2011 GMC Sierra 3500HD III (GMT900, facelift 2011) Crew Cab Long Box 6.6 Duramax TD V8 (397 Hp) 4WD DRW Automatic
3.5 kg/Nm, 285.9 Nm/tonne
9.1 kg/Hp, 109.5 Hp/tonne
6.6 Duramax TD V8 (397 Hp) 4WD DRW Automatic