Dunlop
Grandtrek® ST30™
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All-Season
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Tire Features
M + S rated tire with an all-season tread design that helps deliver year-round traction and enhanced wet handling.
Asymmetric tread pattern helps provide a balance of wet and dry performance.
Circumferential tread grooves help pump water away from the footprint for excellent wet traction.
Multi-Pitch Tread Design Technology™ helps reduce noise for a quiet ride.
Jointless Band Technology™ helps maintain the tire's shape, enabling smooth performance at highway speeds.
The black serrated sidewall and raised black letter design give it a stylish edge.
Warranties & Guarantees
This tire is eligible for our Replacement Limited Warranty, which covers most of our passenger tires with free or prorated-price tire replacement. If you experience noise, vibrations, or roughness with this tire, you may be covered.
Exclusions apply; see full warranty for details.
Full Warranty DetailsFull Specs
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Load Range
SL -
Load Index
102.0 -
Speed Rating
H -
Uniform Tire Quality Guage (UTQG)
360/A/A -
Measured Rim Width (in.)
6.5 -
Section Width (mm)
225 -
Revs Per Mile
733 -
Max Load (lbs)
1874 -
Max Inflation Pressure (PSI)
51 -
Outside Diameter (in.)
28.5 -
Tread Depth (in 32nds)
10.0 -
Tire Size
225/65R17 -
Approved Rim Width (in.)
6.0-8.0