for a 2000 4wd with the biggest optional v8 about 8000lbs towing capacity (not tong weight)
3266k
If you open the drivers door you will see a sticker on the door jam that will answer your question.
Brakes.
GVWR = 9200 lbs. From 1980 to 1999, a Chevy 2500's had a GVWR of 8600lbs From 2000 to current, 2500HD (the common "three quarter ton") GVWR is 9200lbs prior to 1980, three quarter ton pickups had 6800lb standard GVWR, with higher GVWR as options.
brakes
The 2001 Chevrolet Silverado-1500 has 12 valves.
The 2011 Chevrolet Silverado-1500 has a V6 engine.
The 2008 Chevrolet Silverado-1500 has 12 valves.
The 2008 Chevrolet Silverado-1500 has a V6 engine.
The 2007 Chevrolet Silverado-1500 has a V8 engine.
The 2013 Chevrolet Silverado-1500 has a V6 engine.
The 2014 Chevrolet Silverado-1500 has a V6 engine.