Specifications Comparison: 2006 GMC Sierra 1500 vs 2024 Chevrolet Silverado 1500

Seating Capacity

Trim	Engine	Seating Capacity
1500 Extended Cab SL	V6	6
1500 Extended Cab SL	V8	6
1500 Extended Cab SLE	V8	3
1500 Extended Cab SLE	V8	6
1500 Regular Cab SL	V6	3
1500 Regular Cab SL	V6	3
1500 Regular Cab SLE	V8	3
1500 Regular Cab SLE	V8	3
1500 Crew Cab SL	V8	6
1500 Crew Cab SL	V8	6
1500 Crew Cab SLE	V8	6
1500 Crew Cab SLE	V8	6
1500 Crew Cab SLT	V8	6
1500 Crew Cab SLT	V8	6
1500 Extended Cab SLT	V8	6
1500 Extended Cab SLT	V8	6
1500 Extended Cab SLE	V8	6
1500 Extended Cab SLE	V8	6
HD 1500 Crew Cab SLE	V8	6
HD 1500 Crew Cab SLE	V8	6
HD 1500 Crew Cab SLT	V8	5
HD 1500 Crew Cab SLT	V8	5
Crew Cab Denali	V8	5

Trim	Engine	Seating Capacity	Doors
Custom Crew Cab 147"	2.7L	6	4
Custom Double Cab 147"	2.7L	6	4
Custom Crew Cab 147"	2.7L	6	4
Custom Crew Cab 157"	2.7L	6	4
Custom Double Cab 147"	2.7L	6	4
High Country Crew Cab 147"	5.3L V8	5	4
High Country Crew Cab 147"	5.3L V8	5	4
High Country Crew Cab 157"	5.3L V8	5	4
LT Crew Cab 147"	2.7L	6	4
LT Crew Cab 157"	2.7L	6	4
LT Double Cab 147"	2.7L	6	4
LT Crew Cab 147" w/1LT	2.7L	6	4
LT Crew Cab 147" w/2FL	2.7L	6	4
LT Crew Cab 157"	2.7L	6	4
LT Double Cab 147" w/1LT	2.7L	6	4
LT Double Cab 147" w/2FL	2.7L	6	4
LTZ Crew Cab 147"	5.3L V8	5	4
LTZ Crew Cab 147"	5.3L V8	5	4
LTZ Crew Cab 157"	5.3L V8	5	4
RST Crew Cab 147"	2.7L	6	4
RST Crew Cab 147"	2.7L	6	4
RST Crew Cab 157"	2.7L	6	4
RST Double Cab 147"	2.7L	6	4
Work Crew Cab 147"	2.7L	6	4
Work Crew Cab 157"	2.7L	6	4
Work Double Cab 147"	2.7L	6	4
Work Reg Cab 126"	2.7L	3	2
Work Reg Cab 140"	2.7L	3	2
Work Crew Cab 147"	2.7L	6	4
Work Crew Cab 157"	2.7L	6	4
Work Double Cab 147"	2.7L	6	4
Work Reg Cab 126"	2.7L	3	2
Work Reg Cab 140"	2.7L	3	2
Custom Trail Boss Crew Cab 147"	2.7L	6	4
Custom Trail Boss Crew Cab 157"	2.7L	6	4
LT Trail Boss Crew Cab 147"	2.7L	6	4
LT Trail Boss Crew Cab 157"	2.7L	6	4
ZR2 Crew Cab 147"	3.0L I6	5	4