---
product_id: 20475769
title: "Cooper Discoverer STT Pro All-Season LT285/75R16 126/123Q Tire"
brand: "cooper"
price: "¥256731"
currency: JPY
in_stock: true
category: "Cooper"
url: https://www.desertcart.jp/products/20475769-cooper-discoverer-stt-pro-all-season-lt285-75r16-126-123q
store_origin: JP
region: Japan
---

# 32.99 inch diameter All-season off-road traction Armor Tek3 durability tech Cooper Discoverer STT Pro All-Season LT285/75R16 126/123Q Tire

**Brand:** cooper
**Price:** ¥256731
**Availability:** ✅ In Stock

## Summary

> 🛞 Elevate your adventure — unstoppable traction meets rock-solid durability!

## Quick Answers

- **What is this?** Cooper Discoverer STT Pro All-Season LT285/75R16 126/123Q Tire by cooper
- **How much does it cost?** ¥256731 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/20475769-cooper-discoverer-stt-pro-all-season-lt285-75r16-126-123q)

## 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

- • **Year-Round Performance:** All-season rubber compound ensures reliable traction rain or shine.
- • **Heavy-Duty Load Capacity:** Supports up to 3,750 lbs with a robust 10-ply radial construction.
- • **Mud Slingers 2.0 Technology:** Self-cleaning deep trenches keep your grip strong in thick mud.
- • **Unmatched Off-Road Dominance:** Conquer the wild with best-in-class traction and rugged tread design.
- • **Armor Tek3 Sidewall Protection:** Drive fearless over rocks and rough terrain with reinforced durability.

## Overview

The Cooper Discoverer STT Pro LT285/75R16 126/123Q is a premium all-season, off-road tire engineered for extreme terrain. Featuring patented Armor Tek3 sidewall technology, deep mud-slinging tread, and a durable 10-ply radial build, it delivers superior traction and resistance to damage while supporting heavy loads up to 3,750 lbs. Perfect for professionals and enthusiasts who demand rugged performance without compromising on-road handling.

## Description

The Cooper Discoverer STT Pro All-Season LT285/75R16 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 | B017XTU10O |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #39,158 in Automotive ( See Top 100 in Automotive ) #34 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 (1,131) |
| Global Trade Identification Number | 00029142829430, 00291428294304 |
| Included Components | Tire Only |
| Item Diameter | 32.99 inches |
| Item Dimensions | 32.99 x 32.99 x 11.2 inches |
| Item Highlight | Light Truck Mud Terrain All Season Traction 126/123Q Rated E 10 Ply Radial Construction Raised White Letters Tire |
| Item Type Name | Tire |
| Item Weight | 56 pounds |
| Load Capacity | 3750 pounds |
| Load Index | 126 |
| Load Range | E |
| Manufacturer | Cooper |
| Manufacturer Part Number | 170108034 |
| Manufacturer Warranty Description | Standard Limited Warranty |
| Maximum Pressure | 80 psi |
| Model Number | 170108034 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | COOP-90000023636 |
| Ply | 10-Ply |
| Rim Size | 16 inches |
| Rim Width | 9 inches |
| Seasons | Year Round |
| Section Width | 28.5 centimeters |
| Size | LT285/75R16 126/123Q |
| Spare Tire Mounting Location | Front or Rear |
| Speed Rating | Q |
| Tire Aspect Ratio | 75 |
| Tire Diameter | 32.99 |
| Tread Depth | 19 thirty_seconds_inches |
| Tread Type | Non-Directional |
| UPC | 291428294304 029142829430 |
| Unit Count | 1 Count |
| Vehicle Tire ISO Metric Size Description | 285/75R16 |

## Product Details

- **Brand:** Cooper
- **Load Capacity:** 3750 pounds
- **Load Index:** 126
- **Rim Size:** 16 inches
- **Section Width:** 28.5 centimeters
- **Size:** LT285/75R16 126/123Q
- **Speed Rating:** Q
- **Tire Aspect Ratio:** 75
- **Tread Depth:** 19 thirty_seconds_inches
- **Tread Type:** Non-Directional

## Images

![Cooper Discoverer STT Pro All-Season LT285/75R16 126/123Q Tire - Image 1](https://m.media-amazon.com/images/I/81yAZbtaAIL.jpg)

## Available Options

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

## Questions & Answers

**Q: Do these have white letters?**
A: This is going to be an all black sidewall. Thanks!

**Q: are these 10 ply tires?**
A: Listing states 10 ply

**Q: How badly will my MPGs drop with these tires?**
A: I lost almost 20%.  That being said... They are awesome tires.

**Q: Will these fit on a 15x8 wheel?**
A: Hello, 
These will not fit a 15x8 wheel.  This tire fits a15x8.5" to 15x11" wheel. 
Thanks,

## Frequently Bought Together

- Cooper Discoverer STT Pro All-Season LT285/75R16 126/123Q Tire
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- Cooper Discoverer STT Pro All-Season 31X10.50R15LT 109Q Tire

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**Shop now:** [https://www.desertcart.jp/products/20475769-cooper-discoverer-stt-pro-all-season-lt285-75r16-126-123q](https://www.desertcart.jp/products/20475769-cooper-discoverer-stt-pro-all-season-lt285-75r16-126-123q)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-11-03*