265/35R21
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
The 265/35R21 tire size features an overall diameter of 28.3 inches, a section width of 10.4 inches (265mm), and rotates 713 times per mile. It is a standard factory tire fitment on 89+ vehicle models including Audi S8.
Physical Dimensions & Specs
Overall Diameter
28.3"
718.8 mmSection Width
265 mm
10.43" wideSidewall Height
3.65"
92.7 mm (35% aspect)Revolutions / Mile
713
Circumference: 88.92"Rim Diameter
21"
Wheel sizeRecommended Rim Width
6.6" - 9.3"
Optimal rim width rangeWhere to Buy & Install 265/35R21 Tires
Looking for 265/35R21 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 265/35R21 against any proposed tire size below:
Visual Tire & Wheel Comparison
Speedometer Variance
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 20.9 mph | +0.9 mph |
| 30 mph | 31.3 mph | +1.3 mph |
| 45 mph | 47.0 mph | +2.0 mph |
| 60 mph | 62.7 mph | +2.7 mph |
| 75 mph | 78.4 mph | +3.4 mph |
| 90 mph | 94.0 mph | +4.0 mph |
Fender & Suspension Clearance
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Vehicles That Fit 265/35R21 (89+ Models)
Factory standard and optional vehicle fitments utilizing 265/35R21 tires: