Specifications Comparison: 2002 Chevrolet Silverado 1500 vs 2024 GMC Sierra 1500

Headroom

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Extended Cab	5.3L V8	RWD	41	38.4
Extended Cab	4.8L V8	4WD	41	38.4
Extended Cab LS	4.3L V6	RWD	41	38.4
Extended Cab LS	4.8L V8	4WD	41	38.4
Extended Cab LT	5.3L V8	RWD	41	38.4
Extended Cab LT	5.3L V8	4WD	41	38.4
Regular Cab	4.3L V6	RWD	41
Regular Cab	4.3L V6	4WD	41
Regular Cab LS	4.3L V6	RWD	41
Regular Cab LS	4.3L V6	4WD	41
HD Crew Cab LS	6.0L V8	RWD	41.1	39.9
HD Crew Cab LS	6.0L V8	4WD	41.1	39.9
HD Crew Cab LT	6.0L V8	RWD	41.1	39.9
HD Crew Cab LT	6.0L V8	4WD	41.1	39.9

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Denali Crew Cab 147"	5.3L V8	RWD	43.03	40.12
Denali Crew Cab 147"	5.3L V8	4WD	43.03	40.12
Denali Crew Cab 157"	5.3L V8	4WD	43.03	40.12
Elevation Crew Cab 147"		RWD	43.03	40.12
Elevation Double Cab 147"		RWD	43.03	39.88
Elevation Crew Cab 147" w/3SB		4WD	43.03	40.12
Elevation Crew Cab 147" w/3VL		4WD	43.03	40.12
Elevation Crew Cab 157"		4WD	43.03	40.12
Elevation Double Cab 147" w/3SB		4WD	43.03	39.88
Elevation Double Cab 147" w/3VL		4WD	43.03	39.88
Pro Crew Cab 147"		RWD	43.03	40.12
Pro Double Cab 147"		RWD	43.03	39.88
Pro Reg Cab 126"		RWD	43.11
Pro Reg Cab 140"		RWD	43.11
Pro Crew Cab 147"		4WD	43.03	40.12
Pro Crew Cab 157"		4WD	43.03	40.12
Pro Double Cab 147"		4WD	43.03	39.88
Pro Reg Cab 126"		4WD	43.11
Pro Reg Cab 140"		4WD	43.11
SLE Crew Cab 147"		RWD	43.03	40.12
SLE Double Cab 147"		RWD	43.03	39.88
SLE Crew Cab 147"		4WD	43.03	40.12
SLE Crew Cab 157"		4WD	43.03	40.12
SLE Double Cab 147"		4WD	43.03	39.88
SLT Crew Cab 147"	5.3L V8	RWD	43.03	40.12
SLT Crew Cab 147"	5.3L V8	4WD	43.03	40.12
SLT Crew Cab 157"	5.3L V8	4WD	43.03	40.12
AT4 Crew Cab 147"	3.0L I6	4WD	43.03	40.12
AT4 Crew Cab 157"	3.0L I6	4WD	43.03	40.12
AT4X Crew Cab 147"	3.0L I6	4WD	43.03	40.12
Denali Ultimate Crew Cab 147"	6.2L V8	4WD	43.03	40.12

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Extended Cab	5.3L V8	RWD	104.1	97.5
Extended Cab	4.8L V8	4WD	104.1	97.5
Extended Cab LS	4.3L V6	RWD	104.1	97.5
Extended Cab LS	4.8L V8	4WD	104.1	97.5
Extended Cab LT	5.3L V8	RWD	104.1	97.5
Extended Cab LT	5.3L V8	4WD	104.1	97.5
Regular Cab	4.3L V6	RWD	104.1
Regular Cab	4.3L V6	4WD	104.1
Regular Cab LS	4.3L V6	RWD	104.1
Regular Cab LS	4.3L V6	4WD	104.1
HD Crew Cab LS	6.0L V8	RWD	104.4	101.3
HD Crew Cab LS	6.0L V8	4WD	104.4	101.3
HD Crew Cab LT	6.0L V8	RWD	104.4	101.3
HD Crew Cab LT	6.0L V8	4WD	104.4	101.3

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Denali Crew Cab 147"	5.3L V8	RWD	109	102
Denali Crew Cab 147"	5.3L V8	4WD	109	102
Denali Crew Cab 157"	5.3L V8	4WD	109	102
Elevation Crew Cab 147"		RWD	109	102
Elevation Double Cab 147"		RWD	109	101
Elevation Crew Cab 147" w/3SB		4WD	109	102
Elevation Crew Cab 147" w/3VL		4WD	109	102
Elevation Crew Cab 157"		4WD	109	102
Elevation Double Cab 147" w/3SB		4WD	109	101
Elevation Double Cab 147" w/3VL		4WD	109	101
Pro Crew Cab 147"		RWD	109	102
Pro Double Cab 147"		RWD	109	101
Pro Reg Cab 126"		RWD	109
Pro Reg Cab 140"		RWD	109
Pro Crew Cab 147"		4WD	109	102
Pro Crew Cab 157"		4WD	109	102
Pro Double Cab 147"		4WD	109	101
Pro Reg Cab 126"		4WD	109
Pro Reg Cab 140"		4WD	109
SLE Crew Cab 147"		RWD	109	102
SLE Double Cab 147"		RWD	109	101
SLE Crew Cab 147"		4WD	109	102
SLE Crew Cab 157"		4WD	109	102
SLE Double Cab 147"		4WD	109	101
SLT Crew Cab 147"	5.3L V8	RWD	109	102
SLT Crew Cab 147"	5.3L V8	4WD	109	102
SLT Crew Cab 157"	5.3L V8	4WD	109	102
AT4 Crew Cab 147"	3.0L I6	4WD	109	102
AT4 Crew Cab 157"	3.0L I6	4WD	109	102
AT4X Crew Cab 147"	3.0L I6	4WD	109	102
Denali Ultimate Crew Cab 147"	6.2L V8	4WD	109	102