One of the top-selling vehicles in the whole General Motors line-up, the 2012 Chevrolet Silverado is defined with four powerplants and three cab styles. On regular and extended cab models, the 2012 Chevrolet also has a choice of a 6-foot standard box or 8-foot long box bed size. Coming in Work Truck, LS, LT, XFE or LTZ trim levels, common features found on all 2012 Chevrolet Silverado pickup trucks include front and side airbags, air conditioning as well as dual 12-volt power outlets. XM Satellite radio, OnStar, Bluetooth connectivity and cruise control are available features on the 2012 Silverado. Multiple engine options are available with the 2012 Chevrolet Silverado. A 195 horsepower, 4.3 liter V-6 engine is found on the base Work Truck model fitted with a four-speed automatic transmission. Optional on the Work Truck but standard on LS and LT models of the 2012 Silverado, a 4.8 liter Vortec V-8 powerplant produces 302 horsepower. A 5.3 liter and a top of the line 403 horsepower, 6.2 liter V-8 engine are also available powerplant choices. The 2012 Chevrolet Silverado V-8 engine line-up is FlexFuel capable for running E85 blended gasoline. All powerplants can be matched with either rear wheel or four-wheel drivetrains.