Specifications Comparison: 2003 GMC Sierra 2500 vs 2012 GMC Sierra 2500

Engine Horsepower & Torque

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
2500 Extended Cab	V8	4WD	300	360
2500 Extended Cab SLE	V8	4WD	300	360
2500 Extended Cab SLT	V8	4WD	300	360
2500 Regular Cab	V8	RWD	300	360
2500 Regular Cab SLE	V8	RWD	300	360
HD 2500 Crew Cab	V8	RWD	300	360
HD 2500 Crew Cab	V8	4WD	300	360
HD 2500 Crew Cab SLE	V8	RWD	300	360
HD 2500 Crew Cab SLE	V8	4WD	300	360
HD 2500 Crew Cab SLT	V8	RWD	300	360
HD 2500 Crew Cab SLT	V8	4WD	300	360
HD 2500 Extended Cab	V8	RWD	300	360
HD 2500 Extended Cab	V8	4WD	300	360
HD 2500 Extended Cab SLE	V8	RWD	300	360
HD 2500 Extended Cab SLE	V8	4WD	300	360
HD 2500 Extended Cab SLT	V8	RWD	300	360
HD 2500 Extended Cab SLT	V8	4WD	300	360
HD 2500 Regular Cab	V8	RWD	300	360
HD 2500 Regular Cab	V8	4WD	300	360
HD 2500 Regular Cab SLE	V8	RWD	300	360
HD 2500 Regular Cab SLE	V8	4WD	300	360

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
HD 2500 Crew Cab Denali	6.0L V8	RWD	360	380
HD 2500 Crew Cab Denali	6.0L V8	4WD	360	380
HD 2500 Crew Cab SLE	6.0L V8	RWD	360	380
HD 2500 Crew Cab SLE	6.0L V8	4WD	360	380
HD 2500 Crew Cab SLT	6.0L V8	RWD	360	380
HD 2500 Crew Cab SLT	6.0L V8	4WD	360	380
HD 2500 Extended Cab SLE	6.0L V8	RWD	360	380
HD 2500 Extended Cab SLE	6.0L V8	4WD	360	380
HD 2500 Extended Cab SLT	6.0L V8	RWD	360	380
HD 2500 Extended Cab SLT	6.0L V8	4WD	360	380
HD 2500 Regular Cab SLE	6.0L V8	RWD	360	380
HD 2500 Regular Cab SLE	6.0L V8	4WD	360	380

No Data Available: 2003 GMC Sierra 2500 Engine Horsepower Per Liter & Inch³ Of Engine Displacement

Trim	Eng.	Drive train	HP Per Liter	HP Per Inch³
HD 2500 Crew Cab Denali	6.0L V8	RWD	60	0.98
HD 2500 Crew Cab Denali	6.0L V8	4WD	60	0.98
HD 2500 Crew Cab SLE	6.0L V8	RWD	60	0.98
HD 2500 Crew Cab SLE	6.0L V8	4WD	60	0.98
HD 2500 Crew Cab SLT	6.0L V8	RWD	60	0.98
HD 2500 Crew Cab SLT	6.0L V8	4WD	60	0.98
HD 2500 Extended Cab SLE	6.0L V8	RWD	60	0.98
HD 2500 Extended Cab SLE	6.0L V8	4WD	60	0.98
HD 2500 Extended Cab SLT	6.0L V8	RWD	60	0.98
HD 2500 Extended Cab SLT	6.0L V8	4WD	60	0.98
HD 2500 Regular Cab SLE	6.0L V8	RWD	60	0.98
HD 2500 Regular Cab SLE	6.0L V8	4WD	60	0.98