Quote:
Originally Posted by Veg
For example in the Yoko Geolandar ATS G012 (which is NOT an ‘LT’) which I’m considering, the 275/65 has a load index of 123 (1550kg/tyre) vs the 265/65 at 113 (1150 kg/tyre) which would indicate that the 275 would have a much stiffer sidewall and should hopefully be better in terms of overall strength and when lowering tyre pressures.
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LT isn't a strict definition, it's all about the load rating / marketing of the construction.
99% sure that the 123 rated tyre you mentioned is considered LT though, regardless of what the vendor says. It's certainly marketed that way in the USA.
Also, unless you heavily load your Jeep and often drive around on GVM or above i'm not convinced that LT are the best things for Grand Cherokee. Depending on the tyre it's a big sacrifice in comfort going for the higher load rating, but this is just my opinion, no one will agree.