pop the cover take 4 screws out & put your new 1 in
6.5" round speakers.
Front Door Speakers are 6-1/2"
very carefully.
6 1/2" on front and back doors.
Yes you can put 6 speakers in a silverado, by instaling a 4 chanels amp for the front, and mono amp 1 chanel for the sub
6 3/4" Front Speakers and 4x6" Rear Speakers. Source: My 2000 Silverado LT Ext Cab 4dr 4x4 with Z71 pkg.
For the front speakers your gonna have to take the door panels off to get to all the wiring and everything and for the back ones you should just be able to take the plastic cover off and replace them
Yes it will bolt right up.
The front speakers, in your 2005 Chevrolet Silverado, measure four inches by five inches. The rear speakers measure six inches by eight inches.
In a 2000 chevy Silverado 1500 z71 the front door speakers are 6.5"
6.5 in front and 4x6 in back
Front Speaker 6.5 4 Front Tweeter 1 1 Rear Speaker 4X6 2.5