---
product_id: 585024340
title: "Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire"
brand: "cooper"
price: "€ 1177.92"
currency: EUR
in_stock: true
reviews_count: 4
category: "Cooper"
url: https://www.desertcart.ie/products/585024340-discoverer-s-t-maxx-all-season-35x12-50r20lt-121q-tire
store_origin: IE
region: Ireland
---

# 35-inch diameter for commanding presence All-season traction, rain or shine 3-ply Armor Tek3 for max durability Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire

**Brand:** cooper
**Price:** € 1177.92
**Availability:** ✅ In Stock

## Summary

> 🛞 Conquer every road, every season — because your ride deserves the Maxx edge!

## Quick Answers

- **What is this?** Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire by cooper
- **How much does it cost?** € 1177.92 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/585024340-discoverer-s-t-maxx-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

- • **Quiet Highway Ride:** Hybrid 4-5 rib tread pattern balances aggressive off-road traction with low noise and smooth on-road handling.
- • **Stone Ejector Ribs:** Innovative tread design actively prevents stone retention, reducing wear and tear for longer tire life.
- • **All-Season Confidence:** Engineered for year-round performance, ensuring stability and grip on wet, dry, or rocky surfaces.
- • **Commercial Grade Durability:** Cut and chip resistant tread compound built to withstand rugged off-road challenges without compromise.
- • **Maxx Toughness, Maxx Traction:** 3-ply Armor Tek3 construction delivers unmatched sidewall and tread strength for the harshest terrains.

## Overview

The Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire is a commercial-grade, 3-ply Armor Tek3 constructed tire designed for light trucks and high-torque vehicles. It offers exceptional durability with cut and chip resistant tread, stone ejector ribs to prevent debris retention, and a hybrid tread pattern that ensures stable, quiet performance on highways and rugged off-road terrain year-round.

## Description

When the going gets tough, you need a tire equipped to handle rough terrain. The Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire provides, long, even wear when you’re on the highway and excellent performance during all seasons, on or off road. The Cooper Discoverer S/T Maxx features Cooper’s proven and reliable 3-ply Armor-Tek3 carcass construction combined with a proprietary cut and chip resistant tread compound. With that combination along with its modern hybrid 4-5 rib tread design and unique tread features, the S/T Maxx is destined to be a commercial grade traction tire that will perform in the toughest terrains while retaining remarkable on-road traction, stability and low noise characteristics. The Discoverer S/T Maxx is designed for commercial light truck and high-powered torque vehicles. Cooper's proven, class-leading 3-ply Armor-Tek3 construction contributes to the durability of the S/T Maxx by adding strength to the sidewall and tread area. A unique angled ply construction absorbs and helps dissipate tire impact forces that can damage a tire in harsh off-road conditions. Stone ejector ribs help discharge debris and resist stone retention. The Cooper Discoverer S/T Maxx is Maxx Toughness, Maxx Traction... No Compromises!

Review: These look great on my truck and no road noise. I have already used them in light snow (6") and they did well.
Review: Purchased these in 35-12.50r20. Balanced perfectly, smooth ride, performs well in snow and rain. Will buy again.

## Features

- All-Season Commercial Traction Tire
- Designed for tough terrain, including rocks and gravel, with on-road stability and performance
- Tread design helps to prevent stone retention
- Armor Tek3 construction for added tire durability
- Cut and chip resistant tread compound/composition
- Tires are studdable
- Standard Limited Warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0792HR2S8 |
| Aspect Ratio | 125 |
| Brand | Cooper |
| Construction | Radial |
| Customer Reviews | 4.9 4.9 out of 5 stars (9) |
| Date First Available | 16 January 2018 |
| Exterior | BSW: Black Side Wall |
| Item Weight | 30.8 Kilograms |
| Item model number | 170081004 |
| Load Index Rating | 121.0 |
| Manufacturer | Cooper Tire & Rubber Co. |
| Manufacturer Part Number | 170081004 |
| Model | DISCOVERER S/T MAXX |
| Rim Diameter | 20 Inches |
| Rim Width | 10 Inches |
| Section Width | 12.5 Inches |
| Special Features | tread_wear_indicator |
| Speed Rating | Q |
| Tread Depth | 14.7 Inches |

## Product Details

- **Brand:** Cooper
- **Rim size:** 20 Inches
- **Section width:** 12.5 Inches
- **Size:** 35X12.50R20LT 121Q
- **Tyre aspect ratio:** 125

## Images

![Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 1](https://m.media-amazon.com/images/I/811U+XVXhOL.jpg)

## Questions & Answers

**Q: are these E rated 10 ply tires?**
A: Cooper Discoverer S/T MAXX Radial Tire - 255/85R16 123Q - B00MXNLQEG. The load range is E (10 Ply). 
If you have any additional questions, please feel free contact to us.
Thank you for choosing Wheels Depot

**Q: La llanta viene con todo y ring ho solo es la llanta**
A: Hi! This listing is for the tire only. The rim is not included. We hope that helps!

**Q: What is the load range.  The web site for discover tire says it is a range E**
A: Yes, they are a load range E tire.

**Q: Is the price for the set?**
A: The prices are for a single tire. You will find different prices as different third-party sellers in Amazon get them from different distributors and they have different tiers in pricing from manufacture or distributor. Thus the price range difference. Hope the information helps you make a better decision. We are always here to help, give us a call 502GETTIRE or message us. we are more than glad to work with your budget and need.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by I***R on 24 December 2025*

These look great on my truck and no road noise. I have already used them in light snow (6") and they did well.

### ⭐⭐⭐⭐⭐ Review
*by B***K on 28 January 2025*

Purchased these in 35-12.50r20. Balanced perfectly, smooth ride, performs well in snow and rain. Will buy again.

### ⭐⭐⭐⭐⭐ Review
*by A***Y on 11 March 2025*

Great tires with good traction

## Frequently Bought Together

- Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire
- Cooper Cobra Radial G/T All-Season P235/60R15 98T Tire
- Veteran Tire and Rubber TR-416-S 1" Outer Mount Metal Valve Stem (4 Pack)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-19*