155/283R40 Tire Size Specifications
This tire size 155/283R40 fits 0 vehicles in our database.
Everything to know about the 155/283R40 tire size
Size geometry
A 155/283R40 tire has a 155mm section width and a 283% aspect ratio, mounted on a 40-inch rim. Sidewall height works out to 438.6mm (17.27") and overall outside diameter is 1893.3mm (74.54"). At highway speed the tire completes about 168 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 155/283R40 is unavailable, the closest same-diameter substitutes on the same rim are 145/303R40 and 165/266R40. 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 155/283R40 you can upsize to 165/258R41 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 145/311R39 (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 155/283R40 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 155/283R40
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