Originally Posted by DockingPilot
Im running a 140. Not sure if its related but Im about 3 miles behind for every 100 on the ODO compared to the GPS calculated mileage.
I also never balance my wheels and cannot tell the difference even at 90mph.
The 140 is actually a taller tire than the 150 due to the different aspect ratio. This will make the speedo and odo read low when using a 140 compared to the 150.