Ironman
All Country MT-X
37X12.50R20LT F
All-Season
$236.25/tire
$315.00
Set of 4: $945.00
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↩️ Free returns within 30 days — unmounted tires, prepaid label, no return shipping cost.
Specifications
| Size | 37X12.50R20LT F ALL Country MT-X |
|---|---|
| Width | 37 mm |
| Aspect ratio | |
| Rim diameter | R20 |
| Load index | 128 |
| Speed rating | Q |
| Ply rating | 12 |
| Season | All-Season |
|---|---|
| Tread depth | 21/32" |
| Weight | 83.1 lbs |
| Max pressure | 80 psi |
| Severe snow (3PMSF) | No |
| Run-flat | No |
About the Ironman All Country MT-X
Extreme Strength Mud-Terrain Passenger Light Truck/SUV tire.
Features
* Next generation compound and profile design* Innovative tread pattern design* Aggressive buttress and unique shoulder design* Hook shaped center tread block elements and interlocking arrangement
Benefits
* Engineered for maximum performance* Offering excellent off-road traction and versatility for mud, slippery rocks and snow* Offer both functionality and cosmetic appeal while providing an overall quiet ride on paved roads* Promotes excellent off-road traction performance and modern aesthetic appeal
Understanding the 37X12.50R20LT F size
In the size code 37R20, 37 is the section width in millimetres (about 1.5"). R20 means radial construction on a 20-inch wheel.
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 Ironman All Country MT-X is built for
The Ironman All Country MT-X is an all-season tire, balancing dry grip, wet traction and tread life across spring, summer and autumn conditions. It is classified for mud-terrain (m/t) use.
Price and value
At $236.25 per tire, a full set of four costs $945.00. That is about 41% below the average price of the 75 tires we stock in this size.
Frequently asked questions
What does the tire size 37R20 mean?
37 is the section width and R20 indicates radial construction for a 20-inch wheel.
What are the load and speed ratings of the Ironman All Country MT-X 37X12.50R20LT F?
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 Ironman All Country MT-X 37X12.50R20LT F tires cost?
A single tire is $236.25 and a set of four is $945.00.
Does the All Country MT-X come in other sizes?
Yes — we stock 19 additional All Country MT-X sizes besides 37X12.50R20LT F. Fit only a size approved for your vehicle.
Other sizes of this model
31X10.50R15LT C — $119.25
33X12.50R20LT F — $184.50
35X12.50R17LT F — $182.25
35X12.50R18LT F — $192.00
35X12.50R20LT F — $185.25
35X12.50R22LT F — $209.25
37X12.50R17LT F — $201.75
37X13.50R20LT F — $246.00
37X13.50R22LT F — $251.25
LT235/80R17 E — $121.50
LT245/75R17 E — $126.00
LT265/70R17 E — $144.00
LT275/65R18 E — $149.25
LT285/65R18 E — $167.25
LT285/70R17 E — $163.50
LT285/75R16 E — $151.50
LT295/65R20 E — $174.75
LT315/70R17 F — $185.25
LT315/75R16 E — $181.50
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