Additional information

Season

width

profile

diameter

Load Index

Speed Index

Brand

Vehicle Type

Passenger

Sidewall

Black Sidewall

Warranty

105000

Min Wheel Width

8

Max Wheel Width

9.5

Tread Depth

9

EV Compatible

EV Compatible

uTQG

540 A B

XL

XL

Detailed specifications

Listed are full spes for this 255/45R20 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 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

255/45R20 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)OutofstockOntario & 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.
  • Fitments that require XL (extra load) capacity.
  • 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: 255/45R20
  • Brand / Model: Continental ProContact RX – All Season EV Compatible Run-Flat Touring
  • Season: All Season
  • Vehicle Type: Passenger
  • EV Compatible: Yes
  • Load / Speed: 105T (Load index 105 supports up to 925 kg per tire; speed rating T rated up to 190 km/h)
  • Certifications: XL (Extra Load)
  • Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)

255/45R20 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 90,000km tread life warranty for T and H rated sizes, 70,000km for V rated sizes or a 65,000km for W rated sizes.

XL (Extra Load) rating supports higher inflation pressure and carrying capacity than standard load tires.

What these tire specs mean

  • Load Index 105 is the tire’s standardized carrying capacity, supporting up to 925 kg per tire. Use it to confirm the tire meets or exceeds the load rating listed on your vehicle placard.
  • Speed Rating T indicates the tire’s maximum sustained speed capability under proper load and inflation. This is approximately 190 km/h under proper load and inflation.
  • UTQG 540 A B 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.
  • XL means Extra Load. These tires are designed to carry higher loads at higher inflation pressures than a standard load tire in the same size, which matters for heavier vehicles, loaded vehicles, or factory fitments that require XL.
  • 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

255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is positioned as a all season / all season – grand touring tire built around a 255 mm section width and 20-inch wheel fitment.

In practical terms, this size combines a 45-series sidewall of about 115 mm with a 20-inch wheel diameter, which is useful when matching an existing tire size and wheel setup.

Feature wise, this tire indicates an XL extra load rating, load index 105 and speed rating T (~190 km/h), UTQG 540 A B when provided by the manufacturer.

About the 255/45R20 tire size

The 255/45R20 size breaks down as follows:

  • 255 — tread width in millimetres
  • 45 — sidewall height as a percentage of tread width (approx. 115 mm)
  • R20 — fits a 20-inch rim

The 255/45R20 size is commonly found on luxury sedans and performance vehicles. 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 255/45R20

  • XL (Extra Load): designed for higher load capacity at higher inflation pressure than standard load tires.
  • EV compatible design.
  • UTQG: 540 A B — treadwear, traction, and temperature grading to help compare similar tires.
  • Load/Speed: 105T — load index 105 supports up to 925 kg per tire, while speed rating T is rated up to 190 km/h.
Quebec winter tire mandate — note for all season tires

Quebec requires winter tires from December 1 to March 15. The 255/45R20 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: 105000
  • 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 255/45R20 tires

Examples from our vehicle fitment lookup include:

  • 2024 BMW 750e
  • 2023–2024 BMW 740i
  • 2023–2024 BMW 760i
  • 2023–2024 BMW i7
  • 2023–2024 Genesis GV60
  • 2023–2024 Lexus RZ
  • 2023–2024 Maserati Grecale
  • 2023–2024 Mercedes-Benz EQE350
  • 2023–2024 Mercedes-Benz EQE500
  • 2023–2024 Mercedes-Benz EQS580
More vehicles that use this size
  • 2023–2024 Nissan Ariya
  • 2022–2024 Audi Q4 e-tron
  • 2022–2024 Hyundai Ioniq 5
  • 2022–2024 Infiniti QX55
  • 2022–2024 Kia EV6
  • 2022–2024 Mercedes-Benz EQS450
  • 2022–2024 Mitsubishi Outlander
  • 2021–2024 Hyundai Santa Fe
  • 2021–2024 Kia Sorento
  • 2021–2024 Volkswagen ID.4

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 — 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring All Season

What does the 255/45R20 tire size mean?

The 255/45R20 size indicates a tread width of 255 mm, a sidewall ratio of 45% (approximately 115 mm tall), and a 20-inch rim diameter. This size is commonly found on luxury sedans and performance vehicles.

Is the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring an All Season tire?

Yes — the 255/45R20 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 105T rating mean on the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

On the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring, the service description 105T indicates a load index of 105 and a speed rating of T (approximately 190 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 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring 3PMS rated?

No — the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not listed as 3PMS rated.

Is the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring studdable?

This tire, 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not studdable. Contact us for any questions.

Does the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring support run flat driving?

No — the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring is not a run flat.

Is the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring an XL (extra load) tire?

Yes — the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring carries an XL (extra load) rating, enabling it to handle higher inflation pressures and greater load capacities than a standard load equivalent.

What does speed rating T mean on the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring?

Speed rating T on the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring corresponds to a maximum sustained speed of approximately 190 km/h under full load. Always obey posted speed limits regardless of tire rating.

Can I order the 255/45R20 Continental ProContact RX – All Season EV Compatible Run-Flat Touring with delivery to Ontario or Quebec?

Yes — XYZTires ships the 255/45R20 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 255/45R20 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