Tyre size question
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On my style 124's, the rear tyres measure 275-35-18, the front ones 245-40-18.
I presume the first number is the width, the middle one the height of the sidewall, the last on the diameter of the rim.
So how come one is 35, the other one 40? What am I missing?
I presume the first number is the width, the middle one the height of the sidewall, the last on the diameter of the rim.
So how come one is 35, the other one 40? What am I missing?
![Confused](https://5series.net/forums/images/smilies/confused.gif)
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Originally Posted by Flowerfred' post='372576' date='Dec 31 2006, 02:41 PM
On my style 124's, the rear tyres measure 275-35-18, the front ones 245-40-18.
I presume the first number is the width, the middle one the height of the sidewall, the last on the diameter of the rim.
So how come one is 35, the other one 40? What am I missing?![Confused](https://5series.net/forums/images/smilies/confused.gif)
I presume the first number is the width, the middle one the height of the sidewall, the last on the diameter of the rim.
So how come one is 35, the other one 40? What am I missing?
![Confused](https://5series.net/forums/images/smilies/confused.gif)
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Originally Posted by Flowerfred' post='372579' date='Dec 31 2006, 03:24 PM
Cheers for that!
So we have an absolute size in metric, a relative size and an absolute size in emperial measurements..
Mensa stuff really![Think](https://5series.net/forums/images/smilies/imported/think.gif)
So we have an absolute size in metric, a relative size and an absolute size in emperial measurements..
Mensa stuff really
![Think](https://5series.net/forums/images/smilies/imported/think.gif)
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Originally Posted by Flowerfred' post='372579' date='Dec 31 2006, 03:24 PM
Cheers for that!
So we have an absolute size in metric, a relative size and an absolute size in emperial measurements..
Mensa stuff really![Think](https://5series.net/forums/images/smilies/imported/think.gif)
So we have an absolute size in metric, a relative size and an absolute size in emperial measurements..
Mensa stuff really
![Think](https://5series.net/forums/images/smilies/imported/think.gif)
If you've got some time to kill have a read here: Tyre Bible
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