Rivian · New on the site
Rivian R1T Bed Sizes & Dimensions
Inside bed length, width between the wheel wells and depth for the Rivian R1T, 2022 to today — plus which camper shells and tonneau covers swap between years. The current truck comes with 4'6" beds.
2022–present R1T
Verified 2026| Bed | Cabs | Length at floor | Max width | Between wheel wells | Depth | Volume |
|---|---|---|---|---|---|---|
| 4.5 ft 4'6" nominal |
Crew Cab | 54″ | — | 50″ | 18″ | 29.2 ft³ |
Camper shell & cover swaps
No other truck on this site shares this exact bed box. Use the compare tool to see how close another bed is.
- Tailgate down, length grows to about 84 in. Gear Tunnel sits between cab and bed.
Owner fit reports
Add yoursSwapped a shell, fit a tonneau, or measured your bed? Tell other owners what worked. Approved reports appear here.