Fuel tank capacity for 2006 F-150 4.6 liter supercrew?

According to the 2006 Ford F-150 Owner Guide :

For the SuperCrew with 5.5 foot box ( 30 U.S. gallons / 113.6 litres )

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For the SuperCrew with 6.5 foot box

( 27 U.S. gallons / 102.2 litres ) or the optional ( 35.7 U.S. gallons / 135.1 litres )