How Many Generations of Chevrolet Suburban 1500 Are There?

Over the time period from 1999 to 2015, 4 generations of Chevrolet Suburban 1500 were produced.

In the chart below, you can find in what period different generations of Chevrolet Suburban 1500 were produced, what engines were installed on them, and what are the main differences between the cars of different years.