* Regular roof: Approximately 66-67 inches (5.5-5.6 feet)
* High roof: Approximately 78-80 inches (6.5-6.7 feet)
It's best to check the specific vehicle's documentation or the owner's manual for the exact height if you have the VIN. You can also find this information on websites specializing in vehicle specifications, by searching for "1993 Chevy Astro van specs".