The floorplan code is on the decal by your door or in your owner's paperwork.
Floorplans
Endura mattress sizes by floorplan
| Floorplan | Year | Main bed | Bunks | Source |
|---|---|---|---|---|
| 6316 | 2006 | 60 × 74 in | – | Gulf Stream spec sheet |
| 6316EH | 2004 | 60 × 74 in | – | Gulf Stream spec sheet |
| 6331 | 2007 | 75 × 80 in | – | Gulf Stream spec sheet |
| 6340 | 2007 | 60 × 74 in | – | Gulf Stream spec sheet |
| 6340EH | 2004 | 60 × 74 in | – | Gulf Stream spec sheet |
| 6362 | 2007 | 60 × 74 in | 48 × 82 in | Gulf Stream spec sheet |
| 6378 | 2006 | 60 × 74 in | – | Gulf Stream spec sheet |
The newest year with a published size is shown. Each floorplan page lists every year.