What are the stock gear ratios for my 2000 XJ ?? Front and rear...

Anyone know?

Auto you more than likely have 3.55 gears and that is front and rear they have to be the same..

Yea it's an Auto...THANKS !!

So do Taller tires Increase or Decrease RPM at a givin Speed ??

In other words what is the effect of taller tires, Doe's it increase the Gear ratio ?

Taller tire, stock gears, less RPM.

Thanks Again !!!

Very helpfull !!