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Plus Sizing Tires Without Gear Change?

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Old Nov 12, 2008 | 05:32 PM
  #16  
preppypyro's Avatar
preppypyro
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From: North Central Rural Sask.
Michelin tires usually have the "softest" sidewall in them, never heard that yoko's did, good info.

I run 285s in a 17 inch on my truck and I believe my speedo is out a few mph, but nothing to complain about.

I also have 8 ply tires on my truck right now, since I dont do much towing or hauling with it. 8 plys are more then enough if you use your superduty lightly.

I havent noticed my truck want to shift more either while towing.. but I stick to towing the boat around in the summer, and the occasional equipment trailer, and thats pretty much it.
 
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Old Nov 13, 2008 | 04:03 PM
  #17  
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Funny You Should Ask

Today, I switched from Michelin LTX M/S 265/75/16s Load Range E that were not worn down (front have about 10/32s rears 8/32s) to BFG A/T TKOs 285/75/16s Load Range D. I bought a second set of polished 8 bullet hole OEM alloys for the BFG.

My observations driving on the BFGs for about 35 miles in the rain inflated at about 53psi:

They hook up much better in the rain.
Truck is noticably slower leaving the line (stoplight) and does not seem to coast as freely.
Slight rumble in the steering wheel at times.
They rumble more going over bridges.
The truck looks better with the 285s but I wonder if my truck will still fit into my parents garage due to the added height.

Problem - The right front is rubbing the leaf spring (I am assuming) when turned hard to the right (1/4 turn of the steering wheel before locked to the right). No rubbing when the steering is turned to the left. It scared the hell out of me while turning into a shopping center because I was not expecting it. I do not know if I can remedy this problem but it can't be good for the tire or spring. I did inflate them to 65psi, which in my mind, should make the rubbing worse but should reduce the rolling resistance I was feeling.... I haven't been for ride yet to find out but maybe later tonight.

Anyone have an ideas of what to do if the rub continues? If there anything I can do to the tire?

I'll report back.

Thanks...

Neil
 
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Old Nov 13, 2008 | 05:38 PM
  #18  
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Wont hurt a thing to rub the spring. Running 37's on a 4" lift and thats all I have contact with.
 
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Old Nov 14, 2008 | 09:15 AM
  #19  
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Neil64
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Hurting

So the tire rubbing the spring won't hurt either the spring or the tire? Well, it scares the hell out of me when turning sharply to the right.

Why does this only happen on the passenger side and not the drivers side also? Is there any steering lock limiter that I can adjust so that I can prevent the rub?

I am not a beleiver in wheel shims but...is there one I could use?

What wheel offset would I need to eliminate the rub if I were to switch to an aftermaket wheel?

Thanks...

Neil
 
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Old Nov 14, 2008 | 10:41 AM
  #20  
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02GrayPowerStroke
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I reprogramed my speedo with a Hypertech. I did not notice and performance issues at all after the upgrade.
 
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Old Nov 14, 2008 | 10:57 AM
  #21  
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zx250
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Shouldn't have much rubbing with stock height truck. Mine didn't start rubbing until I lilfted the front. I ran 285s for years before going up. Don't think mine ever rubbed. It does now and no, it don't hurt anything. Most lifted trucks will rub on the drivers side due to the extra height.
Is you steering wheel centered (looks strait ahead) when your wheels are straight?
If not you may need to shorten you steering link rod or check for worn out parts.
 
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Old Nov 14, 2008 | 11:22 AM
  #22  
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CSIPSD
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There are no ajustable stops on the front end. You will get used to it...LOL
 
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Old Nov 14, 2008 | 11:25 AM
  #23  
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zx250
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Yeah, no stops, but he's rubbing on the right, passenger side and unless I miss my guess, your rubbing on the drivers side.
 
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Old Nov 14, 2008 | 11:27 AM
  #24  
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From: Bend, OR
O I rub on both springs... But thats due to 37's on stock offset wheels...LOL
 
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