Quote:
Originally Posted by Chris03HD
Here's an example off a tire sizing calculator comparing the factory rubber to the BFG size rubber now on the truck.
245/65/17 @ 60mph
255/75/17 will now be 55.20mph
Speedometer Difference: 8.537% too slow
Diameter Difference: 7.87% (larger then factory diameter)
This means you are actually going SLOWER then your speedo is showing.
|
No, your speedometer is showing a slower speed than you really are doing, so you're going FASTER than it's showing! Think about it!