Additional information

Season

width

profile

diameter

Load Index

Brand

Vehicle Type

Light Truck

Sidewall

Outlined White Letters

Warranty

80000

Min Wheel Width

7

Max Wheel Width

9

Tread Depth

16

3PMS

3PMS

Speed Index

Description

Toyo Open Country AT3 4Runner: Unmatched All Terrain Performance

Toyo Open Country AT3 4Runner: Unmatched All Terrain Performance

If you’re searching for superior tire performance for your 4Runner…the toyo open country at3 4runner might just be your perfect match. This tire isn’t just about getting you from point A to B…it’s about enhancing every mile with the confidence and capability you need. With the Toyo Open Country A/T III 3PMS…these tires stand out for their exceptional performance. Experience the All Terrain…All Weather capabilities that others simply can’t match.

Toyo Open Country A/T III 3PMS|All Terrain|All Weather|Winter…toyo open country at3 4runner…LT275/70R18…tires…tires near me…tire clearance…and tire sale!

The Toyo Open Country A/T III is an all-terrain tire that delivers gripping off-road traction with quiet responsive and predictable on-road handling. Increased wet performance and a durable tread life showcase advances in tread design…construction and all-new tread compounding. The Open Country A/T III provides confident wet braking and handling with a better worn appearance and staggered should lugs and more lateral grooves create more traction on all surfaces including snow.It also has a 65,000 mile tread life warranty for P-Metric and Metric sizes or 55,000 mile for LT Sizes.

The toyo open country at3 4runner is designed for those who demand more from their vehicle. Featuring an aggressive tread pattern and innovative tire technology…these tires provide enhanced traction and durability across various surfaces. Whether you’re navigating icy roads or muddy tracks…the Toyo Open Country A/T III 3PMS designation ensures these tires can handle the elements. They meet the rigorous performance requirements needed for severe snow conditions…truly living up to their reputation as All Weatherwinter tires.

Unique Features of the Toyo Open Country AT3 4Runner

These tires are engineered with cutting edge technology that delivers an outstanding driving experience. The toyo open country at3 4runner incorporates advances like enhanced tread design for improved grip and reduced road noise…making your drive smoother and quieter. Its all terrain construction allows you to transition seamlessly from highways to off-road adventures without hesitation.

Perfect Fit: LT275/70R18 for Optimal Performance

When it comes to finding the right fit…the LT275/70R18 sizing of the toyo open country at3 4runner ensures optimal performance for your vehicle. This size accommodates a range of 4Runner models…providing excellent stability and load-carrying capacity. Whether towing a trailer or commuting…these tires are built to support your active lifestyle. Safety…durability…and performance are balanced perfectly…so you never have to compromise.

Why Choose Toyo Open Country AT3 for Your 4Runner?

Choosing toyo open country at3 4runner means choosing peace of mind. Its reliable performance in all weather conditions adds a layer of safety that every driver deserves. In addition…the long tread life ensures that you won’t have to change your tires frequently…saving you both time and money in the long run. The Toyo Open Country A/T III is crafted for drivers who need dependable performance without sacrificing comfort…even in the harshest driving environments.

For those seeking an all-purpose tire…the toyo open country at3 4runner represents unparalleled quality and resilience…making it a wise investment for your 4Runner. Discover the difference today and explore what these outstanding LT275/70R18 winter tires can truly do for your driving experience.

Detailed specifications

Listed are full spes for this LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather Winter 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 LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather?

LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is positioned as a winter / light truck 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

  • Cold weather traction, snow performance, and Quebec winter tire compliance.
  • Drivers who want a dedicated winter set instead of stretching all seasons into winter.

Double-check if you need

  • Warm weather summer use or maximum tread life in hot conditions.
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: LT275/70R18
  • Brand / Model: Toyo Open Country A/T III – 3PMS All Terrain All Weather
  • Season: Winter
  • Vehicle Type: Light Truck
  • Load / Speed: 125S (Load index 125 supports up to 1650 kg per tire; speed rating S rated up to 180 km/h)
  • Certifications: 3PMSF severe snow service
  • Delivery (Ontario & Quebec): Free shipping • 1–3 business days (Ontario and Quebec)

LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather Winter

The Toyo Open Country A/T III is an all-terrain tire that delivers gripping off-road traction with quiet responsive and predictable on-road handling. Increased wet performance and a durable tread life showcase advances in tread design, construction and all-new tread compounding. The Open Country A/T III provides confident wet braking and handling with a better worn appearance and staggered should lugs and more lateral grooves create more traction on all surfaces including snow. It also has a 80,000km tread life warranty for P-Metric and Metric sizes or 80,000km for LT Sizes.Read Reviews

3PMSF severe snow service rating indicated.

