Quote:
Originally Posted by rmay635703
This discussion makes me believe RR needs to be listed numerically on each tire pulled at its rated weight and inflation pressure.
I thought RR ratings were law
What happen
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US regulations were first published in the 2010 timeframe, but were withdrawn for technical reasons. The latest is that new regulations are supposed to be published June 2019.
If you want more detail about what the technical problems were that caused the first set of regulations to be withdrawn, say so and I'll explain. Warning: It will be a bit long as the issues are complex.