The Silverado Classic is a carry-over from 2004 offered in either extended cab or crew-cab. All models have four-doors and up-to-six-passenger seating capacity. The base model WT is offered with a 4.3-liter V6 that produces 195 horsepower with an optional 4.8-liter V8 that produces 285 horsepower (standard on the LS and LT models). The LT3 comes standard with a 5.3liter V8 that produces 295 horsepower with E85 Flex-Fuel capability, a 5.3-liter V8 that produces 315 horsepower or a 6.0-liter V8 that generates 367 horsepower. You can get either model in two or four-wheel-drive configuration and a fully electronic four-speed automatic transmission.