---
product_id: 585024340
title: "Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire"
brand: "cooper"
price: "A$2191"
currency: AUD
in_stock: false
reviews_count: 4
category: "Cooper"
url: https://www.desertcart.com.au/products/585024340-cooper-discoverer-s-t-maxx-all-season-35x12-50r20lt-121q
store_origin: AU
region: Australia
---

# 35-inch diameter for commanding presence All-season tread for year-round traction 3-ply Armor Tek3 for max durability Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire

**Brand:** cooper
**Price:** A$2191
**Availability:** ❌ Out of Stock

## Summary

> 🛞 Conquer Every Mile with Confidence — Tough Meets Refined

## Quick Answers

- **What is this?** Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire by cooper
- **How much does it cost?** A$2191 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/585024340-cooper-discoverer-s-t-maxx-all-season-35x12-50r20lt-121q)

## 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

- • **Stone Ejector Ribs:** Innovative tread design actively prevents stone retention, protecting your tire and maintaining peak traction.
- • **All-Season Confidence:** Engineered for year-round performance, from wet highways to rocky trails—never compromise your drive.
- • **Quiet On-Road Performance:** Hybrid 4-5 rib tread pattern balances aggressive off-road grip with low noise and smooth highway stability.
- • **Commercial Grade Durability:** Cut and chip resistant compound ensures long-lasting wear, saving you time and money on replacements.
- • **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 35X12.50R20LT 121Q is a premium all-season commercial traction tire designed for light trucks and high-torque vehicles. Featuring a robust 3-ply Armor Tek3 carcass, cut and chip resistant tread compound, and stone ejector ribs, it delivers exceptional durability and traction on both rugged off-road terrain and smooth highways. With a 35-inch diameter and 12.5-inch width, it offers commanding presence and stability, backed by a standard limited warranty and a 4.9-star customer rating.

## 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

![Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 1](https://m.media-amazon.com/images/I/71qXP0bVBUL.jpg)
![Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 2](https://m.media-amazon.com/images/I/71vtnKYPqpL.jpg)
![Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 3](https://m.media-amazon.com/images/I/811HGIqW-rL.jpg)
![Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 4](https://m.media-amazon.com/images/I/811U+XVXhOL.jpg)
![Cooper Discoverer S/T Maxx All-Season 35X12.50R20LT 121Q Tire - Image 5](https://m.media-amazon.com/images/I/911rFQNFvuL.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 Australia*
*Store origin: AU*
*Last updated: 2026-01-26*