Cooper Discoverer STT PRO
Key Features
- Fits Trucks
- Rock Climber Sidewall Technology helps conquer the toughest obstacles
- Stone Armor Technology helps defend against sharp rocks and debris
- Uniquely formulated rubber compound for outstanding performance in wet and dry off-road conditions.
- 45 Day Test Drive Guarantee
Vehicle Category: Light Truck/SUV
Performance Category: All Season
Contact Us About This Tire
77 Available Sizes
| Size | Load/Speed Index | Run Flat? | Overall Diameter | Load Range | Price |
|---|---|---|---|---|---|
| 15" | |||||
| 30x9.5R15 | 104Q | 29.57" | C | ||
| 30x9.5R15 | 104Q | 0.00" | C | ||
| 31x10.5R15 | 109Q | 30.75" | C | ||
| 31x10.5R15 | 109Q | 0.00" | C | ||
| 32x11.5R15 | 113Q | 31.57" | C | ||
| 32x11.5R15 | 113Q | 0.00" | C | ||
| 33x12.5R15 | 108Q | 0.00" | C | ||
| 33x12.5R15 | 108Q | 32.80" | C | ||
| 35x12.5R15 | 113Q | 0.00" | C | ||
| 35x12.5R15 | 113Q | 34.60" | C | ||
| 16" | |||||
| 215/85R16 | 115/112Q | 30.59" | E | ||
| 235/85R16 | 120/116Q | 31.89" | E | ||
| 245/75R16 | 120/116Q | 30.71" | E | ||
| 265/75R16 | 123Q | 0.00" | E | ||
| 265/75R16 | 123/119Q | 31.89" | E | ||
| 285/75R16 | 126Q | 0.00" | E | ||
| 285/75R16 | 126/122Q | 33.00" | E | ||
| 305/70R16 | 124/120Q | 0.00" | E | ||
| 305/70R16 | 124/120Q | 32.99" | E | ||
| 315/75R16 | 127/123Q | 0.00" | E | ||
| 315/75R16 | 127/123Q | 34.53" | E | ||
| 315/75R16 | 127/123Q | 0.00" | E | ||
| 17" | |||||
| 35x12.5R17 | 121Q | 34.57" | E | ||
| 37x12.5R17 | 124Q | 36.77" | D | ||
| 37x12.5R17 | 124Q | 36.80" | D | ||
| 40x13.5R17 | 121Q | 0.00" | C | ||
| 40x13.5R17 | 121Q | 39.76" | C | ||
| 255/75R17 | 111/108Q | 0.00" | C | ||
| 255/75R17 | 111/108Q | 31.89" | C | ||
| 265/70R17 | 121/118Q | 31.93" | E | ||
| 265/70R17 | 121/118Q | 0.00" | E | ||
| 285/70R17 | 121/118Q | 0.00" | E | ||
| 285/70R17 | 121/118Q | 0.00" | E | ||
| 285/70R17 | 121/118Q | 33.03" | E | ||
| 295/70R17 | 121/118Q | 33.46" | E | ||
| 295/70R17 | 121/118Q | 0.00" | E | ||
| 305/65R17 | 121/118Q | 32.60" | E | ||
| 315/70R17 | 121/118Q | 0.00" | E | ||
| 315/70R17 | 121/118Q | 34.57" | E | ||
| 18" | |||||
| 35x12.5R18 | 118Q | 34.70" | D | ||
| 37x13.5R18 | 124Q | 36.80" | D | ||
| 38x15.5R18 | 128Q | 37.87" | D | ||
| 275/65R18 | 123/119Q | 0.00" | E | ||
| 275/65R18 | 123/119Q | 32.28" | E | ||
| 275/70R18 | 125/121P | 0.00" | E | ||
| 275/70R18 | 125/121P | 33.40" | E | ||
| 285/65R18 | 125/121Q | 0.00" | E | ||
| 285/65R18 | 125/121Q | 32.91" | E | ||
| 295/70R18 | 129/126P | 34.49" | E | ||
| 295/70R18 | 129/126P | 0.00" | E | ||
| 305/60R18 | 121/118Q | 32.70" | E | ||
| 305/60R18 | 121/118Q | 0.00" | E | ||
| 305/60R18 | 126/122Q | 0.00" | F | ||
| 305/60R18 | 126/122Q | 32.68" | F | ||
| 305/70R18 | 126/122Q | 0.00" | E | ||
| 305/70R18 | 126/122Q | 35.08" | E | ||
| 325/65R18 | 127/123Q | 0.00" | E | ||
| 325/65R18 | 127/123Q | 34.69" | E | ||
| 20" | |||||
| 33x12.5R20 | 119Q | 32.76" | F | ||
| 35x12.5R20 | 121Q | 34.69" | E | ||
| 35x12.5R20 | 125Q | 34.69" | F | ||
| 35x13.5R20 | 121Q | 34.57" | E | ||
| 37x12.5R20 | 126Q | 0.00" | E | ||
| 37x12.5R20 | 126Q | 36.69" | E | ||
| 37x13.5R20 | 127Q | 36.85" | E | ||
| 38x13.5R20 | 123Q | 38.19" | D | ||
| 38x15.5R20 | 128Q | 37.83" | E | ||
| 275/65R20 | 126/122Q | 34.49" | E | ||
| 295/55R20 | 123/119Q | 33.07" | E | ||
| 295/60R20 | 126/122Q | 34.29" | E | ||
| 295/65R20 | 129/126Q | 35.43" | E | ||
| 305/55R20 | 121/118Q | 33.50" | E | ||
| 305/55R20 | 125/121Q | 33.50" | F | ||
| 22" | |||||
| 35x12.5R22 | 117Q | 34.76" | E | ||
| 35x12.5R22 | 121Q | 34.76" | F | ||
| 37x13.5R22 | 123Q | 36.89" | E | ||
| 325/50R22 | 122Q | 35.12" | E | ||