P285/40R17
Passenger / P-MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
The P285/40R17 tire size features an overall diameter of 25.98 inches, a section width of 11.2 inches (285mm), and rotates 776 times per mile. It is a standard factory tire fitment on 16+ vehicle models including Chevrolet Corvette.
Physical Dimensions & Specs
Overall Diameter
25.98"
659.9 mmSection Width
285 mm
11.22" wideSidewall Height
4.49"
114.0 mm (40% aspect)Revolutions / Mile
776
Circumference: 81.61"Rim Diameter
17"
Wheel sizeRecommended Rim Width
7.1" - 10"
Optimal rim width rangeWhere to Buy & Install P285/40R17 Tires
Looking for P285/40R17 tires? Skip hauling tires in your car—choose direct delivery to a local certified shop or doorstep delivery:
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Speedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare P285/40R17 against any proposed tire size below:
Visual Tire & Wheel Comparison
Speedometer Variance
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 22.8 mph | +2.8 mph |
| 30 mph | 34.2 mph | +4.2 mph |
| 45 mph | 51.2 mph | +6.2 mph |
| 60 mph | 68.3 mph | +8.3 mph |
| 75 mph | 85.4 mph | +10.4 mph |
| 90 mph | 102.5 mph | +12.5 mph |
Fender & Suspension Clearance
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Vehicles That Fit P285/40R17 (16+ Models)
Factory standard and optional vehicle fitments utilizing P285/40R17 tires: