275/45R19
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
The 275/45R19 tire size features an overall diameter of 28.74 inches, a section width of 10.8 inches (275mm), and rotates 702 times per mile. It is a standard factory tire fitment on 31+ vehicle models including Porsche Cayenne.
Physical Dimensions & Specs
Overall Diameter
28.74"
730.0 mmSection Width
275 mm
10.83" wideSidewall Height
4.87"
123.7 mm (45% aspect)Revolutions / Mile
702
Circumference: 90.3"Rim Diameter
19"
Wheel sizeRecommended Rim Width
6.9" - 9.6"
Optimal rim width rangeWhere to Buy & Install 275/45R19 Tires
Looking for 275/45R19 tires? Skip hauling tires in your car—choose direct delivery to a local certified shop or doorstep delivery:
Tire Rack
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Amazon Automotive
Fast doorstep shipping for DIYers or bringing to your own shop.
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Speedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 275/45R19 against any proposed tire size below:
Visual Tire & Wheel Comparison
Speedometer Variance
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 20.6 mph | +0.6 mph |
| 30 mph | 30.9 mph | +0.9 mph |
| 45 mph | 46.3 mph | +1.3 mph |
| 60 mph | 61.7 mph | +1.7 mph |
| 75 mph | 77.2 mph | +2.2 mph |
| 90 mph | 92.6 mph | +2.6 mph |
Fender & Suspension Clearance
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Vehicles That Fit 275/45R19 (31+ Models)
Factory standard and optional vehicle fitments utilizing 275/45R19 tires: