Xoutpost.com - Size of Wheels

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Hi there,

Just got my X3 2.5i, it came with the alloy rims:

Style 148, 235/55R17

If I were to changed to the:

Style 114, 235/50R18 (front) and 255/45R18 (rear)

Will I get a significant drop in pickup / acceleration performance?

Thanks

Psymon

Simon, same ans. I gave you on BF this am...
For those that are interested or curious in doing wheel/tire size change and its pot. effect on , here's a good site that you jes'plug in old tire size, new tire size and you get your "answer":

http://www.powerdog.com/tiresize.cgi

For exp., I listed the wheel&tar setup on daFridge, aka the Honda CRappyVehicle: stock and a plus 1ish set up I went to a year ago:

SpecificationSidewallRadiusDiameterCircumferenceRe volutionsSpeedometerOdometerDifference205/70-155.6"13.1"26.3"82.6"767/mi60MPH10000miN/A225/60-165.3"13.3"26.6"83.7"757/mi59MPH9876mi1.3%

BR, Ol'UncleMotor