--- product_id: 171424511 title: "Cooper Discoverer S/T Maxx All-Season LT285/60R20 125/122Q Tire" brand: "cooper" price: "Β₯290356" currency: JPY in_stock: true category: "Cooper" url: https://www.desertcart.jp/products/171424511-cooper-discoverer-s-t-maxx-all-season-lt285-60r20-125 store_origin: JP region: Japan --- # 10-ply Armor-Tek3 durability Stone ejector ribs prevent retention All-season traction & stability Cooper Discoverer S/T Maxx All-Season LT285/60R20 125/122Q Tire **Brand:** cooper **Price:** Β₯290356 **Availability:** βœ… In Stock ## Summary > πŸ›ž Ready to dominate every mile β€” toughness that won’t quit! ## Quick Answers - **What is this?** Cooper Discoverer S/T Maxx All-Season LT285/60R20 125/122Q Tire by cooper - **How much does it cost?** Β₯290356 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/171424511-cooper-discoverer-s-t-maxx-all-season-lt285-60r20-125) ## 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 - β€’ **Conquer Any Terrain:** Hybrid 4-5 rib tread design with cut and chip resistant compound excels on rocks, gravel, and highways alike. - β€’ **Stone-Free Confidence:** Innovative stone ejector ribs actively prevent debris retention, reducing wear and tear. - β€’ **Year-Round Performance:** Engineered for all-season use, ensuring reliable traction and low noise on wet, dry, or snowy roads. - β€’ **Heavy-Duty Load Capacity:** Supports up to 3,640 lbs with an 80 psi max pressure rating, perfect for light trucks and high-torque vehicles. - β€’ **Maxx Toughness, Maxx Traction:** 10-ply Armor-Tek3 construction delivers unmatched sidewall and tread strength for commercial-grade durability. ## Overview The Cooper Discoverer S/T Maxx LT285/60R20 125/122Q is a premium all-season, commercial-grade tire featuring 10-ply Armor-Tek3 radial construction for superior durability. Its hybrid tread design and cut-resistant compound provide exceptional traction on rough terrain and highways alike, while stone ejector ribs minimize debris retention. Rated for heavy loads up to 3,640 lbs and optimized for year-round performance, this tire is engineered to deliver stability, low noise, and long-lasting wear for light trucks and high-powered torque vehicles. ## Description When the going gets tough, you need a tire equipped to handle rough terrain. The Cooper Discoverer S/T Maxx All-Season LT285/60R20 125Q 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! ## 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 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01N0FEJIM | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #127,587 in Automotive ( See Top 100 in Automotive ) #122 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 (319) | | Global Trade Identification Number | 00029142870876 | | Included Components | Tire Only | | Item Diameter | 33.62 inches | | Item Dimensions | 32.8 x 32.8 x 10.7 inches | | Item Highlight | Light Truck All Terrain All Season Traction 125/122Q Rated E (10 Ply) Radial Construction Black Sidewall Tire | | Item Type Name | Tire | | Item Weight | 62.8 pounds | | Load Capacity | 3640 pounds | | Load Index | 125 | | Load Range | E | | Manufacturer | Cooper | | Manufacturer Part Number | 170095004 | | Manufacturer Warranty Description | Standard Limited Warranty | | Maximum Pressure | 80 psi | | Model Number | 170095004 | | OEM Equivalent Part Number | 170095004 | | Ply | 10-Ply | | Rim Size | 20 inches | | Seasons | Year Round | | Section Width | 28.5 centimeters | | Size | LT285/60R20 125/122Q | | Speed Rating | Q | | Tire Aspect Ratio | 60 | | Tire Diameter | 33.62 | | Tread Depth | 18.5 thirty_seconds_inches | | Tread Type | Non-Directional | | UPC | 029142870876 | | Unit Count | 1 Count | | Vehicle Tire ISO Metric Size Description | 285/60R20 | ## Product Details - **Brand:** Cooper - **Load Capacity:** 3640 pounds - **Load Index:** 125 - **Rim Size:** 20 inches - **Section Width:** 28.5 centimeters - **Size:** LT285/60R20 125/122Q - **Speed Rating:** Q - **Tire Aspect Ratio:** 60 - **Tread Depth:** 18.5 thirty_seconds_inches - **Tread Type:** Non-Directional ## Images ![Cooper Discoverer S/T Maxx All-Season LT285/60R20 125/122Q Tire - Image 1](https://m.media-amazon.com/images/I/61sghwFM17L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Cooper Discoverer S/T Maxx All-Season LT285/60R20 125/122Q Tire - CKAuto 25 Pieces TR416 Metal Valve Stems Outer Mount Fits .453" & .625" Rim Holes Long 1 1/2", Silver - Cooper Discoverer STT Pro All-Season 31X10.50R15LT 109Q Tire --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/171424511-cooper-discoverer-s-t-maxx-all-season-lt285-60r20-125](https://www.desertcart.jp/products/171424511-cooper-discoverer-s-t-maxx-all-season-lt285-60r20-125) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-19*