The floorplan code is on the decal by your door or in your owner's paperwork.
Sold 2023 and later
Older floorplans
Challenger mattress sizes by floorplan
| Floorplan | Year | Main bed | Bunks | Source |
|---|---|---|---|---|
| 35MQ | 2024 | 72 × 76 in | 48 × 74 in | Thor spec sheet |
| 36FA | 2024 | 72 × 76 in | 48 × 74 in | Thor spec sheet |
| 37DS | 2024 | 72 × 76 in | 48 × 74 in, 27 × 74 in | Thor spec sheet |
| 37FH | 2024 | 72 × 76 in | 48 × 74 in | Thor spec sheet |
| 37YT | 2020 | 72 × 76 in | 54 × 74 in | Thor spec sheet |
The newest year with a published size is shown. Each floorplan page lists every year.