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33-12.50r18 tires

Thrasher R/T RTD01

Designed for use on light trucks and SUVs such as the Ram 1500, Ford F-150, and Chevrolet Silverado. Light Truck tires are strong enough to support a truck's heavier weight and whatever else is being hauled or towed.

This product is not covered by a manufacturer’s treadlife warranty.

Mileage Warranty

The maximum carrying capacity for a tire determined by the manufacturer.

Load Index

Maximum speed capability to safely carry a load for an extended period of time.

Max Speed

The maximum load carrying strength at the specified inflation pressure, also known as ply rating.

The side of the tire between the tread and rim, with cosmetic branding as well as information about the tire including manufacturer, model, size, etc.

Sidewall

Measured in 32nds of an inch, this metric shows how much tread life is left on a tire, with the tire's traction & stopping capabilities greatly diminished at 4/32nds and less. Tire manufacturers include "tire wear bars" at 2/32nds to indicate when your tire is worn out.

Tread Depth

The highest inflation pressure (measured in pounds of force per square inch, PSI) the tire is designed to contain, and should only be used when called for by the vehicle placard.

Inflation Pressure

An identifier of a particular tire line and size combination assigned by the tire manufacturer.

Part Number

Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.

Tread Design

Tire Weight

The measurement of width from a tires inner sidewall to the outer sidewall.

Section Width

The diameter of a tire that is inflated without any load applied.

Overall Diameter

149 tires available in 33-12.50r18

In Size 33-12.50r18

**Most drivers choose from our top picks**<br />They include the best matches 
                     of this tire size based on popularity, user ratings, and price.

We'll start with our 5 top picks

Consistently rated as excellent by experts with the highest SimpleScore among the top 5 tires.

Top SimpleScore&trade;:

Chosen by our tire experts.

Open Country M/T

Mud Terrain tires offer drivers traction on off-road terrains such as mud, dirt, sand, gravel, and rock, and are commonly used on CUVs, SUVs, light trucks, and jeeps.

The range of widths the rim of the vehicle can be for this tire to be safely mounted on.

Rim Range

With similar, but improved specs to the factory tire

Best match:

Best match to original tire

Ridge Grappler

All-terrain tires offer drivers traction on- and off-road, and are typically used by light truck and SUV drivers who want a tire that's able to climb rocks and perform on the highway.

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33/12.50R18 ironhead Tires

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Ironhead Thrasher R/T RTD01
33x12.50R18LT 122Q F | In stock

Vehicle
Light Truck
Mileage Warranty
N/A
Load Index
3307 lbs (122)

Max Speed
100 MPH (Q)
Load Range
F (12 Ply)
Sidewall
Blackwall
Tread Depth
18/32nds
Inflation Pressure
80 PSI
Part Number
IHRT14K
Tread Design
Asymmetrical
Tire Weight
62.24 lbs
Section Width
12.52"
Overall Diameter
32.52"

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ENDS IN...

33/12.50R18 ironhead Tires

Ironhead Thrasher R/T RTD0133x12.50R18LT 122Q F | In stock

VehicleLight TruckMileage WarrantyN/ALoad Index3307 lbs (122)

Max Speed100 MPH (Q)Load RangeF (12 Ply)SidewallBlackwallTread Depth18/32ndsInflation Pressure80 PSIPart NumberIHRT14KTread DesignAsymmetricalTire Weight62.24 lbsSection Width12.52"Overall Diameter32.52"

Join the SimpleCrew and get exclusive perks.

Did you find what you were looking for?

Ironhead Thrasher R/T RTD01
33x12.50R18LT 122Q F | In stock

Vehicle
Light Truck
Mileage Warranty
N/A
Load Index
3307 lbs (122)

Max Speed
100 MPH (Q)
Load Range
F (12 Ply)
Sidewall
Blackwall
Tread Depth
18/32nds
Inflation Pressure
80 PSI
Part Number
IHRT14K
Tread Design
Asymmetrical
Tire Weight
62.24 lbs
Section Width
12.52"
Overall Diameter
32.52"

Did you find what
you were looking for?