Tires question

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gasjr4wd

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Ram Year
2003
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Cummins
A 285/75/17 will fit perfect on a 8" stock rim.
LT285/75R17 E 128R 205370 16.9 33.86 11.61 7.5-(8.0)-9.5 3970 @ 80 67.23
Is what I have now... Nitto - Even calls for a 8" rim...
 

kmrtnsn

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Ventura
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5.7
A 285/75/17 will fit perfect on a 8" stock rim.
LT285/75R17 E 128R 205370 16.9 33.86 11.61 7.5-(8.0)-9.5 3970 @ 80 67.23
Is what I have now... Nitto - Even calls for a 8" rim...

Stock 17" rims are 7" wide.
 

pacofortacos

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Except for the stock Rebel wheel, they are 8".

I had 285/70/17's on stock 7" wheel - Michelin Defender LT's E-load.
You could push on the bumper and watch the rim and tire move in and out with the tread stationary - which is exactly what happened when driving and you could feel it under the right conditions.
Hitting a bump in the road on a bend and you could feel the truck jump out to the side - tread itself felt planted - just a freaky unsafe feeling. Tire pressure ranged from 45-70 psi and it still did it.
With that size tire the rec. rim width is 7.5"-9", that is the spec the tire manufacturers rec.

Currently have 275/60/20 General HTS 60 X-loads on Laramie Longhorn 9" wheels - truck now handles much more like a car and haven't looked back.

Just giving my experience. I tend to use the truck fairly loaded and at highway speeds almost exclusively.
 
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