Question: what tyre pressure when towing a caravan?
Answer: As you can see from the examples shown in our diagrams, a tyre with a size designation of 195/70 R15 and a load index of 100 will have a cold inflation pressure of 3.75 BAR or 54 PSI. Therefore, your caravan tyre pressures will be 3.75 BAR or 54 PSI.