<Tr> <Th_colspan="2"> Chronology </Th> </Tr> <Tr> <Th> Predecessor </Th> <Td> Jeep Wagoneer / Grand Wagoneer </Td> </Tr> <P> The Jeep Grand Cherokee is a range of Mid-size SUVs produced by the American manufacturer Jeep . While some other SUVs were manufactured with body - on - frame construction, the Jeep Grand Cherokee has always used a unibody chassis . </P> <P> The Grand Cherokee's origins date back to 1983 when American Motors Corporation (AMC) was designing a successor to the smaller Jeep Cherokee (XJ). Three outside (non-AMC) designers--Larry Shinoda, Alain Clenet, and Giorgetto Giugiaro--were also under contract with AMC to create and build a clay model of the Cherokee XJ replacement, then known as the "XJC" project . However, the basic design for the Cherokee's replacement was well under way by AMC's in - house designers and the 1989 Jeep Concept 1 show car foretold the basic design . </P>

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