Specifications Comparison: 2012 GMC Sierra 3500 vs 2007 GMC Sierra 3500

Engine Horsepower & Torque

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
HD 3500 Crew Cab Denali	6.0L V8	RWD	322	380
HD 3500 Crew Cab Denali	6.0L V8	4WD	322	380
HD 3500 Crew Cab SLE	6.0L V8	RWD	322	380
HD 3500 Crew Cab SLE	6.0L V8	4WD	322	380
HD 3500 Crew Cab SLT	6.0L V8	RWD	322	380
HD 3500 Crew Cab SLT	6.0L V8	4WD	322	380
HD 3500 Extended Cab SLE	6.0L V8	RWD	322	380
HD 3500 Extended Cab SLE	6.0L V8	4WD	322	380
HD 3500 Extended Cab SLT	6.0L V8	RWD	322	380
HD 3500 Extended Cab SLT	6.0L V8	4WD	322	380
HD 3500 Regular Cab SLE	6.0L V8	RWD	322	380
HD 3500 Regular Cab SLE	6.0L V8	4WD	322	380

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
Classic 3500 Crew Cab SL	6.0L V8	RWD	300	360
Classic 3500 Crew Cab SL	6.0L V8	4WD	300	360
Classic 3500 Crew Cab SLE	6.0L V8	RWD	300	360
Classic 3500 Crew Cab SLE	6.0L V8	4WD	300	360
Classic 3500 Crew Cab SLT	6.0L V8	RWD	300	360
Classic 3500 Crew Cab SLT	6.0L V8	4WD	300	360
Classic 3500 Extended Cab SL	6.0L V8	RWD	300	360
Classic 3500 Extended Cab SL	6.0L V8	4WD	300	360
Classic 3500 Extended Cab SLE	6.0L V8	RWD	300	360
Classic 3500 Extended Cab SLE	6.0L V8	4WD	300	360
Classic 3500 Extended Cab SLT	6.0L V8	RWD	300	360
Classic 3500 Extended Cab SLT	6.0L V8	4WD	300	360
Classic 3500 Regular Cab SL	6.0L V8	RWD	300	360
Classic 3500 Regular Cab SL	6.0L V8	4WD	300	360
Classic 3500 Regular Cab SLE	6.0L V8	RWD	300	360
Classic 3500 Regular Cab SLE	6.0L V8	4WD	300	360
HD 3500 Crew Cab SLE	6.0L V8	RWD	353	373
HD 3500 Crew Cab SLE	6.0L V8	4WD	353	373
HD 3500 Crew Cab SLT	6.0L V8	RWD	353	373
HD 3500 Crew Cab SLT	6.0L V8	4WD	353	373
HD 3500 Extended Cab SLE	6.0L V8	RWD	353	373
HD 3500 Extended Cab SLE	6.0L V8	4WD	353	373
HD 3500 Extended Cab SLT	6.0L V8	RWD	353	373
HD 3500 Extended Cab SLT	6.0L V8	4WD	353	373
HD 3500 Regular Cab SLE	6.0L V8	RWD	353	373
HD 3500 Regular Cab SLE	6.0L V8	4WD	353	373

Trim	Eng.	Drive train	HP Per Liter	HP Per Inch³
HD 3500 Crew Cab Denali	6.0L V8	RWD	53	0.88
HD 3500 Crew Cab Denali	6.0L V8	4WD	53	0.88
HD 3500 Crew Cab SLE	6.0L V8	RWD	53	0.88
HD 3500 Crew Cab SLE	6.0L V8	4WD	53	0.88
HD 3500 Crew Cab SLT	6.0L V8	RWD	53	0.88
HD 3500 Crew Cab SLT	6.0L V8	4WD	53	0.88
HD 3500 Extended Cab SLE	6.0L V8	RWD	53	0.88
HD 3500 Extended Cab SLE	6.0L V8	4WD	53	0.88
HD 3500 Extended Cab SLT	6.0L V8	RWD	53	0.88
HD 3500 Extended Cab SLT	6.0L V8	4WD	53	0.88
HD 3500 Regular Cab SLE	6.0L V8	RWD	53	0.88
HD 3500 Regular Cab SLE	6.0L V8	4WD	53	0.88

Trim	Eng.	Drive train	HP Per Liter	HP Per Inch³
Classic 3500 Crew Cab SL	6.0L V8	RWD	50	0.82
Classic 3500 Crew Cab SL	6.0L V8	4WD	50	0.82
Classic 3500 Crew Cab SLE	6.0L V8	RWD	50	0.82
Classic 3500 Crew Cab SLE	6.0L V8	4WD	50	0.82
Classic 3500 Crew Cab SLT	6.0L V8	RWD	50	0.82
Classic 3500 Crew Cab SLT	6.0L V8	4WD	50	0.82
Classic 3500 Extended Cab SL	6.0L V8	RWD	50	0.82
Classic 3500 Extended Cab SL	6.0L V8	4WD	50	0.82
Classic 3500 Extended Cab SLE	6.0L V8	RWD	50	0.82
Classic 3500 Extended Cab SLE	6.0L V8	4WD	50	0.82
Classic 3500 Extended Cab SLT	6.0L V8	RWD	50	0.82
Classic 3500 Extended Cab SLT	6.0L V8	4WD	50	0.82
Classic 3500 Regular Cab SL	6.0L V8	RWD	50	0.82
Classic 3500 Regular Cab SL	6.0L V8	4WD	50	0.82
Classic 3500 Regular Cab SLE	6.0L V8	RWD	50	0.82
Classic 3500 Regular Cab SLE	6.0L V8	4WD	50	0.82
HD 3500 Crew Cab SLE	6.0L V8	RWD	58	0.96
HD 3500 Crew Cab SLE	6.0L V8	4WD	58	0.96
HD 3500 Crew Cab SLT	6.0L V8	RWD	58	0.96
HD 3500 Crew Cab SLT	6.0L V8	4WD	58	0.96
HD 3500 Extended Cab SLE	6.0L V8	RWD	58	0.96
HD 3500 Extended Cab SLE	6.0L V8	4WD	58	0.96
HD 3500 Extended Cab SLT	6.0L V8	RWD	58	0.96
HD 3500 Extended Cab SLT	6.0L V8	4WD	58	0.96
HD 3500 Regular Cab SLE	6.0L V8	RWD	58	0.96
HD 3500 Regular Cab SLE	6.0L V8	4WD	58	0.96