With engine oil filter change :
The 4.0 liter V6 engine in a Ford Explorer Sport Trac takes ( 5.0 U.S. quarts of 5W-30 )
No
5 quarts ( 4.7 liters ) with filter change for your 4.0 L SOHC engine
A Ford Explorer Sport is a 2 door model, while the Explorer Sport Trac is a 4 door model with a small pickup bed.
According to the 2001 Ford Explorer Sport Trac Owner Guide : With engine oil filter change : The 4.0 liter SOHC , V6 engine takes : ( 5.0 U.S. quarts / 4.7 liters of 5W-30 )
shock absorbers
On a ( 2001 ) Ford Explorer Sport Trac it's ( 77.6 liters / 20.5 U.S. gallons )
2010 was the last model year for the Ford Explorer Sport Trac
No ( shock absorbers front and rear )
255/70/16
According to the 2007 Ford Explorer Sport Trac Owner Guide : With engine oil filter change : The 4.0 liter V6 engine takes ( 5.0 U.S. quarts / 4.7 liters of 5W-30 ) The 4.6 liter V8 engine takes ( 6.0 U.S. quarts / 5.7 liters of 5W-20 )
I was looking at the 2003 Ford Explorer Sport Trac Owner Guide and it does not show an air filter for the cabin / passenger compartment , so I would say ( No )
The only factory engine in a 2004 Ford Explorer Sport Trac is the 4.0 liter Single Over Head Cam , V6 engine which has ( 6 engine cylinders )