What happens when you change tyre size from 31 to 33?
For every 25mm bigger diameter tyre size you increase, your vehicle only gains 12.5mm of extra clearance. Say you go from 31″ tyres to 33″ tyres, you will gain 25mm. Does that 25mm really make much difference? Some say it does, and some say it doesn’t. I would say the right Tyre pressures and tread pattern would make more difference.
What happens if you mix two tire sizes?
If you were to mix them so both of one size were on the left and a different size on the right then in an emergency stop you would not stop straight.
Is it bad to have different tire sizes on front and back?
It should not be too much of a problem if you make sure to keep the like pairs on the same axle, that is both on the front matching and both on the back matching. You also want to keep the best tyres on the back.
Why are the tyres on the back the same as the front?
The reason to keep the best tyres on the back is likewise safety in an emergency because if your back tyres are not as good or better than the front, you may end up looking where you have been and not where you are going. In this case the tires are the same diameter, so it’s not a real big deal.
If you were to mix them so both of one size were on the left and a different size on the right then in an emergency stop you would not stop straight.
When to replace two tires instead of four?
When installing two new tires instead of four, you first want to be sure that your new tires are the same size and tire type as the ones you are replacing. Next, you want to be sure that your dealer always installs the new tires on the rear axle of your vehicle.
Why are there different tire sizes on the back?
You also want to keep the best tyres on the back. If you were to mix them so both of one size were on the left and a different size on the right then in an emergency stop you would not stop straight.
Is it OK to change the size of your tires?
When changing your tire size might be acceptable It’s possible to change the size of your tires without actually changing the diameter. One example is if you want larger rims – you can buy tires that compensate for the larger rims by reducing the “height” of the outer tire.