-Flat Touring from XYZTires if another tire looks cheaper?

A lower sticker price is only one part of the tire purchase. Compare the final delivered cost, shipping time, stock status, fitment details, and whether the tire category matches how you drive. XYZTires focuses on clear Ontario and Quebec delivery details, product specifications, and fitment context so you can compare the real delivered value, not just the first price you see.

Other available sizes — Continental ProContact RX – All Season EV Compatible Run-Flat Touring