Toyo Open Country M/T LT305/55R20 F Open Country M/T
Toyo

Open Country M/T

LT305/55R20 F
All-Season M+S
$409.80/tire $546.40
Set of 4: $1639.20
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

SizeLT305/55R20 F Open Country M/T
Width305 mm
Aspect ratio55
Rim diameterR20
Load index125/122
Speed ratingQ
Ply rating12
SeasonAll-Season
Tread depth19.5/32"
Weight69.9 lbs
Max pressure80 psi
Severe snow (3PMSF)No
Run-flatNo

About the Toyo Open Country M/T

All-Season Mud-Terrain Passenger Light Truck tire.

Features

* Aggressive tread design with hook-shaped blocks* Open, scalloped shoulder blocks* Over-the-shoulder tread* Deep siping in the tread blocks* High turn-up, 3-ply polyester casing* Toyo Tires' Limited Warranty* 500 Mile Trial Offer

Benefits

* Delivers excellent off-road traction and great on-road performance* Bite into the ground and help to eject mud, snow, and rocks while maintaining off-road traction* Provides additional forward traction in deep mud and snow* Help maintain grip on wet surfaces* Strengthens tire to provide excellent handling and durability while maintaining proper load capacity

Understanding the LT305/55R20 F size

In the size code 305/55R20, 305 is the section width in millimetres (about 12"). 55 is the aspect ratio — the sidewall height is 55% of the width, or roughly 167.8 mm. R20 means radial construction on a 20-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 M/T is built for

The Toyo Open Country M/T is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It carries an M+S (mud and snow) marking for light winter service. It is classified for mud-terrain (m/t) use.

Price and value

At $409.80 per tire, a full set of four costs $1639.20. That is about 19% above the average of the 62 tires we stock in this size, reflecting its position in the range.

Frequently asked questions

What does the tire size 305/55R20 mean?

305 is the section width in millimetres, 55 is the aspect ratio (sidewall height as a percentage of width, about 167.8 mm), and R20 indicates radial construction for a 20-inch wheel. Overall diameter is approximately 33.2 inches.

What are the load and speed ratings of the Toyo Open Country M/T LT305/55R20 F?

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 M/T LT305/55R20 F tires cost?

A single tire is $409.80 and a set of four is $1639.20.

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

Yes — we stock 83 additional Open Country M/T sizes besides LT305/55R20 F. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 305/55R20