---
product_id: 20475751
title: "Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire"
brand: "cooper"
price: "¥282871"
currency: JPY
in_stock: true
category: "Cooper"
url: https://www.desertcart.jp/products/20475751-cooper-discoverer-stt-pro-all-season-lt275-70r18-125-122p
store_origin: JP
region: Japan
---

# 33.31-inch diameter for commanding presence All-season tread for year-round traction Armor Tek3 sidewall tech for ultimate durability Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire

**Brand:** cooper
**Price:** ¥282871
**Availability:** ✅ In Stock

## Summary

> 🛞 Elevate your off-road game with unstoppable all-season toughness!

## Quick Answers

- **What is this?** Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire by cooper
- **How much does it cost?** ¥282871 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/20475751-cooper-discoverer-stt-pro-all-season-lt275-70r18-125-122p)

## 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

- • **All-Season Versatility:** Engineered to deliver exceptional traction on wet, dry, muddy, or snowy roads without compromise.
- • **Stone Armor Technology:** Innovative tread channels expel stones and debris, extending tire life and maintaining peak performance.
- • **Heavy-Duty Load Capacity:** Supports up to 3,640 lbs with an 80 psi max pressure rating, perfect for demanding light trucks and SUVs.
- • **Unmatched Off-Road Dominance:** Conquer rugged terrains with deep Climber Cleats and Mud Slingers 2.0 for relentless grip.
- • **Armor Tek3 Sidewall Protection:** Reinforced 10-ply radial construction resists punctures and sidewall damage on the toughest trails.

## Overview

The Cooper Discoverer STT Pro LT275/70R18 is a premium 10-ply radial tire designed for extreme all-season off-road performance. Featuring patented Armor Tek3 sidewall technology, Stone Armor tread design, and specialized mud and rock gripping elements, it delivers superior durability and traction across diverse terrains. Rated for heavy loads up to 3,640 lbs and optimized for year-round use, this tire is the ultimate choice for serious off-road enthusiasts who refuse to compromise on-road capability.

## Description

The Cooper Discoverer STT Pro All-Season LT275/70R18 125P 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 | B017XTUEHY |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #35,062 in Automotive ( See Top 100 in Automotive ) #27 in Light Truck & SUV All-Terrain & Mud-Terrain Tires |
| Brand | Cooper |
| Brand Name | Cooper |
| Construction Type | Radial |
| Customer Reviews | 4.6 out of 5 stars 1,132 Reviews |
| Global Trade Identification Number | 00029142829461, 00029142901860, 00291428294618 |
| Included Components | Tire Only |
| Item Diameter | 33.31 inches |
| Item Dimensions | 33.31 x 33.31 x 11.3 inches |
| Item Highlight | Light Truck Mud Terrain All Season Traction 125/122P Rated E 10 Ply Radial Construction Raised White Letters Tire |
| Item Type Name | Tire |
| Item Weight | 60.2 pounds |
| Load Capacity | 3640 pounds |
| Load Index | 125 |
| Load Range | E |
| Manufacturer | Cooper |
| Manufacturer Part Number | 170111034 |
| Manufacturer Warranty Description | Standard Limited Warranty |
| Maximum Pressure | 80 psi |
| Model Number | 170111034 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | 9031609 |
| Ply | 10-Ply |
| Rim Size | 18 inches |
| Seasons | Year Round |
| Section Width | 27.5 centimeters |
| Size | LT275/70R18 125/122P |
| Spare Tire Mounting Location | Front or Rear |
| Speed Rating | P |
| Tire Aspect Ratio | 70 |
| Tire Diameter | 33.31 |
| Tread Depth | 20 thirty_seconds_inches |
| Tread Type | Non-Directional |
| UPC | 029142829461 291428294618 029142901860 |
| Unit Count | 1 Count |
| Vehicle Tire ISO Metric Size Description | 275/70R18 |

## Product Details

- **Brand:** Cooper
- **Load Capacity:** 3640 pounds
- **Load Index:** 125
- **Rim Size:** 18 inches
- **Section Width:** 27.5 centimeters
- **Size:** LT275/70R18 125/122P
- **Speed Rating:** P
- **Tire Aspect Ratio:** 70
- **Tread Depth:** 20 thirty_seconds_inches
- **Tread Type:** Non-Directional

## Images

![Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire - Image 1](https://m.media-amazon.com/images/I/81yAZbtaAIL.jpg)
![Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire - Image 2](https://m.media-amazon.com/images/I/81I28TchhBL.jpg)
![Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire - Image 3](https://m.media-amazon.com/images/I/81xvHD9ODOL.jpg)
![Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire - Image 4](https://m.media-amazon.com/images/I/91YhnE1-VBL.jpg)
![Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire - Image 5](https://m.media-amazon.com/images/I/51giAMFQoeL.jpg)

## Available Options

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

## Frequently Bought Together

- Cooper Discoverer STT Pro All-Season LT275/70R18 125/122P Tire
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**Shop now:** [https://www.desertcart.jp/products/20475751-cooper-discoverer-stt-pro-all-season-lt275-70r18-125-122p](https://www.desertcart.jp/products/20475751-cooper-discoverer-stt-pro-all-season-lt275-70r18-125-122p)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-12*