Ok, Let's beat a dead horse once more please. Can you guys give me the pros & cons of wheel spacers. Do have them, Did you have them or Are you running them now. Let me hear it. The Good,The Bad and The Ugly.



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There are now what I call shims and spacers. Shims are simply a 1/4" plate with 6 holes that space the rim out enough that 3.5" backspace clears the caliper. I call them spacers when they are equipped with their own wheel studs. they are typically 1" to 3". I ran 1/4" shims on the same truck for 18 years with no problems. I have a set of 1.5" on all four wheels of a 60 for a year and a half. I got them off ebay. No issues whatsoever.
If I run the 1/4 plate , will I need longer wheel studs?
The center line of the tread (center line of the load) is suppose to be centered between the larger inner wheel bearing and the smaller outer wheel bearing. When you use spacers, you put the load out further onto the smaller wheel bearing. Automotive Engineers will tell you not to do this, but with today's better bearing materials and better lubricants, I'm guessing I wouldn't worry about a modest amount of shim/spacer???![]()
The center line of the tread (center line of the load) is suppose to be centered between the larger inner wheel bearing and the smaller outer wheel bearing. When you use spacers, you put the load out further onto the smaller wheel bearing. Automotive Engineers will tell you not to do this, but with today's better bearing materials and better lubricants, I'm guessing I wouldn't worry about a modest amount of shim/spacer???![]()
The larger the tire the more that center line has to be pushed out beyond the bearing, or you need wider axles, or the tires will rub on everything, especially the leaf springs. So at one point larger tires will need less backspacing to avoid rubbing.