Vehicle

Tire type

Featured

Brand

Price

Score

Maximum Load Index

Load Range

Load

Minimum Speed Rating

Speed Rating

Popular Filters

Sidewall types

Run flat

Studded/Studdable

Three-Peak Mountain Snowflake

More filters

Low to High

High to Low

38-15.50r20 tires

Discoverer STT Pro

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.

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

Rim Range

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

Overall Diameter

12 tires available in 38-15.50r20

In Size 38-15.50r20

**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

With similar, but improved specs to the factory tire

Best match:

Best match to original tire

Mud Grappler

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

Save on this  tire today.

Best deal:

Save even more.

Geolandar X-MT

Based on verified customer reviews, this tire has been highly rated.

Top rated:

Best customer reviewed tire.

Most popular among drivers in PA

Best seller:

Go with the best seller

New Mutant X-RT

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.

ENDS IN...

38/15.50R20 cooper Tires

Vehicle

Category

Featured

All

Price Range

SimpleScore™ Range

Maximum Load Index

Load Range

Speed Rating

Minimum Speed Rating

Cooper Discoverer STT Pro
128Q E | In stock

Category
Mud Terrain
Vehicle
Light Truck
Mileage Warranty
N/A

Load Index
3968 lbs (128)
Max Speed
100 MPH (Q)
Load Range
E (10 Ply)
Sidewall
Blackwall
Tread Depth
21/32nds
Inflation Pressure
65 PSI
Part Number
170144006
Tread Design
Symmetrical
Tire Weight
96.31 lbs
Section Width
15.4"
Rim Range
11.00-13.00"
Overall Diameter
37.83"

Join the SimpleCrew and get exclusive perks.

Did you find what
you were looking for?

Fastest option!

(888) 262 1105

service@simpletire.com

ENDS IN...

38/15.50R20 cooper Tires

Cooper Discoverer STT Pro 128Q E | In stock

CategoryMud TerrainVehicleLight TruckMileage WarrantyN/A

Load Index3968 lbs (128) Max Speed100 MPH (Q) Load RangeE (10 Ply) SidewallBlackwall Tread Depth21/32nds Inflation Pressure65 PSI Part Number170144006 Tread DesignSymmetrical Tire Weight96.31 lbs Section Width15.4" Rim Range11.00-13.00" Overall Diameter37.83"

Join the SimpleCrew and get exclusive perks.

Did you find what you were looking for?

Cooper Discoverer STT Pro
128Q E | In stock

Category
Mud Terrain
Vehicle
Light Truck
Mileage Warranty
N/A

Load Index
3968 lbs (128)
Max Speed
100 MPH (Q)
Load Range
E (10 Ply)
Sidewall
Blackwall
Tread Depth
21/32nds
Inflation Pressure
65 PSI
Part Number
170144006
Tread Design
Symmetrical
Tire Weight
96.31 lbs
Section Width
15.4"
Rim Range
11.00-13.00"
Overall Diameter
37.83"

Did you find what
you were looking for?