What these tire specs mean

  • Load Index 125 is the tire’s standardized carrying capacity, supporting up to 1650 kg per tire. Use it to confirm the tire meets or exceeds the load rating listed on your vehicle placard.
  • Speed Rating S indicates the tire’s maximum sustained speed capability under proper load and inflation. This is approximately 180 km/h under proper load and inflation.
  • Winter tires are built for cold weather traction and carry 3PMS for severe snow service.
  • 3PMS is the Three Peak Mountain Snowflake symbol, confirming the tire meets recognized severe snow traction performance standards.
  • 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

LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is positioned as a winter tire built around a 275 mm section width and 18-inch wheel fitment.

In practical terms, this size combines a 70-series sidewall of about 193 mm with a 18-inch wheel diameter, which is useful when matching an existing tire size and wheel setup.

Feature wise, this tire indicates 3PMS certification for severe snow service, load index 125 and speed rating S (~180 km/h).

About the LT275/70R18 tire size

The LT275/70R18 size breaks down as follows:

  • 275 — tread width in millimetres
  • 70 — sidewall height as a percentage of tread width (approx. 193 mm)
  • R18 — fits a 18-inch rim

The LT275/70R18 size is commonly found on full size SUVs and light trucks. If you’re matching an existing set, confirm the full size marking on your sidewall before ordering.

Key features — Toyo Open Country A/T III – 3PMS All Terrain All Weather in LT275/70R18

  • 3PMSF severe snow service symbol present.
  • Load/Speed: 125S — load index 125 supports up to 1650 kg per tire, while speed rating S is rated up to 180 km/h.
  • Size: LT275/70R18 (fits an 18-inch wheel).
  • Season category: Winter.
Ontario & Quebec — winter tire information

In Quebec, winter tires are mandatory on all passenger vehicles from December 1 to March 15 under the Highway Safety Code. In Ontario, winter tires are strongly recommended during cold weather months and many insurance providers offer premium discounts for equipped vehicles. The LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is a Winter tire bearing the 3PMSF severe snow service symbol, making it eligible to satisfy Quebec’s winter tire mandate.

Warranty

  • Warranty: 80000
  • This warranty is provided by Toyo and applies subject to normal use and service conditions. Contact us or the manufacturer directly for claim procedures and exclusions.

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 — LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather Winter

What does the LT275/70R18 tire size mean?

The LT275/70R18 size indicates a tread width of 275 mm, a sidewall ratio of 70% (approximately 193 mm tall), and a 18-inch rim diameter. This size is commonly found on full size SUVs and light trucks.

Is the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather a Winter tire?

Yes — the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is categorized as a Winter tire. Winter tires are mandatory in Quebec from December 1 to March 15, and strongly recommended across Ontario during cold weather months.

What does the 125S rating mean on the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather?

On the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather, the service description 125S indicates a load index of 125 and a speed rating of S (approximately 180 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 LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather 3PMS rated?

Yes — winter tires like the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather have the 3PMSF (Three-Peak Mountain Snowflake) symbol for severe snow.

Is the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather studdable?

This tire, LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is not studdable. Contact us for any questions.

Does the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather support run flat driving?

No — the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is not a run flat.

Is the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather an XL (extra load) tire?

No — the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather is not an XL (extra load) tire.

What does speed rating S mean on the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather?

Speed rating S on the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather corresponds to a maximum sustained speed of approximately 180 km/h under full load. Always obey posted speed limits regardless of tire rating.

Can I order the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather with delivery to Ontario or Quebec?

Yes — XYZTires ships the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather to addresses across Ontario and Quebec. Free shipping • 1–3 business days (Ontario and Quebec).

Why buy the LT275/70R18 Toyo Open Country A/T III – 3PMS All Terrain All Weather 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 — Toyo Open Country A/T III – 3PMS All Terrain All Weather