The standard size speakers in a VW Jetta is 6.5 inches in the front and back of car. The tweeters fit in a 3-inch hole.
19mm on my 03 vw jetta 2.0
The 2006 Volkswagen Jetta is 5 ft. 10.1 in. (70.1 in.)10 total speakers wide.
The 2009 Volkswagen Jetta has an inline 5 engine.
The 2013 Volkswagen Jetta has an inline 4 engine.
The 2010 Volkswagen Jetta has an inline 5 engine.
The 2005 Volkswagen Jetta has an inline 4 engine.
The 2003 Volkswagen Jetta has an inline 4 engine.
30MM
The stock size of tire on a 94 VW Jetta is 185/60/14. That size is hard to find, so you can also use 195/55/14.
The recommended tire size for a 2002 VW Jetta with 15 inch wheels is 195 65 R15. For 16 inch wheels, the recommended tire size is 205 55 R16.
The 2011 Volkswagen Jetta-Sportwagen has an inline 5 engine.
The 2014 Volkswagen Jetta-Hybrid has an inline 4 engine.