EXCEED May/June 2018 Vol 35 No:3 | Page 23

Now we come to tyre pressure. Let’s have a look at what 80km an hour looks like at 35 PSI (on the left) compared to 25 PSI (on the right). The lower the tyre pressure, the less the vibrations we detected in the cabin. Below is the lowest tyre pressure test I preformed 20PSI at 60km an hour.