---
product_id: 20544288
title: "Cooper Discoverer STT Pro All-Season LT275/65R20 126/123Q Tire"
brand: "cooper"
price: "¥313595"
currency: JPY
in_stock: true
category: "Cooper"
url: https://www.desertcart.jp/products/20544288-cooper-discoverer-stt-pro-all-season-lt275-65r20-126-123q
store_origin: JP
region: Japan
---

# 34.49 inch diameter - commanding road presence All-season tread - year-round traction mastery Armor Tek3 sidewall tech - ultimate puncture defense Cooper Discoverer STT Pro All-Season LT275/65R20 126/123Q Tire

**Brand:** cooper
**Price:** ¥313595
**Availability:** ✅ In Stock

## Summary

> 🛞 Ready to dominate every mile — no terrain too tough, no season off limits!

## Quick Answers

- **What is this?** Cooper Discoverer STT Pro All-Season LT275/65R20 126/123Q Tire by cooper
- **How much does it cost?** ¥313595 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/20544288-cooper-discoverer-stt-pro-all-season-lt275-65r20-126-123q)

## Best For

- cooper enthusiasts

## Why This Product

- Trusted cooper brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Armor Tek3 reinforced sidewalls resist damage from rocks and rough trails
- • **All-Season Confidence:** Engineered tread design delivers reliable traction rain or shine, mud or snow
- • **Conquer Every Terrain:** Best-in-class off-road grip with Mud Slingers 2.0 & Rock Climber Sidewall tech
- • **Commanding Size & Style:** Massive 34.49-inch diameter and aggressive tread profile for standout rugged looks
- • **Heavy-Duty Load Capacity:** 10-ply radial construction supports up to 3750 lbs with a 100 psi max pressure

## Overview

The Cooper Discoverer STT Pro LT275/65R20 is a premium 10-ply radial all-season tire designed for extreme off-road performance without compromising on-road traction. Featuring patented Armor Tek3 sidewall technology, deep Mud Slingers 2.0 trenches, and Rock Climber sidewall cleats, it delivers superior durability and grip on mud, rocks, and loose terrain. With a 34.49-inch diameter and a 3750 lb load capacity, this tire is engineered for light trucks and SUVs seeking rugged style and year-round reliability.

## Description

The Cooper Discoverer STT Pro All-Season LT275/65R20 E 126Q Tire is the most extreme all-season, off-road tire Cooper offers to date, providing remarkable off-road performance without sacrificing on-road traction. The Discoverer STT Pro tire delivers best-in-class off-road performance, empowering the extreme off-roader to take on the toughest challenges. Patented Armor Tek3 tire technology adds strength to the tire sidewall, providing increased resistance to damage while driving over boulders and uneven, tough terrain. The Discoverer STT Pro comes with rubber formulated to combat shredding and damage from stones and off-road obstacles. The ROCK CLIMBER SIDEWALL gets max traction to help conquer even the toughest obstacles with deep ‘Climber Cleats’ and Flex Grooves built into the side of the tire that grip jagged rocks and power through thick mud. The MUD SLINGERS 2.0 are deep, wide trenches with additional notches throughout the tread combine to give you more grip to power through and help continuously clear thick mud from the tire. The EARTH DIGGERS can tackle tricky terrain with large blocks with alternating mud scoops that forcefully dig into loose dirt, sand or sticky mud. The STONE ARMOR TECHNOLOGY provides the ultimate durability with channels, ridges, and edges designed to help defend against sharp rocks and debris while expelling lodged stones.

## Features

- All-Season Off-Road Traction Tire
- The most extreme all-season, off-road tire Cooper offers to date
- Provides remarkable off-road performance without sacrificing on-road traction
- Tread design helps to prevent stone retention
- Armor Tek3 construction for added tire durability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0178E37MI |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #70,413 in Automotive ( See Top 100 in Automotive ) #69 in Light Truck & SUV All-Terrain & Mud-Terrain Tires |
| Brand Name | Cooper |
| Construction Type | Radial |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,132) |
| Global Trade Identification Number | 00029142829744, 00291428297442 |
| Included Components | Tire Only |
| Item Diameter | 34.49 inches |
| Item Dimensions | 34.49 x 34.49 x 10.9 inches |
| Item Highlight | Light Truck Mud Terrain All Season Traction 126/123Q Rated E 10 Ply Radial Construction Black Sidewall Tire |
| Item Type Name | Tire |
| Item Weight | 62.1 pounds |
| Load Capacity | 3750 pounds |
| Load Index | 126 |
| Load Range | E |
| Manufacturer | Cooper |
| Manufacturer Part Number | 170127006 |
| Manufacturer Warranty Description | Standard Limited Warranty |
| Maximum Pressure | 100 psi |
| Model Number | 170127006 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | COOP-90000023672 |
| Ply | 10-Ply |
| Rim Size | 20 inches |
| Seasons | Year Round |
| Section Width | 27.5 centimeters |
| Size | LT275/65R20 126/123Q |
| Spare Tire Mounting Location | Front or Rear |
| Speed Rating | Q |
| Tire Aspect Ratio | 65 |
| Tire Diameter | 34.49 |
| Tread Depth | 19.5 thirty_seconds_inches |
| Tread Type | Non-Directional |
| UPC | 029142829744 291428297442 |
| Unit Count | 1 Count |
| Vehicle Tire ISO Metric Size Description | LT275/65R20 |

## Product Details

- **Brand:** Cooper
- **Load Capacity:** 3750 pounds
- **Load Index:** 126
- **Rim Size:** 20 inches
- **Section Width:** 27.5 centimeters
- **Size:** LT275/65R20 126/123Q
- **Speed Rating:** Q
- **Tire Aspect Ratio:** 65
- **Tread Depth:** 19.5 thirty_seconds_inches
- **Tread Type:** Non-Directional

## Images

![Cooper Discoverer STT Pro All-Season LT275/65R20 126/123Q Tire - Image 1](https://m.media-amazon.com/images/I/81yAZbtaAIL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Cooper Discoverer STT Pro All-Season LT275/65R20 126/123Q Tire
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**Shop now:** [https://www.desertcart.jp/products/20544288-cooper-discoverer-stt-pro-all-season-lt275-65r20-126-123q](https://www.desertcart.jp/products/20544288-cooper-discoverer-stt-pro-all-season-lt275-65r20-126-123q)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-28*