The front door speakers in the 2001 Silverado 1500 HD Crew Cab measure 6 3/4 inches. The rear side panel speakers measure 4 inches by 6 inches.
6.5" with separate tweeters in front and 6.5" no tweeters in the rear.
It's either a 3.42 or a 3.73
No if its a crew cab they are the same as the fronts. Which is 6 3/4 speakers. You can buy 6 3/4 speakers which are not too common or you can buy adapters that will make the more common 6 1/2 fit.
My manual from the same type of truck says 9900Lbs, with a proper trailering package. Note: this is for the 1500HD not the 1500.
6.5 front.........5.25 rear
According to the specs for a 2001 Chevy Silverado Crew cab, the turning radius is about forty-eight feet (48 ft).
6 1/2 front and back
The speakers in a 2006 GMC Sierra 1500 crew cab are 6.5 inches. However, the speaker manufacturer will refer to this size as 6.75 or 6 3/4 inch speakers.
4,800 Lbs
its not your speakers, its the radio
The tweeters in a 2006 Chevy Silverado 1500 crew cab are typically 1 inch in diameter. They are located in the front door panels, designed to enhance the high-frequency sound reproduction of the vehicle's audio system. Depending on the sound system option installed, there may be variations, but 1-inch tweeters are standard in many models.
On the crew cab, the with the 5' 8" bed, the solenoid is on the front-drivers side corner of the gas tank.