








🛞 Rugged style meets unstoppable performance—drive the difference.
The Cooper Discoverer Rugged Trek LT285/70R17 121Q tire offers a robust 18.5/32nds tread depth with up to 30% deeper tread than traditional all-terrain tires, dual-sidewall designs for customizable aggressive looks, and a 55,000-mile treadwear warranty. Designed for both off-road toughness and on-road smoothness, it fits 17-inch rims with a 103 load index and Q speed rating, delivering reliable, long-lasting performance for adventurous professionals.




| Manufacturer | Cooper | 
| Brand | Cooper | 
| Model | DISCOVERER RUGGED TREK | 
| Item model number | 170056007 | 
| Manufacturer Part Number | 170056007 | 
| OEM Part Number | 90000036430 | 
| Section Width | 285 Millimeters | 
| Aspect Ratio | 70 | 
| Construction | Radial | 
| Rim Diameter | 17 Inches | 
| Load Index Rating | 103 | 
| Speed Rating | Q | 
| Tread Depth | 18.5 32nds | 
| UTQG | 600-A-B | 
| Rim Width | 8.5 Inches | 
| Item Weight | 24 Kilograms | 
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