Cooper Discoverer AT3 4S
Key Features
- Patented saw-tooth technology traps snow in the tread to provide superior snow-on-snow traction.
- Uniquely shaped, deep center grooves improve the tire's resistance to hydroplaning.
- Specially designed 5-rib all-terrain pattern provides greater off-road driving capability and improved wet/dry traction.
- Smaller gauge sipes in all tread blocks provide increased vehicle stability and control, while reducing stone retention and drilling. Zigzags create more biting edges for optimal wet/dry traction.
- Snow Groove Technology
- Aqua Vac Channels
- Secure-Grip All-Terrain Design
- Micro-Gauge Zigzag Sipes
- Free 45-Day Road Test
- Severe Weather Rated
Vehicle Category: Light Truck/SUV
Performance Category: All Terrain
Contact Us About This Tire
61 Available Sizes
| Size | Load/Speed Index | Run Flat? | Overall Diameter | Load Range | Price |
|---|---|---|---|---|---|
| 15" | |||||
| 225/70R15 | 100T | 27.68" | - | ||
| 235/75R15 | 105T | 28.74" | - | ||
| 235/75R15 | 109T | 28.74" | XL | ||
| 255/70R15 | 108T | 29.09" | - | ||
| 265/70R15 | 112T | 29.65" | - | ||
| 265/75R15 | 112T | 30.55" | - | ||
| 16" | |||||
| 215/70R16 | 100T | 27.72" | - | ||
| 215/70R16 | 100T | 27.72" | - | ||
| 225/70R16 | 103T | 28.66" | - | ||
| 225/75R16 | 104T | 29.13" | - | ||
| 225/75R16 | 104T | 29.13" | - | ||
| 235/70R16 | 106T | 28.82" | - | ||
| 235/70R16 | 106T | 28.82" | - | ||
| 235/75R16 | 108T | 29.72" | - | ||
| 245/70R16 | 107T | 29.45" | - | ||
| 245/70R16 | 107T | 29.45" | - | ||
| 245/70R16 | 111T | 29.45" | XL | ||
| 245/75R16 | 111T | 30.31" | - | ||
| 245/75R16 | 111T | 30.31" | - | ||
| 255/70R16 | 111T | 30.04" | - | ||
| 265/70R16 | 112T | 30.39" | - | ||
| 265/75R16 | 116T | 31.57" | - | ||
| 17" | |||||
| 215/65R17 | 99T | 28.15" | - | ||
| 225/65R17 | 102H | 28.62" | - | ||
| 225/65R17 | 102H | 28.62" | - | ||
| 235/60R17 | 102T | 28.31" | - | ||
| 235/60R17 | 102T | 28.31" | - | ||
| 235/65R17 | 108H | 29.21" | XL | ||
| 235/65R17 | 108T | 29.21" | XL | ||
| 235/70R17 | 109T | 30.00" | XL | ||
| 235/75R17 | 109T | 30.75" | - | ||
| 245/65R17 | 111T | 29.53" | XL | ||
| 245/65R17 | 111T | 29.53" | XL | ||
| 245/70R17 | 110T | 30.47" | - | ||
| 245/70R17 | 110T | 30.47" | - | ||
| 255/65R17 | 110T | 30.16" | - | ||
| 255/70R17 | 112T | 31.18" | - | ||
| 255/75R17 | 115T | 31.97" | - | ||
| 265/65R17 | 112T | 30.59" | - | ||
| 265/65R17 | 112T | 30.59" | - | ||
| 265/70R17 | 115T | 31.42" | - | ||
| 285/70R17 | 117T | 32.76" | - | ||
| 285/70R17 | 117T | 32.76" | - | ||
| 18" | |||||
| 255/70R18 | 113T | 32.13" | - | ||
| 255/70R18 | 113T | 32.13" | - | ||
| 265/60R18 | 110T | 30.55" | - | ||
| 265/60R18 | 110T | 30.55" | - | ||
| 265/65R18 | 114T | 31.54" | - | ||
| 265/70R18 | 116T | 32.64" | - | ||
| 265/70R18 | 116T | 32.64" | - | ||
| 275/65R18 | 116T | 32.13" | - | ||
| 275/65R18 | 116T | 32.13" | - | ||
| 20" | |||||
| 255/50R20 | 109H | 30.08" | XL | ||
| 265/50R20 | 111T | 30.51" | XL | ||
| 265/50R20 | 111T | 30.51" | XL | ||
| 275/55R20 | 117T | 31.93" | XL | ||
| 275/55R20 | 117T | 31.93" | XL | ||
| 275/60R20 | 115T | 33.03" | - | ||
| 275/60R20 | 115T | 33.03" | - | ||
| 22" | |||||
| 275/45R22 | 112H | 31.69" | XL | ||
| 285/45R22 | 114H | 32.01" | XL | ||