Original Cherokee... Full Size Jeep classified as an SJ. 1974(?)-1983 then it went to the unibody Cherokee that you will see most people here about refer to as an XJ.
The SJ Cherokee was based upon the Wagoneer and there were 2 and 4 door versions made... narrowtrac and widetrac (axle width differences and wheel flares), they were usually equipped with Dana 44's in the front and rear, 360CID engines being the "standard".
Read more here. http://en.wikipedia.org/wiki/Jeep_Cherokee_%28SJ%29
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