The 2009 Chevy Silverado 3500HD full-size pickup comes in three body styles and with two rear-axle designs. Regular, extended and crew cabs can each be had with either a single or dual rear-wheel setup (the 2WD regular cab only gets the single). All have a long bed. Regular cabs are available in base Work Truck or midlevel LT trims, while the extended and crew cabs can also be had in plush LTZ guise.The Work Truck gets 16-inch steel wheels, air-conditioning (optional with regular cab), a trip computer, vinyl upholstery, a 40/20/40-split front bench seat, a tilt steering wheel, OnStar, and a stereo with a CD player and satellite radio. The LT adds keyless entry, rear tinted windows, full power accessories, cloth upholstery and a leather-wrapped steering wheel. Some of these additions are optional on the Work Truck.
The LTZ adds a trailering package (with an integrated trailer brake controller), alloy wheels, leather upholstery, remote engine start, an upgraded interior design with wood trim, dual-zone climate control, foglamps, power and heated front bucket seats, rear audio controls, Bluetooth, steering-wheel audio controls and a Bose speaker system. Some of these features are optional on the LT.
Other options available on the LT and LTZ include the Z71 off-road package (skid plates, off-road suspension, bigger stabilizer bar), power-folding exterior mirrors, power-folding and extending camper mirrors, the EZ Lift tailgate, a rearview camera, rear parking assist sensors, power-adjustable pedals, a rear-seat entertainment system, and a navigation system with real-time traffic.