"LT" tire pressures on Expedition
I moved up from "Heavy Load" tires on my Expedition to real "LT" tires. Max air pressure on the new tires is 80#, max pressure on the heavy load tires was 50#. I always ran my other tires at max press...
Forum Discussion
You are re-engineering part of the suspension by changing tire class and size
The door label info is for the tire class and size listed on that label. If changing (re-engineering) the tire class and size, you need to know and understand a bit more
Tires do much more than just carry weight. That ‘squishiness’ mentioned is, IMHO, more to do with how the vehicle engineers designed in ‘ride quality’...not towing metrics
Ask what the ‘new’ tires OEM specifications for wheel rim width range is...vs...what your actual rim width is. Make sure you have the ‘bead to bead’ width, as that is what most OEM tire specifications use
Narrower is more for ‘ride quality’ and the wider is more for ‘handling’ performance. All of my after market wheel rim width is at or a bit wider than tire spec and is the way I like it....ride quality is not on my ‘have to have list’ and is at the bottom of my ‘Nice to have list’
Barry is one of the tire engineers on this forum...listen to him. Some of the other advice is border line dangerous, but the advice on these freebie forums are worth the price paid...
The door label info is for the tire class and size listed on that label. If changing (re-engineering) the tire class and size, you need to know and understand a bit more
Tires do much more than just carry weight. That ‘squishiness’ mentioned is, IMHO, more to do with how the vehicle engineers designed in ‘ride quality’...not towing metrics
Ask what the ‘new’ tires OEM specifications for wheel rim width range is...vs...what your actual rim width is. Make sure you have the ‘bead to bead’ width, as that is what most OEM tire specifications use
Narrower is more for ‘ride quality’ and the wider is more for ‘handling’ performance. All of my after market wheel rim width is at or a bit wider than tire spec and is the way I like it....ride quality is not on my ‘have to have list’ and is at the bottom of my ‘Nice to have list’
Barry is one of the tire engineers on this forum...listen to him. Some of the other advice is border line dangerous, but the advice on these freebie forums are worth the price paid...
