815/40R10 Tire Size Specifications
This tire size 815/40R10 fits 0 vehicles in our database.
Everything to know about the 815/40R10 tire size
Size geometry
A 815/40R10 tire has a 815mm section width and a 40% aspect ratio, mounted on a 10-inch rim. Sidewall height works out to 326.0mm (12.83") and overall outside diameter is 906.0mm (35.67"). At highway speed the tire completes about 351 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 815/40R10 is unavailable, the closest same-diameter substitutes on the same rim are 805/40R10 and 825/40R10. Both keep your speedometer reading within 1% â safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.
Plus / minus sizing options
For a 815/40R10 you can upsize to 825/38R11 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 805/42R9 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.
Vehicle compatibility
0 vehicles in our database run the 815/40R10 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance â match these specs to your wheel before purchasing tires.
Vehicles Using 815/40R10
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