| Management number | 254204036 | Release Date | 2026/11/07 | List Price | US$189.86 | Model Number | 254204036 | ||
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| Category | |||||||||
<h2>Thunderer OA421 10R20.0 146/143K H</h2><p><strong>OVERVIEW</strong></p><p>The Thunderer OA421 is a versatile mixed-service semi-truck tire that's built for use in regional and long haul applications. The OA421 features a heavy-duty, damage-resistant tread compound that's designed for good heat dissipation, an on- and off-road tread pattern, retreadable casing, and an up to 20 ply rating.</p>
| Tire season | All-Season |
|---|---|
| Manufacturer | Thunderer |
| Tire width | 10 |
| Tire load range | H |
| Tire load index | 146 |
| Vehicle fitment type | Universal |
| Warranty distance | 0 miles |
| Is run flat | N |
| Overall diameter | 41.69 in |
| Tire speed rating | K |
| Vehicle type | Light Truck |
| Tire size | 10.00R20 |
| Construction type | Radial |
| Electric vehicle tire | N |
| Wheel diameter | 20 in |
| Flotation tire | N |
| Features | Fits Multiple Makes And models |
| Items included | Tire Only |
| Recommended use | Fleet Vehicle |
| Total count | 1 |
| Vehicle class designator | LT |
| Tire location | All-Position Tire |
| Tire sidewall style | Black Sidewall |
| Tire terrain | Highway Terrain |
| Tire diameter | 20 in |
| Tire type | Commercial Tires |
| Model | OA421 TH9240 |
| Tread depth | 20.03 in |
| Maximum inflation pressure | 120 psi |
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