Quote:
	
	
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					Originally Posted by BonzoHansen
					
				 Well, if it is a 3rd gen, it is generally either a 7.5 or one of them 9 bolt rears.  What are they 7.65 or something?  I forget. | 
	
 7.625, or 7 5/8.
	Quote:
	
	
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					Originally Posted by r0nin89
					
				 Is there any difference in the 8.5" from the 7.5" width? I'm considering beefing an 8.5" 10bolt and was wondering if there will be any width problems like a 4th gen rear on a third gen. | 
	
 Out of what? I don't know if any of them have the proper torque arm mount. The 71-81 ones are 61" wide, and are for leaf springs.