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Old 06-08-2009, 10:20 AM   #3
KargoMaster
Cleaning off the rust...
 
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Join Date: Jan 2007
Location: Cincinnati, OH
Posts: 1,009
My former 99 GMC was a crossover year, full sized SUVs seem to lag behind the normal full sizes for the crossover point... so I would say that it would probably still be "Old School" 9.5/10.5... I do believe it could be either... or AAM 10.5?? (overall, no clue)
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brad

5.0L | 435 | 203 | 300 | 4.10 | 39.5
Buildup BACK underway...


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