Winnebago UltraLite 33BHSL mattress size
Years 2015–2016Sold as UltraLiteLength 37'6"
Bunk mattresses in 30 × 72 in
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.
Custom size

Mattress InsiderLuxury Gel Memory Foam
- Memory foam
- 8 in thick
- not stated
Bed sizes by year
| Year | Main bed | Bunks | Other beds | Source |
| 2015 | – | 30 × 72 in | – | Winnebago spec sheet |
| 2016 | – | 30 × 72 in | – | Winnebago spec sheet |
Years not listed weren't published.
The 33BHSL floorplan

Winnebago's 2016 33BHSL floorplan.
Is this your 33BHSL?
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
| 2015 | UltraLite 33BHSL | 37'6" | – |
| 2016 | UltraLite 33BHSL | 37'6" | – |
Questions
What size are the Winnebago UltraLite 33BHSL bunk mattresses?
30 × 72 in (Winnebago spec sheet, 2016).