---
product_id: 553284273
title: "Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire"
brand: "cooper"
price: "€ 2427.90"
currency: EUR
in_stock: false
category: "Cooper"
url: https://www.desertcart.hr/products/553284273-cooper-discoverer-stt-pro-all-season-35x12-50r20lt-121q-tire
store_origin: HR
region: Croatia
---

# 35x12.5 inch aggressive size All-season off-road traction Armor Tek3 sidewall durability Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire

**Brand:** cooper
**Price:** € 2427.90
**Availability:** ❌ Out of Stock

## Summary

> 🛞 Rule Every Terrain with Confidence and Style

## Quick Answers

- **What is this?** Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire by cooper
- **How much does it cost?** € 2427.90 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/553284273-cooper-discoverer-stt-pro-all-season-35x12-50r20lt-121q-tire)

## 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:** Exceptional traction year-round without compromising smooth, quiet on-road performance.
- • **Stone Armor Technology:** Innovative tread channels expel lodged stones, extending tire life and maintaining peak traction.
- • **Confidence-Backed Durability:** 65,000-mile limited warranty ensures long-lasting performance and peace of mind.
- • **Unmatched Off-Road Dominance:** Conquer mud, rocks, and sand with deep Climber Cleats and Mud Slingers 2.0 for relentless grip.
- • **Armor Tek3 Sidewall Protection:** Reinforced sidewalls engineered to resist punctures and abrasions on the toughest terrains.

## Overview

The Cooper Discoverer STT Pro 35X12.50R20LT 121Q is Cooper’s most extreme all-season off-road tire, combining advanced Armor Tek3 sidewall technology and specialized tread designs like Climber Cleats and Mud Slingers 2.0 to deliver superior traction and durability across all terrains. With a 65,000-mile warranty and a smooth, quiet ride on-road, it’s engineered for professionals who demand uncompromising performance and reliability.

## Description

Buy Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B017XTWD0U |
| Aspect Ratio | 12.5 |
| Bolt Pattern (Pitch Circle Diameter) | 1 Decimeters |
| Brand | Cooper |
| Construction | Radial |
| Customer Reviews | 4.6 4.6 out of 5 stars (679) |
| Date First Available | 15 November 2022 |
| Exterior | BSW: Black Side Wall |
| Item Weight | 31.2 Kilograms |
| Item model number | 170128006 |
| Load Index Rating | 121.0 |
| Manufacturer | Cooper |
| Manufacturer Part Number | 170128006 |
| Model | DISCOVERER STT PRO |
| OEM Part Number | 90000023673 |
| Rim Diameter | 20 Inches |
| Rim Width | 10 Inches |
| Section Width | 12.5 Inches |
| Speed Rating | O |
| Tread Depth | 21 32nds |

## Product Details

- **Brand:** Cooper
- **Rim size:** 20 Inches
- **Section width:** 12.5 Inches
- **Size:** 35X12.50R20LT 121Q
- **Tyre aspect ratio:** 12.5

## Images

![Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire - Image 1](https://m.media-amazon.com/images/I/81JGm+U5UUL.jpg)
![Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire - Image 2](https://m.media-amazon.com/images/I/81PIbBCFJeL.jpg)
![Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire - Image 3](https://m.media-amazon.com/images/I/81aQX-ppp2L.jpg)
![Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire - Image 4](https://m.media-amazon.com/images/I/81wPJoHoKWL.jpg)
![Cooper Discoverer STT Pro All-Season 35X12.50R20LT 121Q Tire - Image 5](https://m.media-amazon.com/images/I/81xam6Rzz6L.jpg)

## 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 35X12.50R20LT 121Q Tire
- Mopar Engine Oil Filter - 5083285AA
- Roundrule Xtra All Steel Heavy Duty Premium Trailer Radial Tire-ST235/80R16 235/80/16 235/80-16 129/125M Load Range G LRG 14-Ply BSW Black Side Wall

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**Shop now:** [https://www.desertcart.hr/products/553284273-cooper-discoverer-stt-pro-all-season-35x12-50r20lt-121q-tire](https://www.desertcart.hr/products/553284273-cooper-discoverer-stt-pro-all-season-35x12-50r20lt-121q-tire)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-01-23*