The Arroyo Tamarock R/T is an all-terrain tire made for light trucks. A wide contact patch and a purpose-built tread pattern give it solid traction and handling, while laterally oriented tread blocks add extra grip when the road turns rugged.
In the 275/55R20 size, this tire has a 117T load and speed rating. Specs include 13/32-inch tread depth, a 50 psi maximum inflation pressure, a UTQG rating of 500AA and an overall diameter of about 31.9 inches.
| Tire size | 275/55R20 |
| Tire load index | 117 |
| Tire speed rating | T |
| Tire load range | Standard Load |
| Tire season | All-Season |
| Tire terrain | All-Terrain, Off-Road, Sand |
| Uniform tire quality grade (utqg) | 500AA |
| Tire treadwear rating | 500 |
| Tire sidewall style | Blackwall |
| Tread depth | 13/32 |
| Overall diameter | 31.9 in |
| Manufacturer | Arroyo |
| Tire width | 275 mm |
| Vehicle fitment type | Universal |
| Is run flat | N |
| Vehicle type | Car |
| Construction type | Radial |
| Electric vehicle tire | N |
| Automotive parts division | Off-road |
| Wheel diameter | 20 in |
| Flotation tire | N |
| Maximum vehicle rim width | 9.5 in |
| Features | Fits Multiple Makes And models |
| Items included | Tire Only |
| Minimum vehicle rim width | 7.5 in |
| Total count | 1 |
| Vehicle class designator | P |
| Tire location | Front and Rear Tires |
| Tire diameter | 20 in |
| Tire type | Light Truck & SUV Tires |
| Model | Tamarock R/T ATRT02 |
| Maximum inflation pressure | 50 psi |
| Tire aspect ratio | 55 |
Specifications are as published by the manufacturer. Please confirm the size against the placard on your vehicle before ordering.