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245/45/18
Posted: Mon Sep 18, 2006 9:43 pm
by DORSET DAVE
Can someone advise me will 245/45/18 fit my bongo, ignore post under 255/40/18 i was given wrong size's.
Posted: Mon Sep 18, 2006 10:17 pm
by trevd01
Try this calculator
http://www.tyresave.co.uk/tyresize.html
shows difference to be 17mm bigger diameter than 215/65 x15 , about 2.57%. Marginal.
Posted: Tue Sep 19, 2006 11:24 pm
by Gra Yorks
This calculator is interesting too.
Gives the difference in road speed when comparing tyre sizes.
http://www.miata.net/garage/tirecalc.html
Posted: Wed Sep 20, 2006 7:25 am
by Indigo
well mine are 255/35/20 and my speedo is not out at all! we did have to have some of the bodywork adjusted tho, wasn't a problem as we had a bodykit fitted at the same time!