question on wheel specs

I plan on buying a set of black rock crawlers to go with some new 33x12.5 xterrain pro-comps. I know its best i go with the 15x8's, but what about the lugs and backspacing? What exactly do these other specs mean, and which ones do you guys recommend getting.

Here are the different choices they give you when ordering:


PCW51-5885R2.5 15x8" 5 on 5.5 w.2.5" backspacing $39.99

PCW51-5885R2.75 15x8" 5 on 5.5 w.2.75" backspacing $39.99

TEC51-51 15x10 5 or 6 lug w/3.75" backspacing $59.99

TEC51-5183S3.5 15x10" 6 on 5.5" w/3.5" backspacing $72.99

TEC51-5185R2.5 15x10" 5 on 5.5 w.2.5" backspacing $69.99

TEC51-52 15x12 5 or 6 lug w/4" backspacing $91.99

TEC51-54 15x14 5 or 6 lug w/4" backspacing $101.99

TEC51-57 15x7 5 or 6 w/3.75" backspacing $40.99

TEC51-5765 15x7" 5 on 4.5" w/3.75" backspacing $40.99

TEC51-5766 15x7" 5 on 4.5" w/4.5" backspacing $46.99

TEC51-58 15x8 5 or 6 lug w/3.75" backspacing $42.99

TEC51-5862 15x8" 5 on 4.75" w/4.5" backspacing $48.99

TEC51-5866 15x8" 5 on 4.5" w/4.5" backspacing $49.99

TEC51-5883S3.5 15x8" 6 on 5.5" w/3.5" backspacing $55.99

TEC51-5885S4 15x8" 5 on 5.5" w/4" backspacing(DISCONTINUED) $55.99

TEC51-61 16x10 5 or 6 lug w/4" backspacing $75.99

TEC51-65285 16.5x12" 5 or 6 lug w/5" backspacing $115.99

TEC51-68 16x8 5 or 6 lug w/4.25" backspacing

 

[Yomie]

Re: question on tire specs

Originally posted by sean4385

TEC51-58 15x8 5 or 6 lug w/3.75" backspacing $42.99

 

[sean4385]

that seems to be the majority of answers, ill go with those then.

Thanks

 

[Alec]

5 on 4.5, 3.75"