The 2003 Polaris Scrambler 400 features a two-stroke engine with a 23.07-cubic-inch piston displacement. The 2003 Polaris Scrambler 500 features a liquid-cooled, four-stroke engine that offers a 30.45-cubic-inch displacement.
Dry weight on the 2003 400 model Scrambler is 481 lbs., while dry weight on the 2003 500 model Scrambler is 571 lbs. Wheelbase on the 400 is 49.75 inches and wheelbase on the 500 is 48 inches.
The 2003 Scrambler 400 features a fuel tank with a 4-gallon capacity, while the fuel tank on the 2003 Scrambler 500 offers a 3.5-gallon capacity. Both ATVs employ 23x7-10 front tires, 22x11-10 rear tires and the Polaris variable automatic transmission.