Toyo Open Country C/T LT275/70R18 E Open Country C/T
Toyo

Open Country C/T

LT275/70R18 E
All-Weather 3PMSF M+S
$283.65/tire $378.20
Set of 4: $1134.60
Minimum order: 4 tires (sizes can be mixed) ? Selling in sets of 4 is how we keep our prices this low — and a matching set keeps your car balanced and safe.
Most drivers replace all four for even wear and handling.
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Specifications

SizeLT275/70R18 E Open Country C/T
Width275 mm
Aspect ratio70
Rim diameterR18
Load index125/122
Speed ratingQ
Ply rating10
SeasonAll-Weather
Tread depth18.4/32"
Weight61.8 lbs
Max pressure80 psi
Severe snow (3PMSF)Yes
Run-flatNo

About the Toyo Open Country C/T

All-Weather All-Terrain Commercial Grade Light Truck tire. Pinned for Studs.

Features

* Natural rubber blended compound* Deep grooves and stone ejectors* Aggressive sidewall and buttress* Dual angle shoulder blocks and open shoulder grooves* 3-ply high turn-up construction* Open notches and deep sipes* Pinned for (#15) studs* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol

Benefits

* Resists cutting, chipping and stone drilling while remaining flexible in cold for enhanced grip and traction in extreme winter conditions* Dislodge stones that may penetrate tread* For tough looks and even tougher performance in dirt, mud or snow* Enhance traction in wet, snow, mud and rutted roads* Exceptional bruise resistance for superior traction and steering response with increased stability and durability* For optimal snow and ice traction* Meets the required performance criteria for Use in Severe Snow Conditions

Understanding the LT275/70R18 E size

In the size code 275/70R18, 275 is the section width in millimetres (about 10.8"). 70 is the aspect ratio — the sidewall height is 70% of the width, or roughly 192.5 mm. R18 means radial construction on a 18-inch wheel, giving an approximate overall diameter of 33.2".

The load index 125 means each tire supports up to 3,638 lbs — about 14,552 lbs across a full set of four. The speed symbol Q certifies the tire to 99 mph under its rated load. Always match or exceed the load index and speed rating listed on your vehicle's door-jamb placard.

What the Toyo Open Country C/T is built for

The Toyo Open Country C/T is an all-weather tire — a year-round option certified for severe snow service, so it can stay on the vehicle through winter. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it passed a standardised severe-snow traction test. It is classified for all-terrain (a/t) use.

Price and value

At $283.65 per tire, a full set of four costs $1134.60. That is about 17% above the average of the 105 tires we stock in this size, reflecting its position in the range.

Frequently asked questions

What does the tire size 275/70R18 mean?

275 is the section width in millimetres, 70 is the aspect ratio (sidewall height as a percentage of width, about 192.5 mm), and R18 indicates radial construction for a 18-inch wheel. Overall diameter is approximately 33.2 inches.

What are the load and speed ratings of the Toyo Open Country C/T LT275/70R18 E?

Its load index of 125 allows up to 3,638 lbs per tire. Its speed rating of Q is certified to 99 mph. Check your door-jamb placard and do not fit a tire rated below the vehicle's requirement.

How much does a set of 4 Toyo Open Country C/T LT275/70R18 E tires cost?

A single tire is $283.65 and a set of four is $1134.60.

Is the Toyo Open Country C/T rated for snow?

Yes. It carries the three-peak mountain snowflake (3PMSF) symbol, meaning it met a standardised severe snow traction test.

Does the Open Country C/T come in other sizes?

Yes — we stock 26 additional Open Country C/T sizes besides LT275/70R18 E. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 275/70R18