Specifications Comparison: 2018 Chevrolet Silverado 1500 vs 2024 GMC Sierra 1500

Seating Capacity

Trim	Engine	Seating Capacity
Crew Cab Custom	4.3L V6	6
Crew Cab Custom	4.3L V6	6
Crew Cab High Country	5.3L V8	5
Crew Cab High Country	5.3L V8	5
Crew Cab LS	4.3L V6	6
Crew Cab LS	4.3L V6	6
Crew Cab LS SSV	4.3L V6	6
Crew Cab LS SSV	5.3L V8	6
Crew Cab LT	4.3L V6	6
Crew Cab LT	4.3L V6	6
Crew Cab LT eAssist	4.3L V6	6
Crew Cab LT eAssist	4.3L V6	6
Crew Cab LTZ	5.3L V8	6
Crew Cab LTZ	5.3L V8	6
Crew Cab LTZ eAssist	5.3L V8	6
Crew Cab Work	4.3L V6	6
Crew Cab Work	4.3L V6	6
Crew Cab Work SSV	4.3L V6	6
Crew Cab Work SSV	5.3L V8	6
Extended Cab Custom	4.3L V6	6
Extended Cab Custom	4.3L V6	6
Extended Cab LS	4.3L V6	6
Extended Cab LS	4.3L V6	6
Extended Cab LT	4.3L V6	6
Extended Cab LT	4.3L V6	6
Extended Cab LTZ	5.3L V8	6
Extended Cab LTZ	5.3L V8	6
Extended Cab Work	4.3L V6	6
Extended Cab Work	4.3L V6	6
Regular Cab LS	4.3L V6	3
Regular Cab LS	4.3L V6	3
Regular Cab LT	4.3L V6	3
Regular Cab LT	4.3L V6	3
Regular Cab Work	4.3L V6	3
Regular Cab Work	4.3L V6	3

Trim	Engine	Seating Capacity	Doors
Denali Crew Cab 147"	5.3L V8	5	4
Denali Crew Cab 147"	5.3L V8	5	4
Denali Crew Cab 157"	5.3L V8	5	4
Elevation Crew Cab 147"		6	4
Elevation Double Cab 147"		6	4
Elevation Crew Cab 147" w/3SB		6	4
Elevation Crew Cab 147" w/3VL		6	4
Elevation Crew Cab 157"		6	4
Elevation Double Cab 147" w/3SB		6	4
Elevation Double Cab 147" w/3VL		6	4
Pro Crew Cab 147"		6
Pro Double Cab 147"		6
Pro Reg Cab 126"		3	2
Pro Reg Cab 140"		3	2
Pro Crew Cab 147"		6	4
Pro Crew Cab 157"		6	4
Pro Double Cab 147"		6	4
Pro Reg Cab 126"		3	2
Pro Reg Cab 140"		3	2
SLE Crew Cab 147"		6	4
SLE Double Cab 147"		6	4
SLE Crew Cab 147"		6	4
SLE Crew Cab 157"		6	4
SLE Double Cab 147"		6	4
SLT Crew Cab 147"	5.3L V8	6	4
SLT Crew Cab 147"	5.3L V8	6	4
SLT Crew Cab 157"	5.3L V8	6	4
AT4 Crew Cab 147"	3.0L I6	5	4
AT4 Crew Cab 157"	3.0L I6	5	4
AT4X Crew Cab 147"	3.0L I6	5	4
Denali Ultimate Crew Cab 147"	6.2L V8	5	4