If you're on the hunt for a luxurious truck that can haul anything while carrying the whole family, this GMC Sierra 3500HD is an excellent choice. It's a Denali model, so it features some fantastic equipment – and it boasts a 6.6-liter turbodiesel V8 that churns out an insane 910 lb-ft of torque. It also touts a heavy-duty Allison 10-speed automatic transmission, 4-wheel drive, and a dually rear axle.
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