Silverado HD Powertrain
- standard 6.6-liter V8 (401 hp and 464 lb.-ft. of torque)
- available 6.6-liter Duramax Turbo-Diesel V8 (470 hp and 975 lb.-ft. of torque)
- standard rear-wheel drive (RWD) or available four-wheel drive (4WD)
- ten-speed automatic transmission
- electronic locking rear differential
- standard towing capacity: 20,000 pounds (with proper equipment)
- gooseneck/5th-wheel towing limit 22,430 lb. for 2500 HD; 36,000 lb. for 3500 HD
- payload limit: 3,689 lb. for 2500 HD and 7,234 lb. for 3500 HD