Specifications Comparison: 2007 Chevrolet Silverado 1500 vs 2003 Chevrolet Silverado 1500

Engine Horsepower & Torque

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
Crew Cab LS	4.8L V8	RWD	295	305
Crew Cab LS	4.8L V8	4WD	295	305
Crew Cab LT	4.8L V8	RWD	295	305
Crew Cab LT	4.8L V8	4WD	295	305
Crew Cab LTZ	5.3L V8	RWD	315	338
Crew Cab LTZ	5.3L V8	4WD	315	338
Extended Cab LT	4.3L V6	RWD	195	260
Extended Cab LT	4.8L V8	4WD	295	305
Extended Cab LTZ	5.3L V8	RWD	315	338
Extended Cab LTZ	5.3L V8	4WD	315	338
Regular Cab LT	4.3L V6	RWD	195	260
Regular Cab LT	4.3L V6	4WD	195	260
Classic Crew Cab LS	4.8L V8	RWD	285	295
Classic Crew Cab LS	4.8L V8	4WD	285	295
Classic Crew Cab LT	5.3L V8	RWD	295	335
Classic Crew Cab LT	5.3L V8	4WD	295	335
Classic Extended Cab LS	4.8L V6	RWD	195	260
Classic Extended Cab LS	5.3L V8	4WD	285	295
Classic Extended Cab LT	5.3L V8	RWD	295	335
Classic Extended Cab LT	5.3L V8	4WD	295	335
Classic Regular Cab LS	4.3L V6	RWD	195	260
Classic Regular Cab LS	4.3L V6	4WD	195	260
Classic Regular Cab LT	4.8L V8	RWD	285	295
Classic Regular Cab LT	4.8L V8	4WD	285	295
Classic Extended Cab LT	5.3L V8	RWD	295	335
Classic Extended Cab LT	5.3L V8	4WD	295	335
HD Classic Crew Cab LT	6.0L V8	RWD	300	360
HD Classic Crew Cab LT	6.0L V8	4WD	300	360

Trim	Eng.	Drive train	HP	Torque (ft-lbs)
Extended Cab	V6	RWD	200	260
Extended Cab	V8	4WD	270	285
Extended Cab LS	V6	RWD	200	260
Extended Cab LS	V8	4WD	270	285
Extended Cab LT	V8	RWD	285	325
Extended Cab LT	V8	4WD	285	325
Regular Cab	V6	RWD	200	260
Regular Cab	V6	4WD	200	260
Regular Cab LS	V6	RWD	200	260
Regular Cab LS	V6	4WD	200	260
HD Crew Cab LS	V8	RWD	300	360
HD Crew Cab LS	V8	4WD	300	360
HD Crew Cab LT	V8	RWD	300	360
HD Crew Cab LT	V8	4WD	300	360

Trim	Eng.	Drive train	HP Per Liter	HP Per Inch³
Crew Cab LS	4.8L V8	RWD	61	1.01
Crew Cab LS	4.8L V8	4WD	61	1.01
Crew Cab LT	4.8L V8	RWD	61	1.01
Crew Cab LT	4.8L V8	4WD	61	1.01
Crew Cab LTZ	5.3L V8	RWD	59	0.98
Crew Cab LTZ	5.3L V8	4WD	59	0.98
Extended Cab LT	4.3L V6	RWD	45	0.74
Extended Cab LT	4.8L V8	4WD	61	1.01
Extended Cab LTZ	5.3L V8	RWD	59	0.98
Extended Cab LTZ	5.3L V8	4WD	59	0.98
Regular Cab LT	4.3L V6	RWD	45	0.74
Regular Cab LT	4.3L V6	4WD	45	0.74
Classic Crew Cab LS	4.8L V8	RWD	59	0.97
Classic Crew Cab LS	4.8L V8	4WD	59	0.97
Classic Crew Cab LT	5.3L V8	RWD	55	0.91
Classic Crew Cab LT	5.3L V8	4WD	55	0.91
Classic Extended Cab LS	4.8L V6	RWD	40	0.67
Classic Extended Cab LS	5.3L V8	4WD	53	0.88
Classic Extended Cab LT	5.3L V8	RWD	55	0.91
Classic Extended Cab LT	5.3L V8	4WD	55	0.91
Classic Regular Cab LS	4.3L V6	RWD	45	0.74
Classic Regular Cab LS	4.3L V6	4WD	45	0.74
Classic Regular Cab LT	4.8L V8	RWD	59	0.97
Classic Regular Cab LT	4.8L V8	4WD	59	0.97
Classic Extended Cab LT	5.3L V8	RWD	55	0.91
Classic Extended Cab LT	5.3L V8	4WD	55	0.91
HD Classic Crew Cab LT	6.0L V8	RWD	50	0.82
HD Classic Crew Cab LT	6.0L V8	4WD	50	0.82