What size rear end is on my 1993 Camaro Z28?

The 1993 Camaro Z28 typically comes with a 10-bolt rear end, which is the standard differential used in many GM vehicles of that era. It generally has a gear ratio of 3.23, though some models may have different options depending on factory settings or modifications. For the most accurate information, it's best to check the build sheet or rear axle code located on the vehicle's identification plate.