Dunlop Grandtrek PT3A

Fair spec profile
Estimated from manufacturer specs (UTQG, warranty, speed rating)
Scouter Analysis
The Grandtrek PT3A is a budget-friendly option for highway all-season truck tires, but it comes with trade-offs. Its lack of a treadwear warranty means buyers must rely on personal experience for replacement timing, which might not suit those who drive extensively. The tire's wet grip score of 5 is below the category average, which could be a concern in wet conditions. In terms of handling, the Grandtrek PT3A holds its own with a score of 7.5, matching the category average. Comfort and noise ratings are also on par with category norms, making it a reasonable choice for everyday driving. However, its dry grip is slightly below some competitors, which may affect performance on dry roads. When comparing to competitors like the Firestone Destination LE3 and Yokohama Geolandar H/T G056, the Grandtrek PT3A lacks the mileage warranty that these rivals offer, which could impact long-term cost-effectiveness. The Firestone Destination LE3, for example, provides a 70,000-mile warranty, offering more peace of mind for high-mileage drivers. Overall, if you're a budget-conscious truck owner who doesn't prioritize wet performance or treadwear warranty, the Grandtrek PT3A could be a viable option. However, if you need a tire with a strong warranty and better wet grip, consider alternatives like the Firestone Destination LE3 or Yokohama Geolandar H/T G056.
Spec-based analysis — see our methodology.
Performance Profile
Estimated from manufacturer specs — not measured test data.
Technical Specifications
Where to Buy
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Available Sizes & Specs
| Size | Load Index | Speed Rating | UTQG | Max Load (lbs) | Max PSI | Weight (lbs) |
|---|---|---|---|---|---|---|
| 275/50R21 | 113 | R | 360 B A | 2,535 | 50 | 42 |
Fits These Vehicles
Range Rover Sport
GLS63 AMG
Range Rover
Range Rover Sport
GLS63 AMG
Range Rover
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