輪胎規(guī)格:輪胎寬度/高寬比R輪轂直徑,例如規(guī)格為165/70R13的輪胎,其寬度是165mm,高寬比是70,輪轂直徑是13吋(英寸)。車速(km/h)=【輪胎寬度(mm)×(高寬比/100)×2+輪轂直徑(吋)×25.4】×3.14159×60/1000000/最終傳動比/對應(yīng)檔位傳動比×發(fā)動機轉(zhuǎn)速(rpm)(165*(70/100)*2 13*25.4)*3.14159*60/1000000/傳動比/檔位傳動比*rpm擋檔位傳動比rpm10001500200025003000350040005000600013.4169131822263135445321.89416243240485563799531.282335475970829411714140.914334966829911513116419750.75740597999119139159198238R3.27291418232832374655