Cooper Discoverer AT3 XLT
The Cooper Discoverer AT3 XLT is an all-terrain all-season tire for light trucks, made in 37 sizes for 15-inch to 20-inch wheels. Give us the size or part number and we'll check stock, price and fitment, and mount it on your wheels.
- Brand: Cooper
- Tire type: All Terrain
- Season: All-Season
- Category: Off-Road
- Wheel sizes: 15, 16, 17, 18, and 20 inch
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Cooper Discoverer AT3 XLT Sizes & Specs
37 sizes. Give the size or part number when you call (330) 707-4545 and we can check stock and price.
Showing 25 of 37
| Size | Load / Speed | Load Range | Overall Height | Wheel Width | Tread Depth | UTQG | Sidewall | Part Number |
|---|---|---|---|---|---|---|---|---|
| 31X10.50R15 | 109R | C (6 Ply) | 30.2 in | 6.5-9.5 in | 17/32 | N/A | RWL | 170023027 |
| 31X10.50R15 | 109R | C (6 Ply) | 31 in | - | 17/32 | N/A | RWL | 170023027-TF |
| 32X11.50R15 | 113R | C (6 Ply) | 32 in | 8-10 in | 17/32 | N/A | RWL | 170027027 |
| 33X12.50R15 | 108R | C (6 Ply) | 32.3 in | 7.5-11.5 in | 17/32 | N/A | RWL | 170028027 |
| 285/75R16 | 126/123R | E (10 Ply) | 32.5 in | 7.5-10 in | 17/32 | N/A | RWL | 170025027 |
| 295/75R16 | 128/125R | E (10 Ply) | 33.4 in | 7.5-10 in | 17/32 | N/A | RWL | 170040027 |
| 305/70R16 | 124/121R | E (10 Ply) | 32.8 in | - | 17/32 | N/A | RWL | 170024027 |
| 315/75R16 | 127/124R | E (10 Ply) | 34.6 in | 8-11 in | 17/32 | N/A | RWL | 170029027 |
| 285/70R17 | 121/118S | E (10 Ply) | 32.7 in | 7.5-9.5 in | 17/32 | N/A | BSW | 170053002 |
| 285/70R17 | 121/118S | E (10 Ply) | 32.8 in | - | 17/32 | N/A | RWL | 170212027 |
| 285/75R17 | 121/118S | E (10 Ply) | 33.8 in | 7-10 in | 17/32 | N/A | BSW | 170035002 |
| 295/70R17 | 121/118R | E (10 Ply) | 33.3 in | 8.5-11 in | 17/32 | N/A | RWL | 170039027 |
| 305/70R17 | 121/118R | E (10 Ply) | 33.8 in | 7.5-10.5 in | 17/32 | N/A | BSW | 170033002 |
| 315/70R17 | 121/118S | E (10 Ply) | 34.4 in | 9.5-11 in | 17/32 | N/A | BSW | 170046002 |
| 37X12.50R17 | 124R | D (8 Ply) | 37 in | 7.5-11.5 in | 18/32 | N/A | BSW | 170041002 |
| 265/70R18 | 124/121S | E (10 Ply) | 32.6 in | 7-9 in | 17/32 | N/A | RWL | 170030027 |
| 275/70R18 | 125/122S | E (10 Ply) | 33.2 in | 7-9.5 in | 16/32 | N/A | RWL | 170026027 |
| 285/65R18 | 125/122S | E (10 Ply) | 32.6 in | 8-10 in | 16/32 | N/A | BSW | 170052002 |
| 285/75R18 | 129/126S | E (10 Ply) | 34.8 in | - | 17/32 | N/A | BSW | 170038002 |
| 295/70R18 | 129/126S | E (10 Ply) | 34.2 in | - | 17/32 | N/A | BSW | 170034002 |
| 325/60R18 | 124/121R | E (10 Ply) | 33.4 in | - | 16/32 | N/A | BSW | 90000032624 |
| 35X12.50R18 | 128R | F (12 Ply) | 35 in | - | 16/32 | N/A | BSW | 170049002 |
| 265/60R20 | 121/118R | E (10 Ply) | 32.5 in | 7.5-9.5 in | 16/32 | N/A | BSW | 170031002 |
| 275/55R20 | 120/117S | E (10 Ply) | 31.9 in | 7.5-9.5 in | 16/32 | N/A | BSW | 170022002 |
| 275/60R20 | 123/120S | E (10 Ply) | 33 in | 7.5-10 in | 16/32 | N/A | BSW | 170043002 |
| 275/65R20 | 126/123S | E (10 Ply) | 34.1 in | 7.5-9.5 in | 16/32 | N/A | BSW | 170044002 |
| 275/65R20 | 126/123S | E (10 Ply) | 34.1 in | - | 16/32 | N/A | RWL | 170204027 |
| 285/55R20 | 122/119R | E (10 Ply) | 32.3 in | 8-10.5 in | 16/32 | N/A | BSW | 170032002 |
| 285/60R20 | 125/122S | E (10 Ply) | 33.5 in | 8-10 in | 16/32 | N/A | BSW | 170042002 |
| 285/65R20 | 127/124S | E (10 Ply) | 34.6 in | 8-10 in | 16/32 | N/A | BSW | 170045002 |
| 295/60R20 | 126/123S | E (10 Ply) | 33.9 in | 8.5-11 in | 17/32 | N/A | BSW | 170036002 |
| 305/55R20 | 125/122S | F (12 Ply) | 33.2 in | 8.5-11 in | 16/32 | N/A | BSW | 170051002 |
| 305/55R20 | 121/118S | E (10 Ply) | 33.2 in | - | 16/32 | N/A | BSW | 90000032605 |
| 325/60R20 | 126/123R | E (10 Ply) | 35.4 in | - | 16/32 | N/A | BSW | 170047002 |
| 325/60R20 | 126/123R | E (10 Ply) | 35.4 in | - | 16/32 | N/A | RWL | 170253027 |
| 35X12.50R20 | 125R | F (12 Ply) | 35 in | 8.5-11 in | 16/32 | N/A | BSW | 170050002 |
| 35X12.50R20 | 121R | E (10 Ply) | 35 in | - | 17/32 | N/A | BSW | 170240002 |
No sizes match. Clear the search or call (330) 707-4545.
Sizes from the manufacturer's current list, October 2026. Find the tire size for your vehicle or see all Cooper tires. You can also shop all tires in Youngstown.
You might also like the Cooper Discoverer ATT, the Cooper Discoverer Crossrange or the Cooper Discoverer EnduraMax.