195/188R45 Tire Size Specifications
This tire size 195/188R45 fits 0 vehicles in our database.
Everything to know about the 195/188R45 tire size
Size geometry
A 195/188R45 tire has a 195mm section width and a 188% aspect ratio, mounted on a 45-inch rim. Sidewall height works out to 366.6mm (14.43") and overall outside diameter is 1876.2mm (73.87"). At highway speed the tire completes about 170 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 195/188R45 is unavailable, the closest same-diameter substitutes on the same rim are 185/198R45 and 205/179R45. 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 195/188R45 you can upsize to 205/173R46 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 185/205R44 (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 195/188R45 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 195/188R45
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