What does 73CA mean on a tyre?

What does 73CA mean on a tyre?

Author
Discussion

mikemike39

Original Poster:

36 posts

100 months

vetrof

2,696 posts

187 months

Sunday 10th September 2023
quotequote all
Looks like it relates to Fuel economy(C) Wet performance(A) and noise (B-73db).

V8LM

5,385 posts

223 months

Sunday 10th September 2023
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Pica-Pica

15,134 posts

98 months

Sunday 10th September 2023
quotequote all
and 73 is the rolling decibel noise rating. See
https://business.michelin.co.uk/tyres/michelin-agi...

CynthiaHancock

2 posts

21 months

Wednesday 13th September 2023
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Thank you, I didn't know that before.

stevieturbo

17,745 posts

261 months

Wednesday 13th September 2023
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Although take EU labelling, especially in terms of grip, wet grip....with a huge pinch of salt.

It seems makers do whatever testing they do, and can proclaim almost any results.

Because some of the cheap chinese ( and other ) rubbish out there may come with decent labels....but are just plain rubbish.

TwinKam

3,319 posts

109 months

Wednesday 13th September 2023
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I've heard it said that the 'budget' brands list their best ever (fluke?) results whereas the 'quality' brands list their consistent (ie repeatable) results.