Black 2013 Chevrolet Silverado 2500HD LT 4WD 6-Speed Automatic HD Electronic with Overdrive Vortec 6.0L V8 SFI VVT 6-Speed Automatic HD Electronic with Overdrive, 4WD, Ebony Cloth. Reviews: * Impressive hauling and towing capabilities refined and quiet ride solid build quality responsive steering. Source: Edmunds * If youve been a longtime Chevy Silverado HD fan and its time to trade in your old rig, the features in the 2013 model should help you remain loyal. For those looking to potentially save fuel costs, the compressed natural gas option may make the Silverado 2500 HD more tempting. Source: KBB.com