What Fits in a GMC Sierra?
Cargo dimensions, common item verdicts, and fit calculator for the GMC Sierra 1500.
Prefilled Sierra 1500 cargo fit check
Start with the GMC Sierra 1500 cargo measurements, then enter your item size to check the trunk opening and folded-seat space.
Cargo Dimensions
| Length | Width | Height | Volume | |
|---|---|---|---|---|
| Seats Up | 69" | 51" | 22" | 63 cu ft |
| Seats Folded | 69" | 51" | 22" | 63 cu ft |
| Opening | — | 51" | 22" | — |
What Fits?
Queen Mattress
Fits flat in any bed length with tailgate down
Full Sheet of Plywood
Lays flat in standard and long bed
Couch
Most couches fit upright or on their side
ATV
Fits in standard bed with ramps
Check Your Specific Item
Enter your item dimensions and GMC Sierra 1500 cargo space for a precise fit analysis.
Open Vehicle Fit Calculator