🛞 Conquer every season, every surface — your ultimate off-road edge!
The Cooper Discoverer STT Pro 35X12.50R20LT 121Q is a premium all-season off-road tire designed for professionals who demand durability and performance. Featuring a massive 35-inch diameter and 12.5-inch width, it offers exceptional traction with a 21/32 tread depth and Armor Tek3 reinforced construction. Its innovative tread design prevents stone retention and includes mud scoops and soft surface cleats for superior grip in all conditions, backed by a standard limited warranty.
| Brand | Cooper |
| Seasons | Year Round |
| Size | 35X12.50R20LT 121Q |
| Section Width | 12.5 Inches |
| Load Capacity | 3195 Pounds |
| Tread Depth | 21 32nds |
| Tread Type | Non-Directional |
| Ply Rating | 10-Ply |
| Rim Width | 10 Inches |
| Tire Diameter | 35 Inches |
| Item Diameter | 34.7 Inches |
| Item Weight | 68.9 Pounds |
| UPC | 029142829751 781787879538 |
| Global Trade Identification Number | 00029142829751, 00781787879538 |
| Vehicle Tire ISO Metric Size Description | 889/12.50R20 |
| Construction Type | Radial |
| OEM Part Number | 90000023673 |
| Manufacturer | Cooper |
| Model | DISCOVERER STT PRO |
| Item Weight | 68.9 pounds |
| Item model number | 170128006 |
| Is Discontinued By Manufacturer | No |
| Exterior | BSW: Black Side Wall |
| Manufacturer Part Number | 170128006 |
| UTQG | E 10P |
| Bolt Pattern (Pitch Circle Diameter) | 1 Decimeters |
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