The Dodge Durango was introduced in 1998, therefore this question cannot be answered as is. However, the 1998 durango had a curb weight of 4689 lbs.
The weight of a 2003 Dodge Durango varies depending on the specific model and configuration, but it generally ranges from approximately 4,000 to 4,500 pounds. This weight includes different engine options and trims, which can slightly affect the overall mass of the vehicle.
It should say on your door panel, but the 2007's curb weight is 5018 according to Yahoo! Autos.
The 2002 Dodge Durango's engine produces 295 ft-lbs. @ 3200 rpm.
The 2004 Dodge Durango's engine produces 235 ft-lbs. @ 4000 rpm.
The 2007 Dodge Durango's engine produces 235 ft-lbs. @ 4000 rpm.
The 2003 Dodge Durango's engine produces 295 ft-lbs. @ 3200 rpm.
The 2012 Dodge Durango's engine produces 260 ft-lbs. @ 4800 rpm.
The 2001 Dodge Durango's engine produces 295 ft-lbs. @ 3200 rpm.
The 2006 Dodge Durango's engine produces 235 ft-lbs. @ 4000 rpm.
The 2005 Dodge Durango's engine produces 235 ft-lbs. @ 4000 rpm.
The 2009 Dodge Durango's engine produces 235 ft-lbs. @ 4000 rpm.
The 2011 Dodge Durango's engine produces 260 ft-lbs. @ 4800 rpm.