BFGoodrich ALL-Terrain T/A KO3 37X12.50R18LT C ALL Terrain T/A K03
BFGoodrich

ALL-Terrain T/A KO3

37X12.50R18LT C
All-Weather 3PMSF M+S
$366.74/tire $488.99
Set of 4: $1466.96
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.
Visa Mastercard American Express Shipped with DHL

🚚 Standard shipping across the country — delivered with DHL in 2-6 business days. 🔒 SSL-secured checkout.

↩️ Free returns within 30 days — unmounted tires, prepaid label, no return shipping cost.

Specifications

Size37X12.50R18LT C ALL Terrain T/A K03
Width37 mm
Aspect ratio
Rim diameterR18
Load index115
Speed ratingR
Ply rating6
SeasonAll-Weather
Treadwear warranty50,000 miles
Tread depth16/32"
Weight69.22 lbs
Max pressure45 psi
Severe snow (3PMSF)Yes
Run-flatNo

About the BFGoodrich ALL-Terrain T/A KO3

All-Weather All-Terrain Passenger Light Truck/SUV tire.

Features

* Aggressive tread design and open shoulder* M+S Rated* Carries the Three-Peak Mountain Snowflake (3PMSF) symbol* 50,000 Mile Treadwear Limited Warranty

Benefits

* Provide superior traction in rain, mud and light snow* Maximum load carrying capacity and durability* Meets the required performance criteria for Use in Severe Snow Conditions

Understanding the 37X12.50R18LT C size

In the size code 37R18, 37 is the section width in millimetres (about 1.5"). R18 means radial construction on a 18-inch wheel.

The load index 115 means each tire supports up to 2,679 lbs — about 10,716 lbs across a full set of four. The speed symbol R certifies the tire to 106 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 BFGoodrich ALL-Terrain T/A KO3 is built for

The BFGoodrich ALL-Terrain T/A KO3 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 $366.74 per tire, a full set of four costs $1466.96. That sits close to the average for the 32 tires we stock in this size. Backed by a 50,000-mile treadwear warranty, that works out to roughly $29.34 per 1,000 miles across the set.

Frequently asked questions

What does the tire size 37R18 mean?

37 is the section width and R18 indicates radial construction for a 18-inch wheel.

What are the load and speed ratings of the BFGoodrich ALL-Terrain T/A KO3 37X12.50R18LT C?

Its load index of 115 allows up to 2,679 lbs per tire. Its speed rating of R is certified to 106 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 BFGoodrich ALL-Terrain T/A KO3 37X12.50R18LT C tires cost?

A single tire is $366.74 and a set of four is $1466.96, covered by a 50,000-mile treadwear warranty.

Is the BFGoodrich ALL-Terrain T/A KO3 rated for snow?

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

Does the ALL-Terrain T/A KO3 come in other sizes?

Yes — we stock 125 additional ALL-Terrain T/A KO3 sizes besides 37X12.50R18LT C. Fit only a size approved for your vehicle.

Other sizes of this model

Similar tires in 37/R18

Nitto MUD Grappler 37X13.50R18LT D Mud Grappler
Nitto
MUD Grappler
37X13.50R18LT D
$390.00/tire
$1560.00 set of 4