It is sir chasney of course the wheels are 15" so obviously the tyres have to be tutherwise they wouldnt fit ???? the outside diameter is determined by what profile tyre is used at least that is my understanding of it all ???
Jim check out our tyre sizer doofer in our wheels/tyres section and you will find the answers
T4/T5 Club UK and its domains are currently up for sale due to severe illness of its owner, if you beleive you have what it takes to run it get in touch TODAY (note the community is NOT at risk and will continue in any situation)