Custom size
- Memory foam
- 8 in thick
- not stated
Made to 75 × 80 inGet a quote
That isn't a standard mattress size, so order a custom size cut to your platform.
Gulf Stream spec sheet, 2007.
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| Year | Main bed | Bunks | Other beds | Source |
|---|---|---|---|---|
| 2006 | 75 × 80 in King | – | – | Gulf Stream spec sheet |
| 2007 | 75 × 80 in King | – | – | Gulf Stream spec sheet |
Years not listed weren't published.

Gulf Stream's 2007 6331 floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2006 | Endura 6331 | 34'-1" | – |
| 2007 | Endura 6331 | 34'-1" | – |
The main bed is 75 × 80 in (Gulf Stream spec sheet, 2007).