Around 21 U.S. gallons ( 79.5 liters ) for the 4 door
It should be similar to my 1995 Ford Explorer XLT , which is : ( 79.5 litres / 21.0 U.S. gallons )
For a 1998 Ford Explorer four door : ( 21.0 U.S. gallons )
According to the 1998 Ford Explorer owners manual : The four door gas tank is ( 20.8 U.S. gallons )
The 2002 Ford Explorer has a 22.5 US gallon fuel tank capacity.
I believe the fuel tank holds 19.3 gallons on the 1994 Ford Explorer 4 door
The fuel tank size for the 2003 Ford Explorer Sport is ( 16.8 gallons / 63.6 liters ) according to the owners manual
The 2003 Ford Explorer ( 4 door ) has a ( 85 liter / 22.5 U.S. gallon ) fuel tank
In a 2003 Ford Explorer : The gas tank size is ( 85.2 liters ) if that is what you are asking
For a 2004 Ford Explorer : ( 85.2 litres / 22.5 U.S. gallons )
In the fuel tank
I believe that is ( 19.3 U.S. gallons ) in a 1991 Ford Explorer 4 door
I believe the 1993 Ford Explorer ( 4 door ) is 19.3 U.S. gallons